# incident

plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  2 23:01:04 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=</8O1dftE7tYv+44t>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 66.132.153.125
country_id: 6252001
description:
Dec  2 23:01:29 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=66.132.153.125, lip=66.85.158.92, TLS: Connection closed, session=<t6lOd/tEaidChJl9>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 122.187.229.194
country_id: 1269750
description:
2025-12-02 22:59:54 dovecot_login authenticator failed for ([122.187.229.194]) [122.187.229.194]:53410: 535 Incorrect authentication data (set_id=hr)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 64.62.156.83
country_id: 6252001
description:
Dec  2 23:04:52 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (no auth attempts in 3 secs): user=<>, rip=64.62.156.83, lip=66.85.158.91, TLS handshaking: Connection closed, session=<Fnxrg/tExYtAPpxT>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 64.62.156.80
country_id: 6252001
description:
Dec  2 23:05:10 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (no auth attempts in 3 secs): user=<>, rip=64.62.156.80, lip=66.85.158.91, TLS handshaking: Connection closed, session=<ZiKDhPtEivBAPpxQ>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 158.173.22.115
country_id: 6252001
description:
2025-12-02 23:05:22 dovecot_login authenticator failed for (ADMIN) [158.173.22.115]:44384: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 103.83.130.80
country_id: 1269750
description:
2025-12-02 23:06:51 dovecot_login authenticator failed for ([103.83.130.80]) [103.83.130.80]:40317: 535 Incorrect authentication data (set_id=orders@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  2 23:07:20 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<ZN8hjPtE5Msv/AU1>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 128.106.196.150
country_id: 1880251
description:
2025-12-02 23:07:36 dovecot_login authenticator failed for (bb128-106-196-150.singnet.com.sg) [128.106.196.150]:61402: 535 Incorrect authentication data (set_id=orders)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 178.131.84.55
country_id: 130758
description:
2025-12-02 23:08:04 dovecot_login authenticator failed for (ADMIN) [178.131.84.55]:49695: 535 Incorrect authentication data (set_id=info@ayuzonelanka.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  2 23:09:02 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<wPQ3kvtEeMSkXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  2 23:09:51 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<hr@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<jZ8UlftE4IvO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  2 23:09:57 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<zDx2lftEDsKiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  2 23:10:02 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<Z6bElftEpM0vWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  2 23:10:28 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<3vZUl/tEr4Az0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.245.39.116
country_id: 1643084
description:
Dec  2 23:11:32 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<hr@ceylondigest.com>, method=PLAIN, rip=103.245.39.116, lip=66.85.158.91, session=<zVQZm/tE9Opn9Sd0>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 203.90.110.186
country_id: 1269750
description:
Dec  2 23:13:56 host2 sshd[2247655]: Disconnected from invalid user foundry 203.90.110.186 port 60430 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 207.154.194.2
country_id: 2921044
description:
Dec  2 23:14:46 host2 sshd[2248225]: Disconnected from invalid user teste 207.154.194.2 port 55644 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  2 23:15:30 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<XTBOqftErIxnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  2 23:15:45 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<yT82qvtEBq6nYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  2 23:16:40 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<mWB5rftEXIYrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.30.81.54
country_id: 1269750
description:
Dec  2 23:18:19 host2 dovecot[3366265]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info@sivagnanamfoundation.com>, method=PLAIN, rip=103.30.81.54, lip=66.85.158.91, TLS, session=<iqNwsvtEMqpnHlE2>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 207.154.194.2
country_id: 2921044
description:
Dec  2 23:18:23 host2 sshd[2250736]: Disconnected from invalid user manager 207.154.194.2 port 43748 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 185.93.73.7
country_id: 798544
description:
Dec  2 23:18:37 host2 dovecot[3366265]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<info>, method=PLAIN, rip=185.93.73.7, lip=66.85.158.91, TLS, session=<bP6as/tE+bu5XUkH>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  2 23:17:41 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<jaQbsftE5pCB4rs4>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 124.155.125.131
country_id: 1861060
description:
Dec  2 23:19:07 host2 sshd[2251138]: Disconnected from invalid user hu 124.155.125.131 port 45558 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 207.154.194.2
country_id: 2921044
description:
Dec  2 23:19:27 host2 sshd[2251280]: Disconnected from invalid user tidb 207.154.194.2 port 35040 [preauth]


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  2 23:19:41 host2 sshd[2251406]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  2 23:19:42 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<TzJRuPtENoUvWbHj>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 124.155.125.131
country_id: 1861060
description:
Dec  2 23:20:27 host2 sshd[2251949]: Disconnected from invalid user valheim 124.155.125.131 port 34212 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 207.154.194.2
country_id: 2921044
description:
Dec  2 23:20:30 host2 sshd[2251963]: Disconnected from invalid user cashier 207.154.194.2 port 43936 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 207.154.194.2
country_id: 2921044
description:
Dec  2 23:21:31 host2 sshd[2252576]: Disconnected from invalid user albert 207.154.194.2 port 43506 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 124.155.125.131
country_id: 1861060
description:
Dec  2 23:22:58 host2 sshd[2253445]: Disconnected from invalid user syncuser 124.155.125.131 port 51440 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 124.155.125.131
country_id: 1861060
description:
Dec  2 23:24:09 host2 sshd[2254247]: Disconnected from invalid user tony 124.155.125.131 port 41474 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 46.246.122.76
country_id: 3144096
description:
2025-12-02 23:23:51 dovecot_login authenticator failed for (ADMIN) [46.246.122.76]:40329: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 46.202.175.118
country_id: 3017382
description:
Dec  2 23:27:14 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=46.202.175.118, lip=66.85.158.91, session=<xDRB0/tEZM4uyq92>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 216.218.206.69
country_id: 6252001
description:
Dec  2 23:30:16 host2 dovecot[3366265]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=216.218.206.69, lip=66.85.158.91, session=<dhQ63vtE/P7Y2s5F>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 74.82.47.4
country_id: 6252001
description:
Dec  2 23:30:34 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=74.82.47.4, lip=66.85.158.92, session=<EpNY3/tESk9KUi8E>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 216.218.206.69
country_id: 6252001
description:
Dec  2 23:30:43 host2 dovecot[3366265]: imap-login: Disconnected: Too many invalid commands (no auth attempts in 0 secs): user=<>, rip=216.218.206.69, lip=66.85.158.91, session=<FXne3/tERvLY2s5F>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 74.82.47.4
country_id: 6252001
description:
Dec  2 23:30:48 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=74.82.47.4, lip=66.85.158.92, TLS: Connection closed, session=<fMEp4PtEDipKUi8E>


plugin: ossec
rule: 11000
name: Login failed on the cpanel service.
abuser: 161.97.101.70
country_id: 3017382
description:
[2025-11-13 10:40:03 +0530] info [cpaneld] 161.97.101.70 - lezzarot "POST /login/?login_only=1 HTTP/1.1" FAILED LOGIN cpaneld: invalid cpanel user lezzarot (has_cpuser_file failed)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 203.90.110.186
country_id: 1269750
description:
Dec  2 23:36:10 host2 sshd[2261598]: Disconnected from invalid user qw 203.90.110.186 port 59740 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 185.242.226.17
country_id: 6252001
description:
Dec  2 23:37:31 host2 dovecot[3366265]: imap-login: Disconnected: Connection closed (disconnected before auth was ready, waited 0 secs): user=<>, rip=185.242.226.17, lip=66.85.158.92, session=<C3wm+PtE5tC58uIR>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  2 23:40:37 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<zL0hA/xECI6OXXSy>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 203.90.110.186
country_id: 1269750
description:
Dec  2 23:40:09 host2 sshd[2264275]: Disconnected from invalid user kapsch 203.90.110.186 port 39112 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  2 23:40:26 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<FNqAAvxErKfD+hnW>


plugin: ossec
rule: 9708
name: Dovecot Aborted Login with empty user
abuser: 185.242.226.17
country_id: 6252001
description:
Dec  2 23:42:25 host2 dovecot[3366265]: imap-login: Disconnected: Aborted login by logging out (no auth attempts in 0 secs): user=<>, rip=185.242.226.17, lip=66.85.158.91, session=<KQCxCfxE1MW58uIR>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  2 23:43:51 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<admin@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<P9qjDvxEbuil0xnK>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 158.173.23.37
country_id: 2635167
description:
2025-12-02 23:44:35 dovecot_login authenticator failed for (ADMIN) [158.173.23.37]:27651: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  2 23:46:38 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<mgSuGPxEZtwm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  2 23:46:44 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<N98KGfxEZMYv+44t>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 93.171.84.164
country_id: 2017370
description:
2025-12-02 23:48:45 dovecot_login authenticator failed for ([127.0.0.1]) [93.171.84.164]:49618: 535 Incorrect authentication data (set_id=chitral00@bostonlanka.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 182.95.63.50
country_id: 1269750
description:
2025-12-02 23:48:54 dovecot_login authenticator failed for ([127.0.0.1]) [182.95.63.50]:48430: 535 Incorrect authentication data (set_id=chitral00)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  2 23:52:17 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<s/fgLPxENoUv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  2 23:53:37 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<wB6hMfxE3pakXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  2 23:54:35 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<gN4VNfxEns4vWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  2 23:54:06 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<OeJjM/xEHODO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  2 23:54:32 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<zwDiNPxEcIeiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.245.39.116
country_id: 1643084
description:
Dec  2 23:55:34 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<hr@ceylondigest.com>, method=PLAIN, rip=103.245.39.116, lip=66.85.158.91, session=<DEGUOPxE9rxn9Sd0>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  2 23:55:00 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<P7CXNvxEKM8z0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  2 23:59:32 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<qTLMRvxE6rinYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  2 23:59:03 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<6ugORfxEGtlnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 00:00:18 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<JJ2ISfxEAq4rmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 00:01:11 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<zTmvTPxErMeB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 00:01:43 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<shipping@anandaobauae.org>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<yHueTvxEcLoXXz9j>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 00:02:23 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<yUEBUfxEdNHANXk9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 00:02:43 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<tUAbUvxERqovWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 00:03:24 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<4gejVPxEsovD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 00:04:40 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<J2EsWfxEdNyOXXSy>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 103.120.116.162
country_id: 1168579
description:
2025-12-03 00:06:20 dovecot_login authenticator failed for (nsg-corporate-121.161.185.122.airtel.in) [103.120.116.162]:44169: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 125.19.194.166
country_id: 1269750
description:
2025-12-03 00:06:41 dovecot_login authenticator failed for (138.219.244.10.static.softdados.net) [125.19.194.166]:51300: 535 Incorrect authentication data (set_id=hr)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 102.53.15.56
country_id: 2542007
description:
2025-12-03 00:10:34 dovecot_login authenticator failed for ([102.53.15.56]) [102.53.15.56]:46192: 535 Incorrect authentication data (set_id=careers@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 00:09:57 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<gEkRbPxEVt8m9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 00:09:59 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<EnEmbPxEPKcv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 00:10:56 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<ztaMb/xELuCl0xnK>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 103.51.26.198
country_id: 1269750
description:
2025-12-03 00:11:01 dovecot_login authenticator failed for (103.51.26.198.sukaininfoway.com) [103.51.26.198]:47762: 535 Incorrect authentication data (set_id=careers)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 102.129.153.73
country_id: 6252001
description:
2025-12-03 00:12:25 dovecot_login authenticator failed for (ADMIN) [102.129.153.73]:54196: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 144.48.8.10
country_id: 1861060
description:
Dec  3 00:16:41 host2 sshd[2289382]: Disconnected from invalid user rstudio 144.48.8.10 port 40722 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 192.3.105.24
country_id: 6252001
description:
Dec  3 00:16:45 host2 sshd[2289432]: Disconnected from invalid user kali 192.3.105.24 port 33084 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 00:17:01 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<hyhUhfxEKOQv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 00:17:21 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<hnl7hvxEtKM+PIdo>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 213.142.148.228
country_id: 298795
description:
Dec  3 00:17:33 host2 sshd[2289873]: Disconnected from invalid user nrk 213.142.148.228 port 46158 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 00:17:47 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<+C8TiPxEpMYvWGUU>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 144.48.8.10
country_id: 1861060
description:
Dec  3 00:17:50 host2 sshd[2290011]: Disconnected from invalid user odin 144.48.8.10 port 41474 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 178.239.36.217
country_id: 3175395
description:
Dec  3 00:18:37 host2 dovecot[3366265]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info@systemtec.lk>, method=PLAIN, rip=178.239.36.217, lip=66.85.158.91, TLS, session=<SegqivxEKq2y7yTZ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 00:18:51 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<A3TZi/xELpSkXF7M>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 213.142.148.228
country_id: 298795
description:
Dec  3 00:19:15 host2 sshd[2290864]: Disconnected from invalid user rstudio 213.142.148.228 port 49410 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 00:19:45 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<ZPAVj/xEVIgz0msW>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 192.3.105.24
country_id: 6252001
description:
Dec  3 00:18:57 host2 sshd[2290643]: Disconnected from invalid user nominatim 192.3.105.24 port 33316 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 35.237.94.18
country_id: 6252001
description:
Dec  3 00:18:58 host2 sshd[2290647]: Disconnected from invalid user gns3 35.237.94.18 port 47674 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 102.64.47.180
country_id: 953987
description:
Dec  3 00:19:01 host2 dovecot[3366265]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 19 secs): user=<info>, method=PLAIN, rip=102.64.47.180, lip=66.85.158.91, TLS, session=<cclyi/xEechmQC+0>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 00:19:31 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<MLVDjvxEtJmiAOAm>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 35.237.94.18
country_id: 6252001
description:
Dec  3 00:20:09 host2 sshd[2291538]: Disconnected from invalid user odin 35.237.94.18 port 49106 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 35.237.94.18
country_id: 6252001
description:
Dec  3 00:21:16 host2 sshd[2292316]: Disconnected from invalid user cds 35.237.94.18 port 50540 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.245.39.116
country_id: 1643084
description:
Dec  3 00:21:16 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@ceylondigest.com>, method=PLAIN, rip=103.245.39.116, lip=66.85.158.91, session=<Ggp/lPxEgpRn9Sd0>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 00:21:36 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<Rju2lfxEMOXO7iqJ>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 36.37.203.28
country_id: 1831722
description:
2025-12-03 00:22:19 dovecot_login authenticator failed for ([36.37.203.28]) [36.37.203.28]:39382: 535 Incorrect authentication data (set_id=washeera@lezzarotech.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 35.237.94.18
country_id: 6252001
description:
Dec  3 00:22:25 host2 sshd[2293048]: Disconnected from invalid user usuario1 35.237.94.18 port 51970 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 103.174.34.49
country_id: 1269750
description:
2025-12-03 00:22:28 dovecot_login authenticator failed for ([103.174.34.49]) [103.174.34.49]:49443: 535 Incorrect authentication data (set_id=washeera)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 00:22:00 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<euMml/xE0tI+PIds>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 213.142.148.228
country_id: 298795
description:
Dec  3 00:23:56 host2 sshd[2293768]: Disconnected from invalid user huawei 213.142.148.228 port 50724 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 00:25:04 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<3XUbovxEBEKnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 00:25:18 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<t8zzovxERM9nmud6>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 213.142.148.228
country_id: 298795
description:
Dec  3 00:25:31 host2 sshd[2295028]: Disconnected from invalid user super 213.142.148.228 port 33924 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 00:26:26 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<irsDp/xE8sXD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 00:27:06 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<odxoqfxERK4rmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 00:27:28 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<finance@anandaobauae.org>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<vb63qvxEZqQXXz9j>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 00:28:15 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<2sWArfxEwKuB4rs4>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 101.47.48.147
country_id: 1880251
description:
Dec  3 00:29:28 host2 sshd[2297301]: Disconnected from invalid user gerrit 101.47.48.147 port 47528 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 00:29:18 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<++hBsfxEYr2OXXSy>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 121.73.169.153
country_id: 2186224
description:
2025-12-03 00:29:26 dovecot_login authenticator failed for (2-55-68-141.orange.net.il) [121.73.169.153]:56222: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 202.82.20.241
country_id: 1819730
description:
2025-12-03 00:29:59 dovecot_login authenticator failed for 202-82-20-241.static.imsbiz.com ([59.20.85.112]) [202.82.20.241]:61295: 535 Incorrect authentication data (set_id=hr)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 195.184.76.225
country_id: 6252001
description:
Dec  3 00:31:30 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (no auth attempts in 3 secs): user=<>, rip=195.184.76.225, lip=66.85.158.92, TLS: Connection closed, session=<PgM6ufxEkcfDuEzh>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 173.244.58.14
country_id: 2029969
description:
2025-12-03 00:31:38 dovecot_login authenticator failed for (ADMIN) [173.244.58.14]:50944: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 00:31:06 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<I6Wmt/xEHoXANXk9>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 195.184.76.4
country_id: 6252001
description:
Dec  3 00:31:10 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=195.184.76.4, lip=66.85.158.92, TLS handshaking: Connection closed, session=<64IQuPxE7crDuEwE>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 195.184.76.227
country_id: 6252001
description:
Dec  3 00:31:21 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (no auth attempts in 11 secs): user=<>, rip=195.184.76.227, lip=66.85.158.92, TLS: Connection closed, session=<cSu6uPxEt+DDuEzj>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 195.184.76.6
country_id: 6252001
description:
Dec  3 00:31:27 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed: read(size=600) failed: Connection reset by peer (no auth attempts in 0 secs): user=<>, rip=195.184.76.6, lip=66.85.158.92, TLS handshaking: read(size=600) failed: Connection reset by peer, session=<H0MLufxEVefDuEwG>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 101.47.48.147
country_id: 1880251
description:
Dec  3 00:32:03 host2 sshd[2299225]: Disconnected from invalid user autcom 101.47.48.147 port 58088 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 00:32:36 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<J7D5vPxEkLMvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 00:33:19 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<ynubv/xE5uIv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 00:33:33 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<X1l1wPxE7OEm9w7I>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 101.47.48.147
country_id: 1880251
description:
Dec  3 00:34:32 host2 sshd[2300840]: Disconnected from invalid user foundry 101.47.48.147 port 56060 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 00:38:20 host2 dovecot[3366265]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<RCSI0fxETIml0xnK>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 179.125.169.77
country_id: 3469034
description:
2025-12-03 00:40:26 dovecot_login authenticator failed for 179-125-169-77.static.desktop.com.br ([114.101.79.13]) [179.125.169.77]:51988: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 87.12.160.212
country_id: 3175395
description:
2025-12-03 00:41:02 dovecot_login authenticator failed for host-87-12-160-212.business.telecomitalia.it ([182.135.122.79]) [87.12.160.212]:48220: 535 Incorrect authentication data (set_id=marketing)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 00:41:03 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<3RJI2/xEGr8vWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 00:41:48 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<IV3v3fxEoqQv/AU1>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 64.226.111.144
country_id: 2921044
description:
Dec  3 00:42:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=1026) failed: Connection reset by peer (no auth attempts in 0 secs): user=<>, rip=64.226.111.144, lip=66.85.158.92, session=<k5EP3/xEgcJA4m+Q>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 00:43:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<FzSI5fxEWKM+PIdr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 00:44:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<PM6e6PxEiKOiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.105
country_id: 130758
description:
Dec  3 00:44:11 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=62.60.135.105, lip=66.85.158.91, session=<Vy585vxERqo+PIdp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 00:44:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<wJa35vxE1qakXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 00:44:39 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<MYEm6PxECLAz0msW>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 198.71.59.213
country_id: 6252001
description:
2025-12-03 00:45:25 dovecot_login authenticator failed for ip198-71-59-213.pbiaas.com (ADMIN) [198.71.59.213]:59334: 535 Incorrect authentication data (set_id=test@colperlab.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.245.39.116
country_id: 1643084
description:
Dec  3 00:47:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=103.245.39.116, lip=66.85.158.91, session=<buS88fxEZphn9Sd0>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 00:48:22 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<MQZ09fxETJTO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 00:49:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<EFIh+vxE8N7D+hnW>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 00:50:39 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<ITqV/fxEGJanYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 00:51:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<VXCCAf1EtuVnmud6>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 191.101.31.56
country_id: 3017382
description:
2025-12-03 00:53:41 dovecot_login authenticator failed for (ADMIN) [191.101.31.56]:16025: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 00:53:58 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<H3lwCf1ENLGOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 00:54:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<XEZZCv1EoNgrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 00:55:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<Uu2WD/1EcoWB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 00:56:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<8sYDFP1E6Ocv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 00:57:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<5ctTFf1E0OMm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 01:02:40 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<6ICAKP1EgrkvWbHj>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.25
country_id: 798549
description:
Dec  3 01:03:31 host2 sshd[2323603]: Disconnected from invalid user user 2.57.121.25 port 38488 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 01:04:32 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<Ad1BL/1ETLcvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 01:05:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<I9bpM/1EbKWl0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 01:06:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<tb2sN/1E0NYv/AU1>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 91.231.89.136
country_id: 3017382
description:
Dec  3 01:09:32 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=600) failed: Connection reset by peer (no auth attempts in 1 secs): user=<>, rip=91.231.89.136, lip=66.85.158.92, TLS handshaking: read(size=600) failed: Connection reset by peer, session=<G1w8Qf1EE+Vb51mI>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 01:09:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<lsLNQf1EG9gz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 01:09:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<PLlcQv1EJNqkXF7M>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 91.231.89.241
country_id: 3017382
description:
Dec  3 01:09:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=91.231.89.241, lip=66.85.158.92, TLS handshaking: Connection closed, session=<UrasP/1EVbVb51nx>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 91.231.89.246
country_id: 3017382
description:
Dec  3 01:09:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 10 secs): user=<>, rip=91.231.89.246, lip=66.85.158.92, TLS: Connection closed, session=<n/dOQP1Ei7Vb51n2>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 01:10:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<4ZTLQ/1EFsOiAOAm>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 62.60.131.17
country_id: 130758
description:
2025-12-03 01:10:30 dovecot_login authenticator failed for (ADMIN) [62.60.131.17]:58069: 535 Incorrect authentication data (set_id=test@lakwelholdings.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 125.19.154.158
country_id: 1269750
description:
2025-12-03 01:10:49 dovecot_login authenticator failed for ([211.228.92.253]) [125.19.154.158]:51984: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 152.32.206.64
country_id: 6252001
description:
Dec  3 01:11:07 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 0 secs): user=<>, rip=152.32.206.64, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<qXPuRv1EPtaYIM5A>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 122.187.227.164
country_id: 1269750
description:
2025-12-03 01:11:21 dovecot_login authenticator failed for ([49.124.154.166]) [122.187.227.164]:60360: 535 Incorrect authentication data (set_id=marketing)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 01:13:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<kx9ZTv1E3KrD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 01:15:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<4ajlVf1Evt/O7iqJ>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 217.138.193.166
country_id: 290557
description:
2025-12-03 01:15:35 dovecot_login authenticator failed for (ADMIN) [217.138.193.166]:39789: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 49.124.149.209
country_id: 1733045
description:
2025-12-03 01:15:49 dovecot_login authenticator failed for ([65.20.144.28]) [49.124.149.209]:38810: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 91.219.196.17
country_id: 690791
description:
2025-12-03 01:16:07 dovecot_login authenticator failed for ([125.19.156.2]) [91.219.196.17]:51732: 535 Incorrect authentication data (set_id=marketing)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 01:16:51 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<pw1TW/1E8N+nYwhf>


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 01:17:23 host2 sshd[2333848]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 62.60.131.17
country_id: 130758
description:
2025-12-03 01:18:13 dovecot_login authenticator failed for (ADMIN) [62.60.131.17]:51607: 535 Incorrect authentication data (set_id=test@lakwelholdings.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 01:18:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<iJE3YP1EpLZnmud6>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 51.75.142.157
country_id: 3017382
description:
2025-12-03 01:18:30 dovecot_login authenticator failed for 157.ip-51-75-142.eu [51.75.142.157]:40520: 535 Incorrect authentication data (set_id=root@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 01:18:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<5yCIYv1EgKOOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 102.64.33.221
country_id: 953987
description:
Dec  3 01:19:14 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 22 secs): user=<info@sivagnanamfoundation.com>, method=PLAIN, rip=102.64.33.221, lip=66.85.158.91, TLS, session=<ApWgYv1EbN1mQCHd>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 62.60.131.17
country_id: 130758
description:
2025-12-03 01:19:17 dovecot_login authenticator failed for (ADMIN) [62.60.131.17]:53556: 535 Incorrect authentication data (set_id=test@lakwelholdings.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 45.179.188.201
country_id: 3469034
description:
Dec  3 01:19:36 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 20 secs): user=<info>, method=PLAIN, rip=45.179.188.201, lip=66.85.158.91, TLS, session=<BhgUZP1EMbots7zJ>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 62.60.131.17
country_id: 130758
description:
2025-12-03 01:20:32 dovecot_login authenticator failed for (ADMIN) [62.60.131.17]:61952: 535 Incorrect authentication data (set_id=test@lakwelholdings.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 01:20:35 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<0LWjaP1EcKwv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 01:21:12 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<I5TXav1EuOUm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 01:21:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<0FKga/1EztsrmxBp>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 62.60.131.17
country_id: 130758
description:
2025-12-03 01:22:04 dovecot_login authenticator failed for (ADMIN) [62.60.131.17]:62779: 535 Incorrect authentication data (set_id=test@lakwelholdings.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 01:23:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<bDqWcf1EzKSB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 01:24:04 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<X40jdf1E4M0+PIdo>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 01:27:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<SA4/gv1ElpE+PIds>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 205.210.31.88
country_id: 6252001
description:
Dec  3 01:27:56 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=205.210.31.88, lip=66.85.158.91, TLS, session=<jvUTg/1E9P/N0h9Y>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 01:28:06 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<N0GGg/1EcK8vWGUU>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 172.105.3.107
country_id: 6251999
description:
Dec  3 01:31:40 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=172.105.3.107, lip=66.85.158.91, session=<okFqkP1EvoysaQNr>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 172.105.3.107
country_id: 6251999
description:
Dec  3 01:31:52 host2 pure-ftpd[2343401]: (?@172.105.3.107) [INFO] New connection from 172.105.3.107


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 01:32:00 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<CVp8kf1EZt8v/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 01:32:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<MDQHlP1E2r4vWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 01:33:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<Lm5/lv1EQsql0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 01:34:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<nkKQm/1E8pEz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 01:35:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<pH7gnv1EBpmiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 01:35:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<AzvVnf1E6qmkXF7M>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 77.81.142.106
country_id: 3996063
description:
2025-12-03 01:36:03 dovecot_login authenticator failed for (ADMIN) [77.81.142.106]:47308: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 01:36:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<RmR5ov1EoKLD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 01:42:39 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<payWt/1EWJKnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 01:42:23 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<3L+jtv1EUOvO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 01:44:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<TrQCvf1EwuUv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 01:44:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<wMGvvv1EoOdnmud6>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.60.131.157
country_id: 130758
description:
Dec  3 01:43:55 host2 sshd[2351190]: Disconnected from invalid user star 62.60.131.157 port 50244 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 01:43:59 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<L+JUvP1EMIyOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 01:45:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<Sca4wP1Evucm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 202.155.95.2
country_id: 1643084
description:
Dec  3 01:46:24 host2 dovecot[2304439]: pop3-login: Disconnected: Inactivity (auth failed, 1 attempts in 173 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=202.155.95.2, lip=66.85.158.91, session=<rzzHuv1EorLKm18C>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 178.219.97.231
country_id: 798544
description:
Dec  3 01:47:23 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info@jrdc.lk>, method=PLAIN, rip=178.219.97.231, lip=66.85.158.91, TLS, session=<dZCVx/1Eo6yy22Hn>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 186.216.88.88
country_id: 3469034
description:
Dec  3 01:47:42 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info>, method=PLAIN, rip=186.216.88.88, lip=66.85.158.91, TLS, session=<ZVa1yP1EmI262FhY>


plugin: ossec
rule: 9708
name: Dovecot Aborted Login with empty user
abuser: 45.156.128.73
country_id: 2264397
description:
Dec  3 01:48:12 host2 dovecot[2304439]: pop3-login: Disconnected: Aborted login by logging out (no auth attempts in 1 secs): user=<>, rip=45.156.128.73, lip=66.85.158.91, TLS, session=<MO6Cy/1Ead0tnIBJ>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 45.156.128.71
country_id: 2264397
description:
Dec  3 01:48:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=45.156.128.71, lip=66.85.158.91, TLS, session=<dTCvy/1EhrgtnIBH>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 45.156.128.73
country_id: 2264397
description:
Dec  3 01:48:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:1420918C:SSL routines:tls_early_post_process_client_hello:version too low (no auth attempts in 0 secs): user=<>, rip=45.156.128.73, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:1420918C:SSL routines:tls_early_post_process_client_hello:version too low, session=<x9DKy/1Erc4tnIBJ>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 45.156.128.72
country_id: 2264397
description:
Dec  3 01:48:18 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 0 secs): user=<>, rip=45.156.128.72, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<Nbbry/1Ep5UtnIBI>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 01:48:30 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<lHmEzP1EPsIrmxBp>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 174.166.153.20
country_id: 6252001
description:
2025-12-03 01:49:55 dovecot_plain authenticator failed for c-174-166-153-20.hsd1.nj.comcast.net (spiksovess) [174.166.153.20]:41356: 535 Incorrect authentication data (set_id=careers@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 01:50:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<N79w0v1Ejq2B4rs4>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.60.131.157
country_id: 130758
description:
Dec  3 01:51:18 host2 sshd[2355824]: Disconnected from invalid user star 62.60.131.157 port 18561 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 01:51:22 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<CoC31v1Esrg+PIdr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 01:51:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<qFoY2P1E2KcvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.105
country_id: 130758
description:
Dec  3 01:51:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=62.60.135.105, lip=66.85.158.91, session=<empq2P1Ews0+PIdp>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 147.185.132.115
country_id: 6252001
description:
Dec  3 01:54:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 2 secs): user=<>, rip=147.185.132.115, lip=66.85.158.92, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<yTDW4P1Eu96TuYRz>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 01:54:39 host2 sshd[2358278]: Disconnected from invalid user admin 2.57.121.112 port 39178 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 01:56:56 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<coio6v1EpuUv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 01:57:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<xPEz6/1EdNzANXk9>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 185.252.223.157
country_id: 719819
description:
2025-12-03 02:00:22 dovecot_login authenticator failed for (ADMIN) [185.252.223.157]:12729: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 02:00:28 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<yOVF9/1ENILD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 01:59:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<wXho9f1EG7oz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 02:01:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<q9tX+f1EpMSl0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 02:01:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=</k82+v1EyNCiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 02:01:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<EWoh+v1EUKOkXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 02:00:58 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<shipping@agronatureholdings.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<iSgT+f1EZtsXXz9j>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 02:02:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<lVeX/v1E0MUvWbHj>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 122.187.230.38
country_id: 1269750
description:
2025-12-03 02:05:03 dovecot_login authenticator failed for ([203.129.225.4]) [122.187.230.38]:55272: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 02:07:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<9nSSEf5E7o0v+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 02:08:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<ERaoE/5E7GOnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 02:09:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<c+hnFv5ErJmOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 02:09:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<ghLDFv5Edukm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 02:09:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<cfxEF/5E3qHO7iqJ>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 194.59.30.180
country_id: 732800
description:
2025-12-03 02:09:43 dovecot_login authenticator failed for (194.59.30.180) [194.59.30.180]:45952: 535 Incorrect authentication data (set_id=awanish@maximsholdings.com)


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 02:11:33 host2 sshd[2370429]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 02:11:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<qmOEHf5EDrhnmud6>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.60.210.82
country_id: 130758
description:
Dec  3 02:17:00 host2 sshd[2374805]: Disconnected from invalid user teamspeak 62.60.210.82 port 39762 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 02:17:26 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<cIT+M/5EhouB4rs4>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 157.254.165.85
country_id: 6252001
description:
Dec  3 02:17:36 host2 sshd[2375212]: Invalid user cloudtourssrilan_travel from 157.254.165.85 port 60543


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 62.60.210.82
country_id: 130758
description:
Dec  3 02:18:19 host2 sshd[2375889]: Disconnected from invalid user stack 62.60.210.82 port 52486 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.60.210.82
country_id: 130758
description:
Dec  3 02:19:39 host2 sshd[2376779]: Disconnected from invalid user user01 62.60.210.82 port 50576 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 151.241.123.147
country_id: 6252001
description:
2025-12-03 02:19:44 dovecot_login authenticator failed for (ADMIN) [151.241.123.147]:33640: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.60.210.82
country_id: 130758
description:
Dec  3 02:20:59 host2 sshd[2377943]: Disconnected from invalid user asterisk 62.60.210.82 port 57276 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 201.173.216.62
country_id: 3996063
description:
2025-12-03 02:22:49 dovecot_login authenticator failed for (201.173.216.62-clientes-izzi.mx) [201.173.216.62]:58918: 535 Incorrect authentication data (set_id=webmaster@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 02:22:06 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<vcmuRP5Eip4v/AU1>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 213.100.204.180
country_id: 2661886
description:
2025-12-03 02:23:34 dovecot_login authenticator failed for c213-100-204-180.bredband.tele2.se [213.100.204.180]:35552: 535 Incorrect authentication data (set_id=webmaster)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 02:24:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<wvU4TP5ExszD+hnW>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 152.32.200.22
country_id: 3469034
description:
Dec  3 02:24:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 0 secs): user=<>, rip=152.32.200.22, lip=66.85.158.92, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<D6BdTP5EDLeYIMgW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 02:25:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<4Lp0Uf5EBqDANXk9>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 152.32.200.22
country_id: 3469034
description:
Dec  3 02:25:01 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 18 secs): user=<>, rip=152.32.200.22, lip=66.85.158.92, TLS handshaking: Connection closed, session=<bDkyT/5ENr+YIMgW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 02:25:01 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<HkQTT/5EOuIz0msW>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 139.59.137.193
country_id: 2921044
description:
Dec  3 02:26:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=139.59.137.193, lip=66.85.158.92, session=<QLmpVP5EUG+LO4nB>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 02:26:36 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<5cq/VP5E2MuiAOAm>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 122.185.176.126
country_id: 1269750
description:
2025-12-03 02:26:43 dovecot_login authenticator failed for ([110.185.173.167]) [122.185.176.126]:47722: 535 Incorrect authentication data (set_id=isuru)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.213.238.91
country_id: 1210997
description:
Dec  3 02:26:49 host2 sshd[2382085]: Disconnected from invalid user bitwarden 103.213.238.91 port 37368 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 193.46.192.20
country_id: 2510769
description:
2025-12-03 02:26:14 dovecot_login authenticator failed for ([59.6.203.38]) [193.46.192.20]:59461: 535 Incorrect authentication data (set_id=isuru@euroentertainmentlk.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 46.101.226.237
country_id: 2921044
description:
Dec  3 02:26:32 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=46.101.226.237, lip=66.85.158.92, session=<vGOjVP5Ej1suZeLt>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 02:27:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<6TAGV/5EEuOkXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 02:28:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<XKxWW/5EAJel0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 02:28:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<finance@agronatureholdings.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<cczaXP5EjpYXXz9j>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 190.60.62.37
country_id: 3686110
description:
Dec  3 02:29:36 host2 sshd[2383718]: Disconnected from invalid user ansible 190.60.62.37 port 48238 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 02:30:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<8WW4Yv5EWIg+PIdo>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 190.60.62.37
country_id: 3686110
description:
Dec  3 02:31:24 host2 sshd[2385374]: Disconnected from invalid user erpnext 190.60.62.37 port 35404 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 02:31:39 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<Zo/NZv5E2Lsv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 02:32:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<vdulaf5EtM0vWbHj>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 103.213.238.91
country_id: 1210997
description:
Dec  3 02:31:57 host2 sshd[2385867]: Disconnected from invalid user ivan 103.213.238.91 port 38134 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 152.32.206.64
country_id: 6252001
description:
Dec  3 02:32:00 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (disconnected before auth was ready, waited 0 secs): user=<>, rip=152.32.206.64, lip=66.85.158.92, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<tKwqaP5EruCYIM5A>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 02:33:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<LSWDbP5EYusm9w7I>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.213.238.91
country_id: 1210997
description:
Dec  3 02:33:22 host2 sshd[2386773]: Disconnected from invalid user ftpuser 103.213.238.91 port 39726 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 02:34:22 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<t8aJcP5EMIqOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 02:34:35 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<MnRNcf5EnhynYwhf>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.213.238.91
country_id: 1210997
description:
Dec  3 02:34:43 host2 sshd[2387715]: Disconnected from invalid user zjw 103.213.238.91 port 41318 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 02:33:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<lYugbv5E8KY+PIds>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 190.60.62.37
country_id: 3686110
description:
Dec  3 02:33:53 host2 sshd[2387145]: Disconnected from invalid user sammy 190.60.62.37 port 47380 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 190.60.62.37
country_id: 3686110
description:
Dec  3 02:35:06 host2 sshd[2388206]: Disconnected from invalid user bitrix 190.60.62.37 port 52968 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 95.181.233.22
country_id: 2993457
description:
2025-12-03 02:36:24 dovecot_login authenticator failed for (ADMIN) [95.181.233.22]:44980: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 02:36:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<d0jFd/5EUpfO7iqJ>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 190.60.62.37
country_id: 3686110
description:
Dec  3 02:36:16 host2 sshd[2389156]: Disconnected from invalid user sammy 190.60.62.37 port 45212 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 02:37:48 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<refHfP5EGIFnmud6>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 02:39:08 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<jDWOgf5EXpgvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 02:43:12 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<UbcWkP5EquErmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 02:44:54 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<AT8ylv5EiO2B4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 02:47:29 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<shipping@bostonlanka.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<tJxun/5EeLQXXz9j>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 02:47:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<RjqUn/5EJrcv/AU1>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 02:47:54 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<fs7poP5EuJ/D+hnW>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 122.165.66.55
country_id: 1269750
description:
2025-12-03 02:49:03 dovecot_login authenticator failed for ([127.0.0.1]) [122.165.66.55]:49150: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 182.95.181.62
country_id: 1269750
description:
2025-12-03 02:49:16 dovecot_login authenticator failed for ([127.0.0.1]) [182.95.181.62]:40780: 535 Incorrect authentication data (set_id=kasunp)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 02:49:58 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<ze1VqP5ExJsz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 02:51:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<xAX7rv5E8NiiAOAm>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 152.32.200.22
country_id: 3469034
description:
Dec  3 02:52:29 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 0 secs): user=<>, rip=152.32.200.22, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<i39vsf5EvoCYIMgW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 02:53:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<HSsKtP5E7umkXF7M>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 152.32.200.22
country_id: 3469034
description:
Dec  3 02:52:58 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 18 secs): user=<>, rip=152.32.200.22, lip=66.85.158.91, TLS, session=<PSYvs/5E3LiYIMgW>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 84.211.13.69
country_id: 3144096
description:
2025-12-03 02:55:33 dovecot_login authenticator failed for ([127.0.0.1]) [84.211.13.69]:51372: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 84.213.189.154
country_id: 3144096
description:
2025-12-03 02:55:39 dovecot_login authenticator failed for ([127.0.0.1]) [84.213.189.154]:44454: 535 Incorrect authentication data (set_id=kasunp)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 02:55:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<foC/vP5EYuEv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 02:55:48 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<5u0lvf5EXLOl0xnK>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 95.181.238.126
country_id: 6252001
description:
2025-12-03 02:56:02 dovecot_login authenticator failed for (ADMIN) [95.181.238.126]:52994: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 159.203.44.163
country_id: 6251999
description:
Dec  3 02:57:49 host2 pure-ftpd[2406124]: (?@159.203.44.163) [INFO] New connection from 159.203.44.163


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 02:57:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<MwJ0xP5EnoI+PIdr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 02:57:21 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<syaxwv5ENu0m9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 02:59:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<RnHmyv5EmpWOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 03:00:30 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<AEr1zf5ESnCnYwhf>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 202.79.29.108
country_id: 1831722
description:
Dec  3 03:01:19 host2 sshd[2409342]: Disconnected from invalid user odoo15 202.79.29.108 port 40602 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 202.79.29.108
country_id: 1831722
description:
Dec  3 03:02:42 host2 sshd[2410384]: Disconnected from invalid user ts1 202.79.29.108 port 37564 [preauth]


plugin: ossec
rule: 13008
name: Mail Recipient rejected
abuser: 38.89.143.166
country_id: 6252001
description:
2025-12-03 03:02:53 H=([38.89.143.166]) [38.89.143.166]:55275 F=<dpr@priv8shop.com> rejected RCPT <logs.boxz@yandex.com>: Sender verify failed


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 03:03:06 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<ow0y1/5EHNQvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 03:03:08 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<xSRk1/5E1pAvWGUU>


plugin: ossec
rule: 11000
name: Login failed on the cpanel service.
abuser: 43.245.222.27
country_id: 1819730
description:
[2025-12-03 03:03:18 +0530] info [cpaneld] 43.245.222.27 - yashiholdings "POST /login/?login_only=1 HTTP/1.1" FAILED LOGIN cpaneld: invalid cpanel user yashiholdings (has_cpuser_file failed)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 03:03:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<m6mM2P5E8urO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 03:04:36 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<lQys3P5E6qtnmud6>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 202.79.29.108
country_id: 1831722
description:
Dec  3 03:05:46 host2 sshd[2413312]: Disconnected from invalid user sopuser 202.79.29.108 port 57618 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 70.174.163.173
country_id: 6252001
description:
2025-12-03 03:06:17 dovecot_login authenticator failed for ([127.0.0.1]) [70.174.163.173]:33386: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 84.211.16.131
country_id: 3144096
description:
2025-12-03 03:06:23 dovecot_login authenticator failed for ([127.0.0.1]) [84.211.16.131]:38800: 535 Incorrect authentication data (set_id=kasunp)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 178.131.84.55
country_id: 130758
description:
2025-12-03 03:06:39 dovecot_login authenticator failed for (ADMIN) [178.131.84.55]:56986: 535 Incorrect authentication data (set_id=info@ayuzonelanka.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 36.255.3.203
country_id: 1269750
description:
Dec  3 03:06:01 host2 sshd[2413564]: Disconnected from invalid user oracle 36.255.3.203 port 56962 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 217.26.179.128
country_id: 3175395
description:
Dec  3 03:07:22 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<info@jrdc.lk>, method=PLAIN, rip=217.26.179.128, lip=66.85.158.91, TLS, session=<ZSSw5f5EIdTZGrOA>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 36.255.3.203
country_id: 1269750
description:
Dec  3 03:08:11 host2 sshd[2414889]: Disconnected from invalid user ir 36.255.3.203 port 47266 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 45.163.198.144
country_id: 3469034
description:
Dec  3 03:07:52 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 27 secs): user=<info>, method=PLAIN, rip=45.163.198.144, lip=66.85.158.91, TLS, session=<Ddbb5v5EE88to8aQ>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 03:07:56 host2 sshd[2414716]: Disconnected from invalid user admin 2.57.121.112 port 20775 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 199.45.154.133
country_id: 6252001
description:
Dec  3 03:09:01 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=199.45.154.133, lip=66.85.158.91, TLS: Connection closed, session=<pz2W7P5EfNPHLZqF>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 36.255.3.203
country_id: 1269750
description:
Dec  3 03:10:37 host2 sshd[2416523]: Disconnected from invalid user tecnopos 36.255.3.203 port 46147 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 03:10:46 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<muW38v5EcM0rmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 03:11:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<w+cp9v5EKIfD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 03:12:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<+vwc+f5EWOqB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 03:12:56 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<bwNt+v5EAsMv/AU1>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 36.255.3.203
country_id: 1269750
description:
Dec  3 03:13:03 host2 sshd[2418220]: Disconnected from invalid user student 36.255.3.203 port 45032 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 102.64.41.118
country_id: 953987
description:
Dec  3 03:13:41 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 20 secs): user=<info@systemtec.lk>, method=PLAIN, rip=102.64.41.118, lip=66.85.158.91, TLS, session=<xLwO/P5E8YdmQCl2>


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 03:14:31 host2 sshd[2419155]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 186.209.248.63
country_id: 3469034
description:
Dec  3 03:14:07 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 24 secs): user=<info>, method=PLAIN, rip=186.209.248.63, lip=66.85.158.91, TLS, session=<sRRa/f5ESsO60fg/>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 36.255.3.203
country_id: 1269750
description:
Dec  3 03:14:20 host2 sshd[2419059]: Disconnected from invalid user backend 36.255.3.203 port 58589 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 03:15:06 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<KWA3Av9E/8Mz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 03:16:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<finance@bostonlanka.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<X/h+Bf9ETqUXXz9j>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 91.90.122.29
country_id: 3042058
description:
2025-12-03 03:16:06 dovecot_login authenticator failed for (ADMIN) [91.90.122.29]:1907: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 03:17:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<tXsACv9E/umiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 03:19:30 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<lyLyEf9EDsikXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 03:19:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<tBwlE/9EDpsv+44t>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 50.74.136.134
country_id: 6252001
description:
2025-12-03 03:21:07 dovecot_plain authenticator failed for syn-050-074-136-134.biz.spectrum.com (sophiabled) [50.74.136.134]:44994: 535 Incorrect authentication data (set_id=training@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 03:21:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=</dtEGf9E4IAm9w7I>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 38.248.12.102
country_id: 6252001
description:
Dec  3 03:22:36 host2 sshd[2425198]: Disconnected from invalid user nishant 38.248.12.102 port 33094 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 03:23:37 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<pImgIP9EsJWl0xnK>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 209.141.41.212
country_id: 6252001
description:
Dec  3 03:23:30 host2 sshd[2425605]: Disconnected from invalid user jacob 209.141.41.212 port 44146 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 197.225.146.23
country_id: 934292
description:
Dec  3 03:24:12 host2 sshd[2426238]: Disconnected from invalid user postgres 197.225.146.23 port 55160 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 184.191.243.7
country_id: 6252001
description:
2025-12-03 03:24:48 dovecot_login authenticator failed for wsip-184-191-243-7.fv.ks.cox.net ([127.0.0.1]) [184.191.243.7]:55797: 535 Incorrect authentication data (set_id=contact@bostonlanka.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 78.156.0.88
country_id: 3144096
description:
2025-12-03 03:24:55 dovecot_login authenticator failed for ([127.0.0.1]) [78.156.0.88]:35794: 535 Incorrect authentication data (set_id=contact)


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 209.141.41.212
country_id: 6252001
description:
Dec  3 03:25:05 host2 sshd[2426977]: Disconnected from invalid user sales1 209.141.41.212 port 42852 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 103.233.92.123
country_id: 1269750
description:
2025-12-03 03:25:00 dovecot_login authenticator failed for ([103.233.92.123]) [103.233.92.123]:42570: 535 Incorrect authentication data (set_id=it@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 03:25:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<q+5dJv9EGrmOXXSy>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 166.130.176.136
country_id: 6252001
description:
2025-12-03 03:25:21 dovecot_login authenticator failed for mobile-166-130-176-136.mycingular.net [166.130.176.136]:50428: 535 Incorrect authentication data (set_id=it)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 154.221.27.234
country_id: 1819730
description:
Dec  3 03:25:36 host2 sshd[2427314]: Disconnected from invalid user qw 154.221.27.234 port 59844 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 38.248.12.102
country_id: 6252001
description:
Dec  3 03:26:25 host2 sshd[2427768]: Disconnected from invalid user sftpuser 38.248.12.102 port 52580 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 154.221.27.234
country_id: 1819730
description:
Dec  3 03:27:06 host2 sshd[2428281]: Disconnected from invalid user userroot 154.221.27.234 port 44808 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 03:27:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<uILvLf9EQokvWGUU>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 38.248.12.102
country_id: 6252001
description:
Dec  3 03:27:30 host2 sshd[2428485]: Disconnected from invalid user fred 38.248.12.102 port 50288 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 03:26:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<dXNZLP9ElpOnYwhf>


plugin: ossec
rule: 9708
name: Dovecot Aborted Login with empty user
abuser: 152.32.207.179
country_id: 6252001
description:
Dec  3 03:28:45 host2 dovecot[2304439]: imap-login: Disconnected: Aborted login by logging out (no auth attempts in 0 secs): user=<>, rip=152.32.207.179, lip=66.85.158.91, TLS, session=<+0glM/9Egs6YIM+z>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 152.32.207.179
country_id: 6252001
description:
Dec  3 03:28:45 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=152.32.207.179, lip=66.85.158.91, session=<UmwfM/9E1M2YIM+z>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 154.221.27.234
country_id: 1819730
description:
Dec  3 03:28:33 host2 sshd[2429045]: Disconnected from invalid user dev 154.221.27.234 port 58004 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 38.248.12.102
country_id: 6252001
description:
Dec  3 03:28:36 host2 sshd[2429091]: Disconnected from invalid user hello 38.248.12.102 port 59162 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 154.221.27.234
country_id: 1819730
description:
Dec  3 03:29:58 host2 sshd[2429715]: Disconnected from invalid user odoo 154.221.27.234 port 42966 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 197.225.146.23
country_id: 934292
description:
Dec  3 03:30:23 host2 sshd[2430253]: Disconnected from invalid user fan 197.225.146.23 port 49404 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 03:30:36 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<SoKbOf9EFM3O7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 03:31:40 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<nodvPf9Ebtlnmud6>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 197.225.146.23
country_id: 934292
description:
Dec  3 03:31:50 host2 sshd[2431230]: Disconnected from invalid user odin 197.225.146.23 port 33392 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 197.225.146.23
country_id: 934292
description:
Dec  3 03:33:18 host2 sshd[2432333]: Disconnected from invalid user fred 197.225.146.23 port 48668 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 03:32:59 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<hKYiQv9EhtkvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 03:36:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<CyS1Tf9EKsTD+hnW>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 212.102.49.73
country_id: 2510769
description:
2025-12-03 03:36:31 dovecot_login authenticator failed for (ADMIN) [212.102.49.73]:48287: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 03:37:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<uLYsU/9EUok+PIdo>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 03:38:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<uRVQVf9E9Ikv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 03:38:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<H8uMVf9EkM0rmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 03:40:19 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<VLRZXP9E3qiB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 03:40:21 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<O0F4XP9EZuwz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 03:41:42 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=</9VaYf9EwNM+PIds>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 03:42:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<mDSJZf9ENuCiAOAm>


plugin: ossec
rule: 13008
name: Mail Recipient rejected
abuser: 87.120.36.32
country_id: 3175395
description:
2025-12-03 03:43:34 H=([87.120.36.32]) [87.120.36.32]:61110 F=<info@aspen.jp> rejected RCPT <amaslim90@outlook.com>: SMTP AUTH is required for message submission on port 587


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 202.155.95.2
country_id: 1643084
description:
Dec  3 03:44:06 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 4 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=202.155.95.2, lip=66.85.158.91, session=<TjbIaf9ESMbKm18C>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 198.71.59.213
country_id: 6252001
description:
2025-12-03 03:44:53 dovecot_login authenticator failed for ip198-71-59-213.pbiaas.com (ADMIN) [198.71.59.213]:54270: 535 Incorrect authentication data (set_id=test@colperlab.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 03:45:12 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<eADcbf9EFLcv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 03:46:01 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<bWO/cP9EHoSkXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 03:47:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<9TtrdP9EuIMm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 03:50:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<Jfgkgv9EIoWOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 03:51:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<XwOkhP9E3sml0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 03:52:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<7AWph/9EaufANXk9>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 198.71.59.213
country_id: 6252001
description:
2025-12-03 03:52:55 dovecot_login authenticator failed for ip198-71-59-213.pbiaas.com (ADMIN) [198.71.59.213]:56508: 535 Incorrect authentication data (set_id=test@colperlab.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 03:53:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<uz3hif9EWoIvWGUU>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 57.129.64.219
country_id: 2921044
description:
Dec  3 03:53:04 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 5 secs): user=<>, rip=57.129.64.219, lip=66.85.158.91, session=<E/8Ziv9EB7s5gUDb>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 03:53:22 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<uUwQi/9EaEmnYwhf>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 03:54:18 host2 sshd[2447294]: Disconnected from invalid user admin 2.57.121.112 port 50168 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 191.96.103.10
country_id: 6252001
description:
2025-12-03 03:54:44 dovecot_login authenticator failed for (ADMIN) [191.96.103.10]:47810: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 148.113.211.131
country_id: 6251999
description:
Dec  3 03:55:01 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=148.113.211.131, lip=66.85.158.91, TLS: Connection closed, session=<a44Xkf9EceaUcdOD>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 34.66.223.68
country_id: 6252001
description:
Dec  3 03:56:27 host2 sshd[2448708]: Disconnected from invalid user laravel 34.66.223.68 port 52442 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 03:58:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<Jmx4nP9EyNTO7iqJ>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 31.14.32.5
country_id: 2750405
description:
Dec  3 03:59:08 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 2 secs): user=<>, rip=31.14.32.5, lip=66.85.158.91, session=<gqnEn/9EB+cfDiAF>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 198.71.59.213
country_id: 6252001
description:
2025-12-03 03:58:57 dovecot_login authenticator failed for ip198-71-59-213.pbiaas.com (ADMIN) [198.71.59.213]:53382: 535 Incorrect authentication data (set_id=test@colperlab.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 03:58:59 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<Secin/9EjMJnmud6>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 8.243.50.114
country_id: 3469034
description:
Dec  3 04:00:37 host2 sshd[2451545]: Disconnected from invalid user ionadmin 8.243.50.114 port 44024 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.25
country_id: 798549
description:
Dec  3 04:01:37 host2 sshd[2452289]: Disconnected from invalid user user 2.57.121.25 port 50068 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 34.66.223.68
country_id: 6252001
description:
Dec  3 04:00:53 host2 sshd[2451828]: Disconnected from invalid user customer 34.66.223.68 port 52172 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 04:02:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<ldOFq/9EDKjD+hnW>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 34.66.223.68
country_id: 6252001
description:
Dec  3 04:02:59 host2 sshd[2453221]: Disconnected from invalid user redmine 34.66.223.68 port 38256 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.184.82.46
country_id: 798544
description:
Dec  3 04:03:12 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info@sivagnanamfoundation.com>, method=PLAIN, rip=195.184.82.46, lip=66.85.158.91, TLS, session=<o+lVrf9E077DuFIu>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 8.243.50.114
country_id: 3469034
description:
Dec  3 04:03:24 host2 sshd[2453956]: Disconnected from invalid user kafka 8.243.50.114 port 47284 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 186.31.95.163
country_id: 3686110
description:
Dec  3 04:03:33 host2 sshd[2454040]: Disconnected from invalid user castle 186.31.95.163 port 43690 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 04:03:40 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<zuW/r/9E6N8vWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 181.225.195.93
country_id: 3865483
description:
Dec  3 04:03:38 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 23 secs): user=<info>, method=PLAIN, rip=181.225.195.93, lip=66.85.158.91, TLS, session=<IAyIrv9EcNm14cNd>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 198.71.59.213
country_id: 6252001
description:
2025-12-03 04:04:50 dovecot_login authenticator failed for ip198-71-59-213.pbiaas.com (ADMIN) [198.71.59.213]:49336: 535 Incorrect authentication data (set_id=test@colperlab.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 04:04:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<q+imsf9EkOov/AU1>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 186.31.95.163
country_id: 3686110
description:
Dec  3 04:05:13 host2 sshd[2455751]: Disconnected from invalid user ubuntu 186.31.95.163 port 60366 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 8.243.50.114
country_id: 3469034
description:
Dec  3 04:06:03 host2 sshd[2456810]: Disconnected from invalid user ts3 8.243.50.114 port 50524 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.146.158.235
country_id: 1819730
description:
Dec  3 04:06:43 host2 sshd[2457310]: Disconnected from invalid user lch 103.146.158.235 port 53382 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 04:06:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<MyFZuP9E8uw+PIdr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 04:06:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<7JwGuf9EzKcz0msW>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 166.88.160.67
country_id: 6252001
description:
Dec  3 04:06:31 host2 sshd[2457162]: Disconnected from invalid user lch 166.88.160.67 port 41098 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 04:06:01 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<O0pAuP9E9o8rmxBp>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 186.31.95.163
country_id: 3686110
description:
Dec  3 04:06:52 host2 sshd[2457392]: Disconnected from invalid user ts3 186.31.95.163 port 34936 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 8.243.50.114
country_id: 3469034
description:
Dec  3 04:07:26 host2 sshd[2457735]: Disconnected from invalid user ubuntu 8.243.50.114 port 52154 [preauth]


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 04:08:32 host2 sshd[2458617]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 04:08:03 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<VWCIv/9E9rKB4rs4>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 186.31.95.163
country_id: 3686110
description:
Dec  3 04:08:30 host2 sshd[2458564]: Disconnected from invalid user customer 186.31.95.163 port 38000 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 152.32.144.167
country_id: 1861060
description:
Dec  3 04:08:34 host2 sshd[2458630]: Disconnected from invalid user admin 152.32.144.167 port 60482 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 04:09:08 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<zh5tw/9EnNiiAOAm>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 198.71.59.213
country_id: 6252001
description:
2025-12-03 04:10:14 dovecot_login authenticator failed for ip198-71-59-213.pbiaas.com (ADMIN) [198.71.59.213]:62223: 535 Incorrect authentication data (set_id=test@colperlab.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 04:11:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<r1m8zP9EZskv+44t>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 73.137.7.97
country_id: 6252001
description:
2025-12-03 04:10:54 dovecot_plain authenticator failed for c-73-137-7-97.hsd1.ga.comcast.net (douted) [73.137.7.97]:48232: 535 Incorrect authentication data (set_id=env_eng@lezzarotech.com)


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 152.32.144.167
country_id: 1861060
description:
Dec  3 04:12:07 host2 sshd[2461420]: Disconnected from invalid user nexus 152.32.144.167 port 51806 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 41.235.220.67
country_id: 357994
description:
2025-12-03 04:12:40 dovecot_plain authenticator failed for (10I184C09IJ1) [41.235.220.67]:4496: 535 Incorrect authentication data (set_id=587hr@lezzarotech.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.171.85.124
country_id: 1643084
description:
Dec  3 04:11:59 host2 sshd[2461232]: Disconnected from invalid user tester 103.171.85.124 port 44282 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 04:16:59 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<dxaF3/9ELMKOXXSy>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.171.85.124
country_id: 1643084
description:
Dec  3 04:17:28 host2 sshd[2465960]: Disconnected from invalid user airflow 103.171.85.124 port 45280 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 04:19:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<aDSU6P9EAOovWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 04:20:07 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<37226v9ENHKnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 04:20:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<6yjq6v9EKrOl0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 04:22:18 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<bz6H8v9EcrrANXk9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 04:26:04 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<ngkAAABFINPO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 04:26:26 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<fCBKAQBFPJVnmud6>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.153.190.105
country_id: 1643084
description:
Dec  3 04:27:59 host2 sshd[2471889]: Disconnected from invalid user david 103.153.190.105 port 55722 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 04:29:30 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<0b0/DABFHrMv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 04:28:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<OTIBCgBFDpbD+hnW>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 65.20.133.56
country_id: 99237
description:
2025-12-03 04:31:09 dovecot_login authenticator failed for ([65.20.133.56]) [65.20.133.56]:35418: 535 Incorrect authentication data (set_id=jobs@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 189.218.82.49
country_id: 3996063
description:
2025-12-03 04:31:22 dovecot_login authenticator failed for (189.218.82.49-clientes-izzi.mx) [189.218.82.49]:55495: 535 Incorrect authentication data (set_id=jobs)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 04:31:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<bgd2EwBFQdAz0msW>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 04:31:51 host2 sshd[2474984]: Disconnected from invalid user admin 2.57.121.112 port 38805 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 103.153.190.105
country_id: 1643084
description:
Dec  3 04:32:07 host2 sshd[2475365]: Disconnected from invalid user ubuntu 103.153.190.105 port 36701 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 04:33:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<g5+8GgBFdOYvWbHj>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 152.52.236.2
country_id: 1269750
description:
2025-12-03 04:33:51 dovecot_login authenticator failed for ([106.0.165.219]) [152.52.236.2]:49710: 535 Incorrect authentication data (set_id=washeera)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 125.17.124.75
country_id: 1269750
description:
2025-12-03 04:33:16 dovecot_login authenticator failed for ([110.77.137.236]) [125.17.124.75]:60940: 535 Incorrect authentication data (set_id=washeera@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 04:33:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<zSy6GQBFDpormxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 04:34:46 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<t9cVHwBFwsyiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 04:35:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<lkDPIABF+OuB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.40.64.155
country_id: 1269750
description:
Dec  3 04:35:31 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info@sivagnanamfoundation.com>, method=PLAIN, rip=103.40.64.155, lip=66.85.158.91, TLS, session=<KAjfIABF97xnKECb>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 46.246.122.36
country_id: 3144096
description:
2025-12-03 04:35:35 dovecot_login authenticator failed for (ADMIN) [46.246.122.36]:47883: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 186.209.248.63
country_id: 3469034
description:
Dec  3 04:36:29 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 42 secs): user=<info>, method=PLAIN, rip=186.209.248.63, lip=66.85.158.91, TLS handshaking: Connection closed, session=<j+zZIgBFN+C60fg/>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 138.117.16.118
country_id: 3865483
description:
Dec  3 04:36:30 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 3 secs): user=<>, rip=138.117.16.118, lip=66.85.158.91, TLS, session=<xB5mJQBFjZeKdRB2>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 04:37:06 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<6k54JwBFmsQv+44t>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 04:38:15 host2 sshd[2479440]: Disconnected from invalid user admin 2.57.121.112 port 44535 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 04:38:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=</5vBLQBFjK6kXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 04:39:19 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<00RoLwBFZoom9w7I>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 65.20.233.110
country_id: 99237
description:
2025-12-03 04:39:58 dovecot_plain authenticator failed for (irant) [65.20.233.110]:48889: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 04:41:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<sKgHOABFotmOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 04:44:29 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<uPTcQQBFvuIvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 04:45:01 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<QyTHQwBFxLk+PIdo>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 04:45:40 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<Y6wYRgBF6l+nYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 04:47:36 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<ALf6TABFqJGl0xnK>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 147.185.132.43
country_id: 6252001
description:
Dec  3 04:47:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 1 secs): user=<>, rip=147.185.132.43, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<Sxm7SwBFcNaTuYQr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 04:48:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<doB4UABFVrM+PIds>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.25
country_id: 798549
description:
Dec  3 04:49:30 host2 sshd[2487763]: Disconnected from invalid user user 2.57.121.25 port 35666 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.153.190.105
country_id: 1643084
description:
Dec  3 04:48:55 host2 sshd[2487152]: Disconnected from invalid user ubuntu 103.153.190.105 port 54256 [preauth]


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 205.210.31.87
country_id: 6252001
description:
Dec  3 04:50:09 host2 pure-ftpd[2488526]: (?@205.210.31.87) [INFO] New connection from 205.210.31.87


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 123.58.213.127
country_id: 1819730
description:
Dec  3 04:52:23 host2 sshd[2490313]: Disconnected from invalid user ekp 123.58.213.127 port 58446 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 04:51:54 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<qMZbXABF5LLO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 04:52:22 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<VzIIXgBFHIBnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 04:53:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<+cCWYgBFpprD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 04:53:40 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<BFG1YgBFfo0v/AU1>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 192.3.154.37
country_id: 6252001
description:
Dec  3 04:53:55 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: SSL_accept() failed: error:1408F10B:SSL routines:ssl3_get_record:wrong version number (no auth attempts in 0 secs): user=<>, rip=192.3.154.37, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:1408F10B:SSL routines:ssl3_get_record:wrong version number, session=<Uyy7YwBFTo7AA5ol>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 04:55:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<UYe0aQBFKogz0msW>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 123.58.213.127
country_id: 1819730
description:
Dec  3 04:56:02 host2 sshd[2493258]: Disconnected from invalid user tidb 123.58.213.127 port 49404 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 81.189.162.142
country_id: 2782113
description:
Dec  3 04:57:19 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@simple-engineering.lk>, method=PLAIN, rip=81.189.162.142, lip=66.85.158.91, session=<uKq/bwBFsiNRvaKO>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 123.58.213.127
country_id: 1819730
description:
Dec  3 04:58:30 host2 sshd[2495667]: Disconnected from invalid user default 123.58.213.127 port 58138 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 210.79.142.221
country_id: 1643084
description:
Dec  3 04:58:04 host2 sshd[2495151]: Disconnected from invalid user lab 210.79.142.221 port 33462 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 31.171.154.74
country_id: 783754
description:
2025-12-03 04:58:25 dovecot_login authenticator failed for (ADMIN) [31.171.154.74]:54810: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 04:59:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<iTI5dwBFIqcrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 04:59:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<AoZbdwBFLraiAOAm>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 123.58.213.127
country_id: 1819730
description:
Dec  3 04:59:42 host2 sshd[2497110]: Disconnected from invalid user test123 123.58.213.127 port 46186 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 157.230.101.182
country_id: 2921044
description:
Dec  3 05:01:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=157.230.101.182, lip=66.85.158.92, TLS, session=<Hz2afQBF0vGd5mW2>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 198.235.24.214
country_id: 6252001
description:
Dec  3 05:01:15 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 1 secs): user=<>, rip=198.235.24.214, lip=66.85.158.92, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<eFfwfQBFQsvG6xjW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 05:01:29 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<GJ6pfgBFPrSB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 05:01:59 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<bc1tgABFHNwv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 05:03:03 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<BV08hABFZugvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 05:04:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<Q1UyiABFhq6kXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 05:04:06 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<vwUHiABFCo0m9w7I>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.153.190.105
country_id: 1643084
description:
Dec  3 05:06:05 host2 sshd[2504708]: Disconnected from invalid user cyril 103.153.190.105 port 54332 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 65.20.184.80
country_id: 99237
description:
2025-12-03 05:06:16 dovecot_plain authenticator failed for (nontomads) [65.20.184.80]:58015: 535 Incorrect authentication data (set_id=awanish@maximsholdings.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 196.47.172.253
country_id: 2287781
description:
2025-12-03 05:06:19 dovecot_plain authenticator failed for host-196-47-172-253.afnet.net (expromene) [196.47.172.253]:47846: 535 Incorrect authentication data (set_id=awanish@maximsholdings.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 05:06:23 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<OHQwkABFUpmOXXSy>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 147.185.132.129
country_id: 6252001
description:
Dec  3 05:06:30 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=147.185.132.129, lip=66.85.158.92, TLS, session=<dW20kABFhP+TuYSB>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 210.79.142.221
country_id: 1643084
description:
Dec  3 05:08:16 host2 sshd[2506557]: Disconnected from invalid user ts 210.79.142.221 port 46962 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 05:09:23 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<Tk/lmgBFwNsvWGUU>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 210.79.142.221
country_id: 1643084
description:
Dec  3 05:10:50 host2 sshd[2510143]: Disconnected from invalid user sammy 210.79.142.221 port 36732 [preauth]


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 05:11:42 host2 sshd[2510918]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 05:11:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<llvQoABFlKanYwhf>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 05:12:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<1yDipQBFzOw+PIdr>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 203.174.182.38
country_id: 2077456
description:
2025-12-03 05:14:32 dovecot_login authenticator failed for 203-174-182-38.ade.static-ipl.aapt.com.au (95-87-213-16.ip.btc-net.bg) [203.174.182.38]:49337: 535 Incorrect authentication data (set_id=careers)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 66.132.153.139
country_id: 6252001
description:
Dec  3 05:14:06 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=66.132.153.139, lip=66.85.158.92, TLS, session=<herfqwBFor1ChJmL>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 203.124.50.151
country_id: 1168579
description:
2025-12-03 05:14:21 dovecot_login authenticator failed for ([110.9.78.118]) [203.124.50.151]:34037: 535 Incorrect authentication data (set_id=careers@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 05:15:01 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<UtUUrwBFfpil0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 91.228.33.97
country_id: 798544
description:
Dec  3 05:15:14 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<info@jrdc.lk>, method=PLAIN, rip=91.228.33.97, lip=66.85.158.91, TLS, session=<Tkf+rgBFw8hb5CFh>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 187.85.104.44
country_id: 3469034
description:
Dec  3 05:15:39 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 22 secs): user=<info>, method=PLAIN, rip=187.85.104.44, lip=66.85.158.91, TLS, session=<YKIlsABFKYC7VWgs>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 85.185.120.213
country_id: 130758
description:
Dec  3 05:16:26 host2 sshd[2515813]: Disconnected from invalid user userm 85.185.120.213 port 57986 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 05:17:37 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<cHBXuABFCKrO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 05:18:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<veqDugBFzOkv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 05:18:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<wjuLuwBF5olnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 05:18:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=</wW/uwBFTKzD+hnW>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 212.102.57.94
country_id: 2921044
description:
2025-12-03 05:17:53 dovecot_login authenticator failed for (ADMIN) [212.102.57.94]:59407: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 85.185.120.213
country_id: 130758
description:
Dec  3 05:18:59 host2 sshd[2517895]: Disconnected from invalid user kyt 85.185.120.213 port 60478 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 64.227.173.73
country_id: 1269750
description:
Dec  3 05:19:04 host2 sshd[2518067]: Disconnected from invalid user roots 64.227.173.73 port 39308 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 196.47.172.253
country_id: 2287781
description:
2025-12-03 05:20:05 dovecot_plain authenticator failed for host-196-47-172-253.afnet.net (locros) [196.47.172.253]:52952: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 05:20:07 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<uvxMwQBFJq8z0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 05:20:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<21trwQBFBpPANXk9>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 73.144.27.228
country_id: 6252001
description:
2025-12-03 05:21:57 dovecot_plain authenticator failed for c-73-144-27-228.hsd1.mi.comcast.net (prover) [73.144.27.228]:39192: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 05:24:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<siHG0ABFJu2iAOAm>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 64.227.173.73
country_id: 1269750
description:
Dec  3 05:25:26 host2 sshd[2527805]: Disconnected from invalid user nominatim 64.227.173.73 port 51270 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 05:25:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<Bb/D1QBFwL4rmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 05:27:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<vwcq3QBFEo2B4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 05:27:54 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<2rIe3QBF/tMv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 05:29:28 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<FJa+4gBF8I8m9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 05:29:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<gihT4wBFKrmkXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 05:32:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<yRL37ABFxOIvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 05:32:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<WK9R7ABFAo6OXXSy>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 205.210.31.254
country_id: 6252001
description:
Dec  3 05:35:16 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 1 secs): user=<>, rip=205.210.31.254, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<C8+T9wBFhNfN0h/+>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 05:35:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<ueR3+ABFZtUvWGUU>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 212.32.50.245
country_id: 6252001
description:
2025-12-03 05:35:36 dovecot_login authenticator failed for (ADMIN) [212.32.50.245]:49214: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 66.132.153.113
country_id: 6252001
description:
Dec  3 05:35:45 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: read(size=600) failed: Connection reset by peer (no auth attempts in 0 secs): user=<>, rip=66.132.153.113, lip=66.85.158.92, TLS handshaking: read(size=600) failed: Connection reset by peer, session=<jrBT+QBFTNNChJlx>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 198.235.24.139
country_id: 6252001
description:
Dec  3 05:36:50 host2 pure-ftpd[2536633]: (?@198.235.24.139) [INFO] New connection from 198.235.24.139


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 185.15.169.17
country_id: 3175395
description:
Dec  3 05:36:28 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info@systemtec.lk>, method=PLAIN, rip=185.15.169.17, lip=66.85.158.91, TLS, session=<ajzJ+gBF5te5D6kR>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 177.130.168.29
country_id: 3469034
description:
Dec  3 05:36:47 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info>, method=PLAIN, rip=177.130.168.29, lip=66.85.158.91, TLS, session=<ucj7+wBFOsaxgqgd>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 05:36:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<iY9f/QBF8IOnYwhf>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 201.234.106.215
country_id: 3865483
description:
2025-12-03 05:37:44 dovecot_login authenticator failed for (201-234-106-215.static.impsat.net.ar) [201.234.106.215]:55521: 535 Incorrect authentication data (set_id=media@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 196.188.187.21
country_id: 337996
description:
2025-12-03 05:38:15 dovecot_login authenticator failed for ([196.188.187.21]) [196.188.187.21]:60708: 535 Incorrect authentication data (set_id=media)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 81.189.162.142
country_id: 2782113
description:
Dec  3 05:38:35 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@sivagnanamfoundation.com>, method=PLAIN, rip=81.189.162.142, lip=66.85.158.91, session=<aIVPAwFFLtZRvaKO>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 05:42:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<5yx4EgFFEpQv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 05:43:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<HvWKFAFFkLPO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 05:42:51 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<HneXEgFFjs2l0xnK>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 205.210.31.18
country_id: 6252001
description:
Dec  3 05:43:55 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=205.210.31.18, lip=66.85.158.92, TLS, session=<7PuGFgFF8vrN0h8S>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 05:44:51 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<fMW4GQFF69Yz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 05:44:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<zAgcGgFFHrBnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 05:45:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<p1ZkGgFFPp/D+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 05:45:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<shipping@ayuzonelanka.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<cX7iGwFF7r4XXz9j>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 202.155.95.2
country_id: 1643084
description:
Dec  3 05:46:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 6 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=202.155.95.2, lip=66.85.158.91, session=<lhRtIAFFxLbKm18C>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 45.227.254.152
country_id: 3703430
description:
Dec  3 05:48:02 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: read(size=979) failed: Connection reset by peer (no auth attempts in 0 secs): user=<>, rip=45.227.254.152, lip=66.85.158.92, session=<bZVDJQFFgf8t4/6Y>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 05:49:28 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<vf5GKgFFxNM+PIdo>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 05:49:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<LWKYKgFFytCiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 05:49:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<5DPYKwFFnJfANXk9>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 73.0.235.30
country_id: 6252001
description:
2025-12-03 05:51:27 dovecot_plain authenticator failed for c-73-0-235-30.hsd1.fl.comcast.net (refus) [73.0.235.30]:33366: 535 Incorrect authentication data (set_id=env_eng@lezzarotech.com)


plugin: ossec
rule: 13008
name: Mail Recipient rejected
abuser: 87.120.36.32
country_id: 3175395
description:
2025-12-03 05:52:24 H=([87.120.36.32]) [87.120.36.32]:59073 F=<info@aspen.jp> rejected RCPT <amaslim90@outlook.com>: SMTP AUTH is required for message submission on port 587


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 05:52:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<pT9GNQFFRMsrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 05:53:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<aUDqNwFFvIE+PIds>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 05:53:18 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<i4f4NwFFYogv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 05:54:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<jMMhPQFFvIeB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 05:55:11 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<dgC1PgFFApQm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 05:55:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<cAd8PwFFxrykXF7M>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 195.184.76.30
country_id: 6252001
description:
Dec  3 05:55:35 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=1026) failed: Connection reset by peer (no auth attempts in 0 secs): user=<>, rip=195.184.76.30, lip=66.85.158.92, session=<HvBAQAFFddXDuEwe>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 195.184.76.107
country_id: 6252001
description:
Dec  3 05:55:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 10 secs): user=<>, rip=195.184.76.107, lip=66.85.158.92, session=<8ZneQAFFnarDuExr>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 195.184.76.30
country_id: 6252001
description:
Dec  3 05:55:54 host2 dovecot[2304439]: pop3-login: Disconnected: Disconnected: Too many bad commands (no auth attempts in 0 secs): user=<>, rip=195.184.76.30, lip=66.85.158.92, session=<3zhcQQFFgbrDuEwe>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 195.184.76.24
country_id: 6252001
description:
Dec  3 05:55:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 3 secs): user=<>, rip=195.184.76.24, lip=66.85.158.92, session=<gAiMQQFFBY/DuEwY>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 05:57:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<Pnz/RwFFZM6OXXSy>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 212.102.39.159
country_id: 3077311
description:
2025-12-03 05:57:43 dovecot_login authenticator failed for (ADMIN) [212.102.39.159]:9893: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 159.223.125.109
country_id: 6252001
description:
Dec  3 05:57:43 host2 pure-ftpd[2550222]: (?@159.223.125.109) [INFO] New connection from 159.223.125.109


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 122.164.126.21
country_id: 1269750
description:
2025-12-03 06:00:11 dovecot_login authenticator failed for ([68.71.242.113]) [122.164.126.21]:42090: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 196.188.187.85
country_id: 337996
description:
2025-12-03 06:00:38 dovecot_login authenticator failed for ([178.178.222.55]) [196.188.187.85]:59754: 535 Incorrect authentication data (set_id=marketing)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 139.59.137.193
country_id: 2921044
description:
Dec  3 06:00:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=139.59.137.193, lip=66.85.158.91, TLS, session=<z7TXUgFFbEaLO4nB>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 06:01:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<xtMUVAFFfs4vWGUU>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 205.210.31.83
country_id: 6252001
description:
Dec  3 06:01:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 0 secs): user=<>, rip=205.210.31.83, lip=66.85.158.92, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<EUNoVAFFc8fN0h9T>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 06:01:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<qDXDVgFFat0vWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 06:02:58 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<nDyIWgFFSD6nYwhf>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 49.0.40.238
country_id: 1210997
description:
2025-12-03 06:03:04 dovecot_login authenticator failed for ([127.0.0.1]) [49.0.40.238]:39642: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 06:05:44 host2 sshd[2555171]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 06:07:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<7xiqawFF2JAv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 06:09:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<W7xBcwFFs5Az0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 06:09:54 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<W8lbcwFFxNzO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 06:10:42 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<c+czdgFFlNnD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 06:11:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<tjBbdwFFbJKl0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 06:11:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<3tv1eQFFdqdnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 06:14:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<MtD3hAFF/uiiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 06:16:00 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<finance@ayuzonelanka.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<RswriQFFOKkXXz9j>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 91.90.124.42
country_id: 3042225
description:
2025-12-03 06:18:29 dovecot_login authenticator failed for (ADMIN) [91.90.124.42]:28141: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 06:18:54 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<d2mFkwFFqMgv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 06:19:26 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<J69ylQFFsMMrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 06:19:36 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=</rIKlgFFqNo+PIdr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 06:20:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<keRzmAFFmpYm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 06:21:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<AfvgnAFFYKekXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 06:21:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<it6hnQFFHoOB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 06:23:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<goBlowFFSp2OXXSy>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 167.94.146.62
country_id: 6252001
description:
Dec  3 06:23:51 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=167.94.146.62, lip=66.85.158.91, TLS: Connection closed, session=<WmJdpQFFtJunXpI+>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 182.95.174.18
country_id: 1269750
description:
2025-12-03 06:25:58 dovecot_login authenticator failed for ([51.162.194.94]) [182.95.174.18]:41410: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 06:27:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<aLkSsQFFsMcvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 06:29:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<iKZBuQFFbGunYwhf>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 177.128.209.48
country_id: 3469034
description:
2025-12-03 06:29:02 dovecot_login authenticator failed for ([68.71.243.10]) [177.128.209.48]:52338: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 49.124.148.193
country_id: 1733045
description:
2025-12-03 06:29:17 dovecot_login authenticator failed for (host-86-111-91-69.566f.la.net.ua) [49.124.148.193]:58910: 535 Incorrect authentication data (set_id=marketing)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 44.220.188.232
country_id: 6252001
description:
Dec  3 06:30:05 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=44.220.188.232, lip=66.85.158.92, TLS handshaking: Connection closed, session=<YXiauwFFwNMs3Lzo>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 06:32:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<+xlbxQFFruYv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 06:32:29 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<TCMSxAFF2NgvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 06:35:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<wh/6zQFFcLkz0msW>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 51.161.174.170
country_id: 6251999
description:
Dec  3 06:34:54 host2 pure-ftpd[2572690]: (?@51.161.174.170) [INFO] New connection from 51.161.174.170


plugin: ossec
rule: 11307
name: Multiple connection attempts from same source
abuser: 51.161.174.170
country_id: 6251999
description:
Dec  3 06:35:11 host2 pure-ftpd[2573027]: (?@51.161.174.170) [INFO] New connection from 51.161.174.170


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 06:36:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<hXAc0wFFMKzD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 06:36:46 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<KiBn0wFFVKPO7iqJ>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 176.125.229.6
country_id: 3194884
description:
2025-12-03 06:36:48 dovecot_login authenticator failed for (ADMIN) [176.125.229.6]:10740: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 06:38:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<5iNy2gFFnNpnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 06:38:51 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<1iXh2gFF3Jel0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 06:40:37 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<KDYu4QFFnO2iAOAm>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 108.30.14.221
country_id: 6252001
description:
2025-12-03 06:44:18 dovecot_login authenticator failed for pool-108-30-14-221.nycmny.fios.verizon.net [108.30.14.221]:58248: 535 Incorrect authentication data (set_id=monitoring@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 117.248.107.130
country_id: 1269750
description:
2025-12-03 06:44:34 dovecot_login authenticator failed for (static.ill.117.248.107.130.bsnl.co.in) [117.248.107.130]:38784: 535 Incorrect authentication data (set_id=monitoring)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 06:44:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<bp277wFFBKIv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 06:45:36 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<Ztry8gFFOJsm9w7I>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 178.131.84.55
country_id: 130758
description:
2025-12-03 06:46:09 dovecot_login authenticator failed for (ADMIN) [178.131.84.55]:55398: 535 Incorrect authentication data (set_id=info@ayuzonelanka.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 06:46:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<SX359gFFDpQrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 06:48:00 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<OLyT+wFFaMukXF7M>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 67.172.54.29
country_id: 6252001
description:
2025-12-03 06:48:11 dovecot_plain authenticator failed for c-67-172-54-29.hsd1.pa.comcast.net (fleuddy) [67.172.54.29]:36236: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 24.93.140.162
country_id: 6252001
description:
2025-12-03 06:48:14 dovecot_plain authenticator failed for (verbuchent) [24.93.140.162]:57842: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 06:48:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<4EA1/QFFkrrANXk9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 06:49:04 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<3p9j/wFFuLiB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 06:49:12 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<0wTc/wFFsqaOXXSy>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 2.57.121.25
country_id: 798549
description:
Dec  3 06:50:54 host2 sshd[2580922]: Disconnected from invalid user user 2.57.121.25 port 31427 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 134.122.72.52
country_id: 2921044
description:
Dec  3 06:52:18 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=134.122.72.52, lip=66.85.158.91, TLS, session=<QscOCwJFjuuGekg0>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 06:53:28 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<LN0lDwJF6sEvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 06:56:23 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<LciNGQJFTiKnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 06:57:03 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<svPwGwJF5N0+PIdo>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 91.90.126.48
country_id: 3703430
description:
2025-12-03 06:57:18 dovecot_login authenticator failed for (ADMIN) [91.90.126.48]:50964: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 87.103.126.54
country_id: 2264397
description:
2025-12-03 06:58:48 dovecot_plain authenticator failed for 54.126.103.87.rev.vodafone.pt (vioninglo) [87.103.126.54]:17364: 535 Incorrect authentication data (set_id=training@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 06:58:07 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<edm9HwJFwpUv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 06:58:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 4 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<1r0NIgJF/NA+PIds>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 07:00:56 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<gYXWKQJFueIz0msW>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.105.176.66
country_id: 1269750
description:
Dec  3 07:01:14 host2 sshd[2588126]: Disconnected from invalid user server 103.105.176.66 port 38410 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.23.199.128
country_id: 1643084
description:
Dec  3 07:01:27 host2 sshd[2588329]: Disconnected from invalid user jenkins 103.23.199.128 port 38216 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 07:02:32 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<Eqh8LwJFBsovWbHj>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 103.105.176.66
country_id: 1269750
description:
Dec  3 07:02:33 host2 sshd[2588903]: Disconnected from invalid user backend 103.105.176.66 port 46908 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 07:02:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<easYMAJFrrnD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 07:03:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<1uEjMgJFCJLO7iqJ>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.105.176.66
country_id: 1269750
description:
Dec  3 07:03:50 host2 sshd[2590268]: Disconnected from invalid user reza 103.105.176.66 port 45376 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.23.199.128
country_id: 1643084
description:
Dec  3 07:04:53 host2 sshd[2590758]: Disconnected from invalid user teamspeak 103.23.199.128 port 46694 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 07:06:07 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<iQZcPAJFAuZnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 07:06:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<SrxiPgJFFKWiAOAm>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 103.23.199.128
country_id: 1643084
description:
Dec  3 07:06:42 host2 sshd[2592098]: Disconnected from invalid user testing 103.23.199.128 port 45814 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 122.186.64.86
country_id: 1269750
description:
2025-12-03 07:06:01 dovecot_login authenticator failed for ([183.171.154.31]) [122.186.64.86]:36656: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.72.147.99
country_id: 1880251
description:
Dec  3 07:07:13 host2 sshd[2592417]: Disconnected from invalid user mika 103.72.147.99 port 43160 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 07:07:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<gjYrQQJFLOil0xnK>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.72.147.99
country_id: 1880251
description:
Dec  3 07:08:29 host2 sshd[2593240]: Disconnected from invalid user aaa 103.72.147.99 port 35242 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 103.90.27.83
country_id: 1643084
description:
2025-12-03 07:08:33 dovecot_login authenticator failed for ([219.138.200.44]) [103.90.27.83]:55174: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 12.189.234.28
country_id: 6252001
description:
Dec  3 07:09:33 host2 sshd[2593989]: Disconnected from invalid user fan 12.189.234.28 port 46216 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 103.72.147.99
country_id: 1880251
description:
Dec  3 07:09:43 host2 sshd[2594065]: Disconnected from invalid user runner 103.72.147.99 port 35954 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 103.90.27.83
country_id: 1643084
description:
2025-12-03 07:09:20 dovecot_login authenticator failed for (azteca-comunicaciones.com) [103.90.27.83]:40504: 535 Incorrect authentication data (set_id=hr)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 91.90.122.3
country_id: 3042058
description:
2025-12-03 07:17:57 dovecot_login authenticator failed for (ADMIN) [91.90.122.3]:57570: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 07:18:00 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<eXflZgJFnuLANXk9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 07:19:39 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<J8rGbAJFgLsvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 07:23:46 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<E0CFewJFOqov/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 07:22:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<MHeaeAJF3oKnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 07:26:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<NGOrhgJFWJ8z0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 07:28:40 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<7SP/jAJFuLI+PIdr>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 91.231.89.230
country_id: 3017382
description:
Dec  3 07:28:39 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=1026) failed: Connection reset by peer (no auth attempts in 1 secs): user=<>, rip=91.231.89.230, lip=66.85.158.92, session=<mQEPjQJFS6Nb51nm>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 91.231.89.76
country_id: 3017382
description:
Dec  3 07:28:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 10 secs): user=<>, rip=91.231.89.76, lip=66.85.158.92, session=<a2asjQJFS59b51lM>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 07:29:00 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<NqU0jgJF0uLD+hnW>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 91.231.89.231
country_id: 3017382
description:
Dec  3 07:29:02 host2 dovecot[2304439]: pop3-login: Disconnected: Disconnected: Too many bad commands (no auth attempts in 0 secs): user=<>, rip=91.231.89.231, lip=66.85.158.92, session=<QClzjgJFCapb51nn>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 91.231.89.227
country_id: 3017382
description:
Dec  3 07:29:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 3 secs): user=<>, rip=91.231.89.227, lip=66.85.158.92, session=<v2CljgJFe7db51nj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 07:29:48 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<lMgOkQJFdsnO7iqJ>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 104.248.122.51
country_id: 6252001
description:
Dec  3 07:32:01 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=104.248.122.51, lip=66.85.158.91, session=<z1gmmQJFBNVo+Hoz>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 07:33:23 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<wMHdnQJFFLsvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 07:33:04 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<n8HEnAJFlr6iAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 07:33:19 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<9amknQJFJpRnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 07:36:18 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<JGVTqAJFioel0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 07:36:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<1lflqQJF3qEm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 07:37:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<orders@askinternationalconsortium.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<MTHdrAJFhucXXz9j>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 07:36:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<6QUxqgJF+KUv+44t>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 71.6.134.230
country_id: 6252001
description:
Dec  3 07:38:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=71.6.134.230, lip=66.85.158.91, TLS: Connection closed, session=<7CSFrwJFwrlHBobm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 07:40:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<uVy3uAJF+MykXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 07:40:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<VSHSuAJFELGOXXSy>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 212.102.49.67
country_id: 2510769
description:
2025-12-03 07:41:05 dovecot_login authenticator failed for (ADMIN) [212.102.49.67]:53867: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 07:42:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<DbyxvQJFcqYrmxBp>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 104.248.122.51
country_id: 6252001
description:
Dec  3 07:42:00 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=104.248.122.51, lip=66.85.158.92, session=<3TnRvAJFHqdo+Hoz>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 07:44:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<rd9qxgJFioiB4rs4>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 35.203.211.115
country_id: 2635167
description:
Dec  3 07:45:03 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=779) failed: Connection reset by peer (no auth attempts in 45 secs): user=<>, rip=35.203.211.115, lip=66.85.158.92, TLS handshaking: read(size=779) failed: Connection reset by peer, session=<LK2+xwJFGskjy9Nz>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 35.203.211.115
country_id: 2635167
description:
Dec  3 07:45:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=429) failed: Connection reset by peer (no auth attempts in 1 secs): user=<>, rip=35.203.211.115, lip=66.85.158.92, TLS: read(size=429) failed: Connection reset by peer, session=<Sb6kygJFWP4jy9Nz>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 07:45:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<H7WzygJF7LQvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 07:47:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<VhOV0QJFHrrANXk9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 07:49:42 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<kH4/2AJFiJ8v/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 07:50:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<Tj1y2QJFDJSnYwhf>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 45.118.49.18
country_id: 1269750
description:
2025-12-03 07:51:30 dovecot_login authenticator failed for ([45.118.49.18]) [45.118.49.18]:53804: 535 Incorrect authentication data (set_id=noreply@lezzarotech.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 35.203.211.115
country_id: 2635167
description:
Dec  3 07:51:59 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=35.203.211.115, lip=66.85.158.92, TLS, session=<Xd6L4AJFUOsjy9Nz>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 182.95.178.158
country_id: 1269750
description:
2025-12-03 07:52:13 dovecot_login authenticator failed for (nsg-corporate-185.188.186.122.airtel.in) [182.95.178.158]:57052: 535 Incorrect authentication data (set_id=noreply)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 07:53:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<Vs0i5AJFi8kz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 07:55:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<5M0m7AJFrt3D+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 07:56:30 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<XcaT8AJFKKvO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 07:59:40 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<NQ3i+wJF5IiiAOAm>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 35.203.210.189
country_id: 2635167
description:
Dec  3 07:59:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=779) failed: Connection reset by peer (no auth attempts in 45 secs): user=<>, rip=35.203.210.189, lip=66.85.158.91, TLS handshaking: read(size=779) failed: Connection reset by peer, session=<SvVD/AJFxNUjy9K9>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 35.203.210.189
country_id: 2635167
description:
Dec  3 08:00:32 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=779) failed: Connection reset by peer (no auth attempts in 27 secs): user=<>, rip=35.203.210.189, lip=66.85.158.91, TLS handshaking: read(size=779) failed: Connection reset by peer, session=<P9MT/wJFeuwjy9K9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 08:00:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<dNOh/wJFxMtnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 202.155.95.2
country_id: 1643084
description:
Dec  3 07:59:50 host2 dovecot[2304439]: pop3-login: Disconnected: Inactivity (auth failed, 1 attempts in 177 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=202.155.95.2, lip=66.85.158.91, session=<PdIQ8gJFJKnKm18C>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 35.203.210.189
country_id: 2635167
description:
Dec  3 08:00:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=429) failed: Connection reset by peer (no auth attempts in 15 secs): user=<>, rip=35.203.210.189, lip=66.85.158.91, TLS: read(size=429) failed: Connection reset by peer, session=<Npd7AANFGPQjy9K9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 08:02:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<Wqi2BQNF7qQm9w7I>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 186.233.118.22
country_id: 3469034
description:
Dec  3 08:01:52 host2 sshd[2630409]: Disconnected from invalid user fan 186.233.118.22 port 41212 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 08:03:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<ah+1CANFZLQv+44t>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 191.101.61.197
country_id: 6252001
description:
2025-12-03 08:03:24 dovecot_login authenticator failed for (ADMIN) [191.101.61.197]:11330: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 08:04:23 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<jYStDANFSKwvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 08:04:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<1RDsDQNFdpY+PIdo>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 08:05:35 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<admin@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<Q7ADEQNFDNs+PIds>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 08:04:49 host2 sshd[2632218]: Disconnected from invalid user admin 2.57.121.112 port 63625 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 08:05:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<TR7RDwNFTqil0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 08:07:07 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<FrqGFgNFVLSOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 08:07:37 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<orders@askinternationalconsortium.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<b75KGANFCr4XXz9j>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 08:07:42 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<imOZGANFkI+kXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 81.189.162.142
country_id: 2782113
description:
Dec  3 08:09:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@sobaherbal.com>, method=PLAIN, rip=81.189.162.142, lip=66.85.158.91, session=<nfBGHgNF8V1RvaKO>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 35.203.210.189
country_id: 2635167
description:
Dec  3 08:08:51 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=35.203.210.189, lip=66.85.158.91, TLS, session=<623YHANFwPQjy9K9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 08:10:21 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<Qt0aIgNFfKsrmxBp>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 158.174.211.17
country_id: 2661886
description:
Dec  3 08:11:00 host2 sshd[2636628]: Disconnected from invalid user valheim 158.174.211.17 port 22477 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 08:12:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<sA7wKQNFhK4vWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 08:12:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<ETxAKgNFUoeB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 168.0.226.5
country_id: 3469034
description:
Dec  3 08:16:15 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 20 secs): user=<info@jrdc.lk>, method=PLAIN, rip=168.0.226.5, lip=66.85.158.91, TLS, session=<E+UiNgNFRL6oAOIF>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 186.209.251.106
country_id: 3469034
description:
Dec  3 08:16:35 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info>, method=PLAIN, rip=186.209.251.106, lip=66.85.158.91, TLS, session=<b5lnNwNFi+u60ftq>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 158.174.211.17
country_id: 2661886
description:
Dec  3 08:17:10 host2 sshd[2641300]: Disconnected from invalid user kingbase 158.174.211.17 port 26026 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 08:17:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<6YQWOwNFAJWnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 08:19:32 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<ldnwQgNFLYYz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 177.11.251.3
country_id: 3469034
description:
Dec  3 08:21:21 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 19 secs): user=<info@systemtec.lk>, method=PLAIN, rip=177.11.251.3, lip=66.85.158.91, TLS, session=<kO9uSANFHK6xC/sD>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 177.22.90.150
country_id: 3469034
description:
Dec  3 08:21:41 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info>, method=PLAIN, rip=177.22.90.150, lip=66.85.158.91, TLS, session=<vyeoSQNFPsuxFlqW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 08:21:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<9952SwNFFqDD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 08:23:23 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<+8W3UANFttfO7iqJ>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 210.7.29.204
country_id: 2205218
description:
2025-12-03 08:24:12 dovecot_plain authenticator failed for broadband-dynamic-central-210-7-29-204.connect.com.fj (D5USN7IUSI1V) [210.7.29.204]:47627: 535 Incorrect authentication data (set_id=env_eng@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 185.225.28.235
country_id: 718075
description:
2025-12-03 08:24:47 dovecot_login authenticator failed for (ADMIN) [185.225.28.235]:1314: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 196.219.216.146
country_id: 357994
description:
2025-12-03 08:25:52 dovecot_plain authenticator failed for (psysoodhed) [196.219.216.146]:41090: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 08:26:36 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<chM2XANFRJuiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 08:28:37 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<tfFsYwNF/M9nmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 08:28:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<doYoYgNF7qcm9w7I>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 87.103.126.54
country_id: 2264397
description:
2025-12-03 08:29:55 dovecot_plain authenticator failed for 54.126.103.87.rev.vodafone.pt (prozintaby) [87.103.126.54]:25944: 535 Incorrect authentication data (set_id=careers@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 08:29:42 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<IpFIZwNFXtov+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 08:33:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<DjsOdQNF/J+OXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 08:34:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<IwJIeQNFht+kXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 08:34:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<NS4QegNFJril0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 08:35:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<BijnfANFPJ0vWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 168.227.65.166
country_id: 3469034
description:
Dec  3 08:36:12 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info@sivagnanamfoundation.com>, method=PLAIN, rip=168.227.65.166, lip=66.85.158.91, TLS, session=<mR6tfQNFOc+o40Gm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 102.64.45.152
country_id: 953987
description:
Dec  3 08:36:33 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info>, method=PLAIN, rip=102.64.45.152, lip=66.85.158.91, TLS, session=<1nTUfgNF28lmQC2Y>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 08:38:30 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<hg2/hgNFvLIrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 08:39:22 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<Z7fQiQNFVoo+PIdr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 08:39:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<tib7iQNFeKgvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 08:40:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<eX4IjwNFWKiB4rs4>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 73.145.107.251
country_id: 6252001
description:
2025-12-03 08:41:11 dovecot_plain authenticator failed for c-73-145-107-251.hsd1.mi.comcast.net (duchypeky) [73.145.107.251]:49896: 535 Incorrect authentication data (set_id=awanish@maximsholdings.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 08:42:21 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<IrmLlANFpoUv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 08:44:56 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<dIe+nQNFCgSnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 08:46:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<+PgPowNF7rEz0msW>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 37.46.113.125
country_id: 2960313
description:
2025-12-03 08:46:40 dovecot_login authenticator failed for (ADMIN) [37.46.113.125]:41411: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 204.157.172.114
country_id: 1327865
description:
2025-12-03 08:47:09 dovecot_plain authenticator failed for (8N8LN255TCKTWN) [204.157.172.114]:10643: 535 Incorrect authentication data (set_id=env_eng@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 08:47:35 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<kh9EpwNFRqnANXk9>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 84.211.10.140
country_id: 3144096
description:
2025-12-03 08:47:46 dovecot_login authenticator failed for ([127.0.0.1]) [84.211.10.140]:59484: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 187.161.213.35
country_id: 3996063
description:
2025-12-03 08:47:53 dovecot_login authenticator failed for ([127.0.0.1]) [187.161.213.35]:37869: 535 Incorrect authentication data (set_id=kasunp)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 08:48:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<m76LqwNFcufD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 08:50:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<YQuFsQNFiLTO7iqJ>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 156.54.170.192
country_id: 3175395
description:
Dec  3 08:53:37 host2 sshd[2667745]: Disconnected from invalid user dev 156.54.170.192 port 36678 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 08:53:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<L/zLvQNFoJKiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 08:54:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<KAJivwNFeqsm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 08:56:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<i5AjyANFRuRnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 08:56:28 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<v9L1xgNFUsMv+44t>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 156.54.170.192
country_id: 3175395
description:
Dec  3 08:56:38 host2 sshd[2670405]: Disconnected from invalid user node 156.54.170.192 port 60473 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 51.162.194.94
country_id: 1733045
description:
2025-12-03 08:56:40 dovecot_login authenticator failed for ([51.162.194.94]) [51.162.194.94]:52816: 535 Incorrect authentication data (set_id=sales@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 24.237.119.118
country_id: 6252001
description:
2025-12-03 08:57:04 dovecot_login authenticator failed for 118-119-237-24.gci.net [24.237.119.118]:34788: 535 Incorrect authentication data (set_id=sales)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.25
country_id: 798549
description:
Dec  3 08:58:47 host2 sshd[2671763]: Disconnected from invalid user user 2.57.121.25 port 41119 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 156.54.170.192
country_id: 3175395
description:
Dec  3 08:58:50 host2 sshd[2671800]: Disconnected from invalid user user 156.54.170.192 port 58400 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 09:00:23 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<V00H1QNFHteOXXSy>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 185.118.15.236
country_id: 130758
description:
Dec  3 09:00:36 host2 sshd[2673507]: Disconnected from invalid user superset 185.118.15.236 port 60920 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 185.118.15.236
country_id: 130758
description:
Dec  3 09:01:46 host2 sshd[2674563]: Disconnected from invalid user production 185.118.15.236 port 32796 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 185.118.15.236
country_id: 130758
description:
Dec  3 09:02:54 host2 sshd[2675409]: Disconnected from invalid user roots 185.118.15.236 port 32898 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 09:02:11 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<kX912wNFhOKkXF7M>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 156.54.170.192
country_id: 3175395
description:
Dec  3 09:03:03 host2 sshd[2675571]: Disconnected from invalid user nagios 156.54.170.192 port 54241 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 158.173.22.23
country_id: 6252001
description:
2025-12-03 09:03:50 dovecot_login authenticator failed for (ADMIN) [158.173.22.23]:40306: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 09:04:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<+WtC5QNFpJel0xnK>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 185.118.15.236
country_id: 130758
description:
Dec  3 09:05:05 host2 sshd[2677381]: Disconnected from invalid user userm 185.118.15.236 port 33114 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 09:06:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<9PjG6wNFcKIvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 09:07:11 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<rG9U7QNFsIUrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 09:08:04 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<0NN78ANFgo8vWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 09:09:04 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<bzwP9ANFvoeB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 09:09:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<++7L9ANFNrkv/AU1>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 194.165.16.162
country_id: 2993457
description:
Dec  3 09:10:35 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:1408F10B:SSL routines:ssl3_get_record:wrong version number (no auth attempts in 0 secs): user=<>, rip=194.165.16.162, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:1408F10B:SSL routines:ssl3_get_record:wrong version number, session=<eTia+QNFJP7CpRCi>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:12:11 host2 dovecot[2304439]: imap-login: Disconnected: Too many invalid commands (no auth attempts in 0 secs): user=<>, rip=3.137.73.221, lip=66.85.158.92, session=<SJlT/wNFBq0DiUnd>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 09:13:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<x4OQBQRFRqY+PIdo>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:13:15 host2 dovecot[2304439]: imap-login: Disconnected: Too many invalid commands (no auth attempts in 0 secs): user=<>, rip=3.137.73.221, lip=66.85.158.92, session=<rE4jAwRFoJEDiUnd>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 09:13:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<CEmhAwRF2GGnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 09:13:42 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<+WqtBARFZN4z0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 09:14:03 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<OV3XBQRFEqM+PIds>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:14:32 host2 dovecot[2304439]: imap-login: Disconnected: Too many invalid commands (no auth attempts in 0 secs): user=<>, rip=3.137.73.221, lip=66.85.158.92, session=<zAHABwRFpowDiUnd>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:15:19 host2 dovecot[2304439]: imap-login: Disconnected: Too many invalid commands (no auth attempts in 0 secs): user=<>, rip=3.137.73.221, lip=66.85.158.91, session=<djqSCgRF4LgDiUnd>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:16:25 host2 dovecot[2304439]: imap-login: Disconnected: Too many invalid commands (no auth attempts in 0 secs): user=<>, rip=3.137.73.221, lip=66.85.158.91, session=<VT13DgRFWLwDiUnd>


plugin: ossec
rule: 12004
name: Possible Dovecot CVE-2019-11500 attempt
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:16:39 host2 dovecot[2304439]: imap-login: Disconnected: Input buffer full (no auth attempts in 1 secs): user=<>, rip=3.137.73.221, lip=66.85.158.92, session=<UuJKDwRFLuYDiUnd>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 09:16:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<DRwwDQRFTOLD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 09:17:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<xwoHEwRF8OPANXk9>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:17:46 host2 dovecot[2304439]: imap-login: Disconnected: Too many invalid commands (no auth attempts in 0 secs): user=<>, rip=3.137.73.221, lip=66.85.158.91, session=<m5ZKEwRF7KkDiUnd>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 09:17:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<qGKQEwRFNK3O7iqJ>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.78.228.23
country_id: 1880251
description:
Dec  3 09:18:04 host2 sshd[2687100]: Disconnected from invalid user ben 45.78.228.23 port 45934 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:19:53 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=3.137.73.221, lip=66.85.158.91, session=<a0rmGgRFGOUDiUnd>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 147.185.132.99
country_id: 6252001
description:
Dec  3 09:20:36 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=147.185.132.99, lip=66.85.158.91, TLS, session=<ZTd2HQRFjOCTuYRj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 09:20:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<ezrBHQRFCq8m9w7I>


plugin: ossec
rule: 12004
name: Possible Dovecot CVE-2019-11500 attempt
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:19:57 host2 dovecot[2304439]: imap-login: Disconnected: Input buffer full (no auth attempts in 0 secs): user=<>, rip=3.137.73.221, lip=66.85.158.91, session=<2/cgGwRFwpkDiUnd>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 68.183.224.170
country_id: 1880251
description:
Dec  3 09:20:00 host2 sshd[2688153]: Disconnected from invalid user mega 68.183.224.170 port 36728 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 3.137.73.221
country_id: 6252001
description:
Dec  3 09:20:58 host2 dovecot[2304439]: imap-login: Disconnected: Too many invalid commands (no auth attempts in 0 secs): user=<>, rip=3.137.73.221, lip=66.85.158.91, session=<e028HgRFtKwDiUnd>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 193.106.245.20
country_id: 798544
description:
Dec  3 09:21:14 host2 sshd[2689185]: Disconnected from invalid user admin 193.106.245.20 port 46139 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 68.183.224.170
country_id: 1880251
description:
Dec  3 09:21:22 host2 sshd[2689308]: Disconnected from invalid user stperez 68.183.224.170 port 37082 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 09:21:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<803GIARFCo2iAOAm>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 172.208.24.217
country_id: 6252001
description:
Dec  3 09:21:55 host2 sshd[2689723]: Disconnected from invalid user pivpn 172.208.24.217 port 51380 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 193.106.245.20
country_id: 798544
description:
Dec  3 09:22:08 host2 sshd[2689860]: Disconnected from invalid user controlm 193.106.245.20 port 56896 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 95.181.235.161
country_id: 102358
description:
2025-12-03 09:22:37 dovecot_login authenticator failed for (ADMIN) [95.181.235.161]:61796: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 09:23:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<HfnvJwRFlJEv+44t>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 81.189.162.142
country_id: 2782113
description:
Dec  3 09:25:48 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@simple-engineering.lk>, method=PLAIN, rip=81.189.162.142, lip=66.85.158.91, session=<EN7qLwRFl7xRvaKO>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 09:25:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<t88BLgRFvp1nmud6>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 128.185.197.178
country_id: 1269750
description:
2025-12-03 09:26:50 dovecot_login authenticator failed for ([182.95.24.209]) [128.185.197.178]:40252: 535 Incorrect authentication data (set_id=washeera)


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 193.106.245.20
country_id: 798544
description:
Dec  3 09:26:14 host2 sshd[2693078]: Disconnected from invalid user devuser 193.106.245.20 port 57102 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 136.228.168.12
country_id: 1327865
description:
2025-12-03 09:26:33 dovecot_login authenticator failed for ([217.195.94.243]) [136.228.168.12]:53690: 535 Incorrect authentication data (set_id=washeera@lezzarotech.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 193.106.245.20
country_id: 798544
description:
Dec  3 09:27:14 host2 sshd[2693798]: Disconnected from invalid user ben 193.106.245.20 port 39635 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 09:27:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<KQAsNgRFctuOXXSy>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 172.208.24.217
country_id: 6252001
description:
Dec  3 09:27:55 host2 sshd[2694437]: Disconnected from invalid user develop 172.208.24.217 port 60980 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 09:29:59 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<HnbjPgRFsNOkXF7M>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 172.208.24.217
country_id: 6252001
description:
Dec  3 09:30:27 host2 sshd[2696745]: Disconnected from invalid user controlm 172.208.24.217 port 11466 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.78.228.23
country_id: 1880251
description:
Dec  3 09:32:25 host2 sshd[2698370]: Disconnected from invalid user remote 45.78.228.23 port 41574 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 09:34:21 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<tmiETgRFTpwvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 09:35:12 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<iAOCUQRFzsil0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 09:36:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<TPQ+VgRF1u0v/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 09:36:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<DpJgVgRFBpYrmxBp>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 45.78.228.23
country_id: 1880251
description:
Dec  3 09:37:09 host2 sshd[2702337]: Disconnected from invalid user develop 45.78.228.23 port 49838 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 09:37:35 host2 sshd[2702763]: Disconnected from invalid user admin 2.57.121.112 port 48420 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 09:37:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<V1YOWwRFDOGB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 09:39:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<VCwWYgRFQoEvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 09:41:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<k9tOZwRFJp0z0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 09:41:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<Fg3qZwRFzH2nYwhf>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 46.105.70.190
country_id: 3017382
description:
Dec  3 09:41:42 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 12 secs): user=<>, rip=46.105.70.190, lip=66.85.158.92, TLS: Connection closed, session=<x4rpaARFGcMuaUa+>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 09:43:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<RC5zbwRFYrvD+hnW>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.78.228.110
country_id: 1880251
description:
Dec  3 09:44:13 host2 sshd[2707796]: Disconnected from invalid user jmarquez 45.78.228.110 port 59486 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 31.14.32.5
country_id: 2750405
description:
Dec  3 09:43:59 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=31.14.32.5, lip=66.85.158.92, session=<KlEVcQRF9+sfDiAF>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.78.207.238
country_id: 1880251
description:
Dec  3 09:44:06 host2 sshd[2707696]: Disconnected from invalid user ali 45.78.207.238 port 45662 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 09:45:39 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<uu3mdgRF9qjO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 09:47:18 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<pFrNfARFqLIm9w7I>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 185.253.162.26
country_id: 146669
description:
2025-12-03 09:47:35 dovecot_login authenticator failed for (ADMIN) [185.253.162.26]:8411: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.78.228.110
country_id: 1880251
description:
Dec  3 09:47:39 host2 sshd[2710878]: Disconnected from invalid user victor 45.78.228.110 port 46614 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 198.235.24.207
country_id: 6252001
description:
Dec  3 09:48:39 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=198.235.24.207, lip=66.85.158.91, session=<wdPEgQRFtPrG6xjP>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 09:48:00 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<NCdTfwRFEO3ANXk9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 09:49:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<S1hahARFsoWiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 09:50:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<MkpCiQRFJOsv+44t>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 09:52:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=</fWYjwRFAO4+PIdr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 09:54:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<yxsYlQRFXqBnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 09:54:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<WlstmARFHK+OXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 09:58:08 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<jcONowRFmtekXF7M>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 45.78.228.110
country_id: 1880251
description:
Dec  3 09:59:25 host2 sshd[2725833]: Disconnected from invalid user seafile 45.78.228.110 port 48762 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.78.207.238
country_id: 1880251
description:
Dec  3 10:01:02 host2 sshd[2727117]: Disconnected from invalid user bob 45.78.207.238 port 58574 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 147.185.132.109
country_id: 6252001
description:
Dec  3 10:01:34 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 2 secs): user=<>, rip=147.185.132.109, lip=66.85.158.92, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<60L1rwRFM8CTuYRt>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 10:02:22 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<Kw20sgRFTpYvWGUU>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 50.171.241.234
country_id: 6252001
description:
2025-12-03 10:04:03 dovecot_login authenticator failed for (c-50-171-241-234.unallocated.comcastbusiness.net) [50.171.241.234]:46524: 535 Incorrect authentication data (set_id=service@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 92.53.36.35
country_id: 718075
description:
2025-12-03 10:04:12 dovecot_plain authenticator failed for (6MB1PQ8V7O8RZW8) [92.53.36.35]:3359: 535 Incorrect authentication data (set_id=vinod@euroentertainmentlk.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 10:04:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<QZBuuQRFUN4v/AU1>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 84.239.33.2
country_id: 6252001
description:
2025-12-03 10:04:18 dovecot_plain authenticator failed for ([10.19.18.99]) [84.239.33.2]:59654: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 10:05:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<bKVbvgRFvtml0xnK>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 84.239.33.2
country_id: 6252001
description:
2025-12-03 10:05:49 dovecot_plain authenticator failed for ([10.19.18.99]) [84.239.33.2]:56658: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 10:06:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<93ejwARFgKwrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 10:07:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<nLHAwwRF8pyB4rs4>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 84.239.33.2
country_id: 6252001
description:
2025-12-03 10:08:38 dovecot_login authenticator failed for ([10.19.18.99]) [84.239.33.2]:56658: 535 Incorrect authentication data


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.78.228.110
country_id: 1880251
description:
Dec  3 10:08:42 host2 sshd[2732631]: Disconnected from invalid user vpnuser 45.78.228.110 port 59622 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 188.126.89.43
country_id: 660013
description:
2025-12-03 10:09:01 dovecot_login authenticator failed for (ADMIN) [188.126.89.43]:63316: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 10:09:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<DvEqywRF28oz0msW>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 181.188.172.6
country_id: 3923057
description:
Dec  3 10:11:03 host2 sshd[2734525]: Disconnected from invalid user administrator 181.188.172.6 port 37977 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 10:11:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<oxwE1ARF4oXD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 10:12:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<eChl1wRFvnMvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 10:17:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<8u9J6gRFft+iAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 10:18:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<Z84d7ARFSLEv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 10:18:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<n1k+7QRFuonANXk9>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.60.131.157
country_id: 130758
description:
Dec  3 10:21:43 host2 sshd[2741945]: Disconnected from invalid user baylie 62.60.131.157 port 41154 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 10:22:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<KL/9+wRFkr2OXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 31.134.101.69
country_id: 3057568
description:
Dec  3 10:23:17 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<info>, method=PLAIN, rip=31.134.101.69, lip=66.85.158.91, TLS, session=<Yw2o/ARFoa8fhmVF>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 187.120.73.236
country_id: 3469034
description:
Dec  3 10:23:00 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 19 secs): user=<info@sivagnanamfoundation.com>, method=PLAIN, rip=187.120.73.236, lip=66.85.158.91, TLS, session=<i0d4+wRFzNe7eEns>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 10:23:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<TF5X/QRFjp1nmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 10:25:23 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<9PoGBQVF4us+PIdo>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 10:25:48 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<NsuEBgVFjNg+PIds>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 178.131.84.55
country_id: 130758
description:
2025-12-03 10:25:57 dovecot_login authenticator failed for (ADMIN) [178.131.84.55]:59008: 535 Incorrect authentication data (set_id=info@ayuzonelanka.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 10:26:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<OpVqCAVFLuOkXF7M>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 119.30.85.199
country_id: 1168579
description:
2025-12-03 10:27:19 dovecot_plain authenticator failed for static-host119-30-85-199.link.net.pk (10I184C09IJ1) [119.30.85.199]:55300: 535 Incorrect authentication data (set_id=vinod@euroentertainmentlk.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 146.70.59.44
country_id: 2264397
description:
2025-12-03 10:27:40 dovecot_login authenticator failed for (ADMIN) [146.70.59.44]:2092: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 10:29:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<ImLrFAVFTpEvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 10:31:18 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<tAoqGgVFDuAv/AU1>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 159.223.125.109
country_id: 6252001
description:
Dec  3 10:33:53 host2 pure-ftpd[2752674]: (?@159.223.125.109) [INFO] New connection from 159.223.125.109


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 10:34:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<b8ylJgVFtsGl0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 10:34:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<ttf2JgVFgokrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 10:35:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<jH45KQVFOYcz0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 10:35:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<dZ5HKAVFPNKB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 10:38:00 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<ZuUfMgVFLLDD+hnW>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 23.30.11.253
country_id: 6252001
description:
2025-12-03 10:39:02 dovecot_plain authenticator failed for (crompect) [23.30.11.253]:41707: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 187.174.238.116
country_id: 3996063
description:
Dec  3 10:39:13 host2 sshd[2757830]: Disconnected from invalid user ubuntu 187.174.238.116 port 46130 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 89.231.35.12
country_id: 798544
description:
Dec  3 10:39:20 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info@jrdc.lk>, method=PLAIN, rip=89.231.35.12, lip=66.85.158.91, TLS, session=<7wz2NQVFwplZ5yMM>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 45.67.155.124
country_id: 298795
description:
Dec  3 10:39:39 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info>, method=PLAIN, rip=45.67.155.124, lip=66.85.158.91, TLS, session=<SmgdNwVFD+4tQ5t8>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 10:40:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<tNAyPAVFirsm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 10:41:12 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<cOiMPQVFVKvO7iqJ>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 66.132.153.136
country_id: 6252001
description:
Dec  3 10:41:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 15 secs): user=<>, rip=66.132.153.136, lip=66.85.158.92, TLS handshaking: Connection closed, session=<sgzRPQVF0HFChJmI>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 187.174.238.116
country_id: 3996063
description:
Dec  3 10:41:47 host2 sshd[2760934]: Disconnected from invalid user gg 187.174.238.116 port 49102 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 10:43:06 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<3XRYRAVFfGQvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 10:43:39 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<GGZSRgVF8N6iAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 10:43:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<1qFFRgVF1pgv+44t>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 187.174.238.116
country_id: 3996063
description:
Dec  3 10:42:59 host2 sshd[2761990]: Disconnected from invalid user user 187.174.238.116 port 50578 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 187.174.238.116
country_id: 3996063
description:
Dec  3 10:45:17 host2 sshd[2764535]: Disconnected from invalid user ubuntu 187.174.238.116 port 53536 [preauth]


plugin: ossec
rule: 11000
name: Login failed on the cpanel service.
abuser: 43.245.222.27
country_id: 1819730
description:
[2025-12-03 10:46:14 +0530] info [cpaneld] 43.245.222.27 - ceyl "POST /login/?login_only=1 HTTP/1.1" FAILED LOGIN cpaneld: invalid cpanel user ceyl (has_cpuser_file failed)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 191.101.157.93
country_id: 2921044
description:
2025-12-03 10:46:34 dovecot_login authenticator failed for (ADMIN) [191.101.157.93]:51219: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 10:47:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<07DFVAVFht6OXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 10:48:12 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<INihVgVFGrDANXk9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 10:49:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<W15XWwVFmqJnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 10:51:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<ypEPYwVFws6kXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 10:54:32 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<59Y7bQVFmnenYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 10:54:47 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<Cs0obgVFCoovWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 11:00:08 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<NgdQgQVFqa4z0msW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 11:01:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<snplhgVFXKMrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 11:01:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<EJn/hgVF6OiB4rs4>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 11:01:53 host2 sshd[2776387]: Disconnected from invalid user admin 2.57.121.112 port 37461 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 11:02:07 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<TLFeiAVFNqul0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 11:02:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<koDcigVFppY+PIdr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 11:03:03 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<KVK2iwVF2IjD+hnW>


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 11:04:51 host2 sshd[2779194]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 138.199.59.205
country_id: 798544
description:
2025-12-03 11:04:26 dovecot_login authenticator failed for (ADMIN) [138.199.59.205]:36672: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 11:06:59 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<APXJmQVFCr8m9w7I>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 188.208.149.246
country_id: 130758
description:
2025-12-03 11:07:30 dovecot_plain authenticator failed for (axian) [188.208.149.246]:37324: 535 Incorrect authentication data (set_id=careers@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 11:08:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<zCZjngVFiKbO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 11:08:21 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<QguqngVFAMIv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 11:08:46 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<V7QuoAVFQuKiAOAm>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 42.200.196.141
country_id: 1819730
description:
2025-12-03 11:10:41 dovecot_login authenticator failed for 42-200-196-141.static.imsbiz.com [42.200.196.141]:41022: 535 Incorrect authentication data (set_id=support@lezzarotech.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 152.32.209.123
country_id: 1819730
description:
Dec  3 11:11:01 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: read(size=1013) failed: Connection reset by peer (no auth attempts in 1 secs): user=<>, rip=152.32.209.123, lip=66.85.158.91, session=<xHBYqAVF5GGYINF7>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 182.95.176.206
country_id: 1269750
description:
2025-12-03 11:11:58 dovecot_login authenticator failed for (server1.kamon.la) [182.95.176.206]:40038: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 182.95.54.10
country_id: 1269750
description:
2025-12-03 11:11:08 dovecot_login authenticator failed for ([128.185.241.106]) [182.95.54.10]:47712: 535 Incorrect authentication data (set_id=support)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 11:12:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<viCerAVFAoCOXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 11:12:37 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<k3LarQVFqlQvWbHj>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 94.231.206.110
country_id: 3017382
description:
Dec  3 11:13:04 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=1026) failed: Connection reset by peer (no auth attempts in 0 secs): user=<>, rip=94.231.206.110, lip=66.85.158.92, session=<XYuprwVFH6Je585u>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 94.231.206.36
country_id: 3017382
description:
Dec  3 11:13:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 10 secs): user=<>, rip=94.231.206.36, lip=66.85.158.92, session=<qQZIsAVFCZNe584k>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 94.231.206.37
country_id: 3017382
description:
Dec  3 11:13:25 host2 dovecot[2304439]: pop3-login: Disconnected: Disconnected: Too many bad commands (no auth attempts in 0 secs): user=<>, rip=94.231.206.37, lip=66.85.158.92, session=<XUnwsAVF3Y1e584l>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 94.231.206.105
country_id: 3017382
description:
Dec  3 11:13:29 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 3 secs): user=<>, rip=94.231.206.105, lip=66.85.158.92, session=<v8cjsQVFCade585p>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 11:15:46 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<XOY3uQVFQIRnmud6>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 182.93.59.131
country_id: 1821275
description:
2025-12-03 11:15:49 dovecot_login authenticator failed for ([127.0.0.1]) [182.93.59.131]:39488: 535 Incorrect authentication data (set_id=kasunp)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 182.95.119.118
country_id: 1269750
description:
2025-12-03 11:15:35 dovecot_login authenticator failed for ([127.0.0.1]) [182.95.119.118]:39358: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 198.98.51.235
country_id: 6252001
description:
Dec  3 11:16:15 host2 sshd[2788871]: Disconnected from invalid user temp 198.98.51.235 port 45178 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 11:17:00 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<1CybvQVF5uukXF7M>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 81.30.162.18
country_id: 690791
description:
Dec  3 11:17:27 host2 sshd[2789545]: Disconnected from invalid user sysadmin 81.30.162.18 port 58603 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 109.206.97.75
country_id: 6290252
description:
Dec  3 11:19:07 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info@systemtec.lk>, method=PLAIN, rip=109.206.97.75, lip=66.85.158.91, TLS, session=</LZPxAVFjIltzmFL>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 102.129.63.62
country_id: 953987
description:
Dec  3 11:19:29 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 19 secs): user=<info>, method=PLAIN, rip=102.129.63.62, lip=66.85.158.91, TLS, session=<pJ91xQVFTbVmgT8+>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 198.98.51.235
country_id: 6252001
description:
Dec  3 11:19:37 host2 sshd[2790955]: Disconnected from invalid user administrator 198.98.51.235 port 52756 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 81.30.162.18
country_id: 690791
description:
Dec  3 11:19:48 host2 sshd[2791052]: Disconnected from invalid user admin1 81.30.162.18 port 56060 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 11:19:54 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<CVb6xwVF6oIvWGUU>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 198.98.51.235
country_id: 6252001
description:
Dec  3 11:20:41 host2 sshd[2791894]: Disconnected from invalid user ubuntu 198.98.51.235 port 43212 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 11:21:14 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<sz+9zAVFeMsv/AU1>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 198.98.51.235
country_id: 6252001
description:
Dec  3 11:21:43 host2 sshd[2792515]: Disconnected from invalid user alex 198.98.51.235 port 52330 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 81.30.162.18
country_id: 690791
description:
Dec  3 11:21:51 host2 sshd[2792582]: Disconnected from invalid user mike 81.30.162.18 port 53345 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 198.98.51.235
country_id: 6252001
description:
Dec  3 11:22:44 host2 sshd[2793061]: Disconnected from invalid user usuario2 198.98.51.235 port 56160 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 104.218.164.192
country_id: 2635167
description:
Dec  3 11:23:15 host2 dovecot[2304439]: pop3-login: Disconnected: Disconnected: Too many bad commands (no auth attempts in 0 secs): user=<>, rip=104.218.164.192, lip=66.85.158.91, session=<QIAS1AVFwtpo2qTA>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 11:24:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<uTfg2AVFgdUz0msW>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 81.30.162.18
country_id: 690791
description:
Dec  3 11:25:07 host2 sshd[2794860]: Disconnected from invalid user free 81.30.162.18 port 35165 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 104.218.164.192
country_id: 2635167
description:
Dec  3 11:26:00 host2 dovecot[2304439]: pop3-login: Disconnected: Disconnected: Too many bad commands (no auth attempts in 0 secs): user=<>, rip=104.218.164.192, lip=66.85.158.92, session=<V4vk3QVFjs5o2qTA>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 104.218.164.192
country_id: 2635167
description:
Dec  3 11:26:19 host2 dovecot[2304439]: pop3-login: Disconnected: Disconnected: Too many bad commands (no auth attempts in 0 secs): user=<>, rip=104.218.164.192, lip=66.85.158.92, session=</10H3wVFkKNo2qTA>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 178.32.96.252
country_id: 3017382
description:
2025-12-03 11:26:55 dovecot_login authenticator failed for ip252.ip-178-32-96.eu (ADMIN) [178.32.96.252]:40516: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 11:27:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<14nB5AVFrreB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 11:28:19 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<+q4U5gVFSKYrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 11:28:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<N23F5gVFNtnD+hnW>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 11:29:35 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<xgyh6gVFkIel0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 11:29:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<qKzP6gVFFiynYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 11:30:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<5oJY7wVFrsQ+PIds>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 11:33:03 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<5vYE9wVFysIm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.251.142.45
country_id: 6252001
description:
Dec  3 11:33:03 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=47.251.142.45, lip=66.85.158.91, session=<2PUI9wVFupwv+44t>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 11:32:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<KZG29AVFjLg+PIdo>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 188.124.139.77
country_id: 3144096
description:
2025-12-03 11:33:39 dovecot_login authenticator failed for ([127.0.0.1]) [188.124.139.77]:36638: 535 Incorrect authentication data (set_id=training@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 189.219.138.45
country_id: 3996063
description:
2025-12-03 11:33:46 dovecot_login authenticator failed for ([127.0.0.1]) [189.219.138.45]:56504: 535 Incorrect authentication data (set_id=training)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 11:33:48 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<rcKw+QVFYLmiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 11:35:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<Y+GZ/gVF6NXO7iqJ>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 49.124.153.56
country_id: 1733045
description:
2025-12-03 11:36:34 dovecot_login authenticator failed for ([119.160.166.237]) [49.124.153.56]:39334: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 190.104.24.6
country_id: 3923057
description:
2025-12-03 11:36:56 dovecot_login authenticator failed for ([152.52.224.26]) [190.104.24.6]:48354: 535 Incorrect authentication data (set_id=marketing)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 11:37:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<hMWsBQZFwpOOXXSy>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 85.225.19.144
country_id: 2661886
description:
2025-12-03 11:38:10 dovecot_plain authenticator failed for c-85-225-19-144.bbcust.telenor.se (dippes) [85.225.19.144]:55673: 535 Incorrect authentication data (set_id=vinod@euroentertainmentlk.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 20.169.104.239
country_id: 6252001
description:
Dec  3 11:38:20 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=20.169.104.239, lip=66.85.158.91, session=<RD0KCgZFMsMUqWjv>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 201.183.225.156
country_id: 3658394
description:
2025-12-03 11:40:39 dovecot_login authenticator failed for ([116.38.54.26]) [201.183.225.156]:51795: 535 Incorrect authentication data (set_id=marketing)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 49.124.151.20
country_id: 1733045
description:
2025-12-03 11:40:27 dovecot_login authenticator failed for (190-231-102-91.reverse.sattrakt.net) [49.124.151.20]:47484: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 11:42:01 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<sOIXFwZFpItnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 11:42:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<OlKGFwZFqEQvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 11:42:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<Pkt1GAZFcuKkXF7M>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 66.132.153.130
country_id: 6252001
description:
Dec  3 11:43:26 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=66.132.153.130, lip=66.85.158.91, TLS: Connection closed, session=<HlJBHAZFpINChJmC>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 11:45:11 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<hJphIgZFLuovWGUU>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 20.65.193.76
country_id: 6252001
description:
Dec  3 11:45:18 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=20.65.193.76, lip=66.85.158.92, session=<kXjsIgZFCscUQcFM>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 11:46:07 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<c268JQZFDqQv/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 11:46:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<TfQoJwZFVonANXk9>


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 11:48:09 host2 sshd[2809324]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 178.32.96.252
country_id: 3017382
description:
2025-12-03 11:49:05 dovecot_login authenticator failed for ip252.ip-178-32-96.eu (ADMIN) [178.32.96.252]:59022: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 11:49:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<wLgEMQZFeo4z0msW>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 101.36.98.91
country_id: 6252001
description:
Dec  3 11:50:09 host2 sshd[2810495]: Disconnected from invalid user samba 101.36.98.91 port 54476 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 101.36.98.91
country_id: 6252001
description:
Dec  3 11:52:21 host2 sshd[2811835]: Disconnected from invalid user dixi 101.36.98.91 port 51438 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 195.250.25.214
country_id: 6252001
description:
Dec  3 11:53:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=195.250.25.214, lip=66.85.158.91, session=<5kxcQAZF2sHD+hnW>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 172.172.196.177
country_id: 6252001
description:
Dec  3 11:54:16 host2 sshd[2813137]: Disconnected from invalid user dspace 172.172.196.177 port 47060 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 11:54:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<XX9lQwZFzIWB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 11:55:24 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<LrXnRgZFUuMrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 38.247.14.200
country_id: 6252001
description:
Dec  3 11:59:19 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=38.247.14.200, lip=66.85.158.91, session=<r4fuVAZFSMYm9w7I>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 142.93.116.178
country_id: 6252001
description:
Dec  3 12:02:08 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=142.93.116.178, lip=66.85.158.91, session=<S4ACXwZFcI2OXXSy>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 12:02:19 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<eBazXwZFsOnO7iqJ>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 12:02:59 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<Ar8HYgZFenCnYwhf>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.172.11.186
country_id: 1269750
description:
Dec  3 12:03:09 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<isuru@euroentertainmentlk.com>, method=PLAIN, rip=103.172.11.186, lip=66.85.158.91, TLS, session=<2uqrYQZFFYZnrAu6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 83.48.12.87
country_id: 2510769
description:
Dec  3 12:03:28 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<isuru>, method=PLAIN, rip=83.48.12.87, lip=66.85.158.91, TLS, session=<soPaYgZFGZJTMAxX>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 20.65.195.123
country_id: 6252001
description:
Dec  3 12:05:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=20.65.195.123, lip=66.85.158.91, session=<h9uMagZFtq8UQcN7>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 12:07:46 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<zConcwZF6sSkXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 12:08:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<JIKSdAZFTtJnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 12:08:28 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=</lKudQZFSMc+PIdr>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 15.235.175.124
country_id: 1880251
description:
Dec  3 12:08:31 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=15.235.175.124, lip=66.85.158.92, session=<GHX4dQZF4egP6698>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 15.235.175.125
country_id: 1880251
description:
Dec  3 12:08:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 10 secs): user=<>, rip=15.235.175.125, lip=66.85.158.92, session=<u9GWdgZFsZ8P6699>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 15.235.175.123
country_id: 1880251
description:
Dec  3 12:08:53 host2 dovecot[2304439]: pop3-login: Disconnected: Disconnected: Too many bad commands (no auth attempts in 0 secs): user=<>, rip=15.235.175.123, lip=66.85.158.92, session=<VLBNdwZFUZQP6697>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 15.235.175.116
country_id: 1880251
description:
Dec  3 12:08:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 3 secs): user=<>, rip=15.235.175.116, lip=66.85.158.92, session=<6UGBdwZFX48P6690>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 37.46.113.198
country_id: 2960313
description:
2025-12-03 12:09:42 dovecot_login authenticator failed for (ADMIN) [37.46.113.198]:59741: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.88.101.20
country_id: 6252001
description:
Dec  3 12:10:10 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=47.88.101.20, lip=66.85.158.91, session=<rCK+ewZF7uIvWGUU>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.252.5.53
country_id: 6252001
description:
Dec  3 12:11:06 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@kiriaswanu.com>, method=PLAIN, rip=47.252.5.53, lip=66.85.158.91, session=<ZP8YfwZFkJov/AU1>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 12:11:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<gWAjgAZFcjQvWbHj>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 167.94.146.59
country_id: 6252001
description:
Dec  3 12:11:54 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 2 secs): user=<>, rip=167.94.146.59, lip=66.85.158.92, TLS: Connection closed, session=<PLYJggZFTl6nXpI7>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 51.210.107.22
country_id: 3017382
description:
Dec  3 12:13:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=51.210.107.22, lip=66.85.158.91, session=<RCZziAZFWLUz0msW>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 101.36.125.36
country_id: 1819730
description:
Dec  3 12:13:41 host2 sshd[2825957]: Disconnected from invalid user copia 101.36.125.36 port 35078 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 182.189.96.48
country_id: 1168579
description:
2025-12-03 12:14:50 dovecot_plain authenticator failed for (56QUULLY) [182.189.96.48]:50905: 535 Incorrect authentication data (set_id=isuru@euroentertainmentlk.com)


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 101.36.125.36
country_id: 1819730
description:
Dec  3 12:14:59 host2 sshd[2826752]: Disconnected from invalid user proxyuser 101.36.125.36 port 10268 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 101.36.125.36
country_id: 1819730
description:
Dec  3 12:16:17 host2 sshd[2827581]: Disconnected from invalid user dangulo 101.36.125.36 port 40372 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 187.161.136.18
country_id: 3996063
description:
2025-12-03 12:17:34 dovecot_login authenticator failed for (187.161.136.18-clientes-izzi.mx) [187.161.136.18]:59727: 535 Incorrect authentication data (set_id=sysadmin@lezzarotech.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 101.36.125.36
country_id: 1819730
description:
Dec  3 12:17:41 host2 sshd[2828410]: Disconnected from invalid user ansible 101.36.125.36 port 15452 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 202.155.95.2
country_id: 1643084
description:
Dec  3 12:17:54 host2 dovecot[2304439]: pop3-login: Disconnected: Inactivity (no auth attempts in 180 secs): user=<>, rip=202.155.95.2, lip=66.85.158.91, session=<6xCKlwZFOOLKm18C>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 12:18:14 host2 sshd[2828814]: Disconnected from invalid user admin 2.57.121.112 port 31927 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 12:20:46 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<CnuroQZFUN6B4rs4>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 12:20:31 host2 sshd[2830569]: Disconnected from invalid user  2.57.121.112 port 64050 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 12:21:37 host2 sshd[2831134]: Disconnected from invalid user admin 2.57.121.112 port 55510 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 12:22:04 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<TG5MpgZFvMQrmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 162.0.224.38
country_id: 6252001
description:
Dec  3 12:23:20 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@anandaobauae.org>, method=PLAIN, rip=162.0.224.38, lip=66.85.158.91, session=<1knSqgZF+ryiAOAm>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 177.130.171.87
country_id: 3469034
description:
Dec  3 12:23:32 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info>, method=PLAIN, rip=177.130.171.87, lip=66.85.158.91, TLS, session=<Ro+bqgZFst+xgqtX>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 12:23:32 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<PVyFqwZFDuSl0xnK>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 185.197.9.58
country_id: 3175395
description:
Dec  3 12:23:12 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info@sivagnanamfoundation.com>, method=PLAIN, rip=185.197.9.58, lip=66.85.158.91, TLS, session=<jDJ7qQZFR7m5xQk6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 196.251.100.48
country_id: 1819730
description:
Dec  3 12:29:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=196.251.100.48, lip=66.85.158.91, session=<HJBgvwZF2NTE+2Qw>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 12:29:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<lKLmvwZFwODO7iqJ>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 147.185.132.48
country_id: 6252001
description:
Dec  3 12:31:44 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 2 secs): user=<>, rip=147.185.132.48, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<JQf/yAZFc8STuYQw>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 89.45.6.199
country_id: 1819730
description:
2025-12-03 12:32:11 dovecot_login authenticator failed for (ADMIN) [89.45.6.199]:41241: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 164.92.94.204
country_id: 6252001
description:
Dec  3 12:33:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<hr@essenceceylontea.com>, method=PLAIN, rip=164.92.94.204, lip=66.85.158.91, session=<8YVwzgZFUJykXF7M>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 12:34:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<L+Fz0gZFDJlnmud6>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 12:35:42 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<lxkB1wZFsqo+PIds>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 12:37:11 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<info@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<LV5U3AZFph+nYwhf>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 66.132.153.122
country_id: 6252001
description:
Dec  3 12:38:19 host2 pure-ftpd[2842573]: (?@66.132.153.122) [INFO] New connection from 66.132.153.122


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 12:39:07 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<2qJE4wZFFNQ+PIdo>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 2.194.83.10
country_id: 3175395
description:
2025-12-03 12:39:09 dovecot_login authenticator failed for ([127.0.0.1]) [2.194.83.10]:51308: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 84.211.12.159
country_id: 3144096
description:
2025-12-03 12:39:21 dovecot_login authenticator failed for ([127.0.0.1]) [84.211.12.159]:42912: 535 Incorrect authentication data (set_id=marketing)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 12:41:22 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<F44/6wZFKiUvWbHj>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 12:44:45 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<1OZr9wZFtsfANXk9>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 13.89.125.18
country_id: 6252001
description:
Dec  3 12:44:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 10 secs): user=<>, rip=13.89.125.18, lip=66.85.158.92, session=<X4VD+AZFXKoNWX0S>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 12:47:15 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<7/RaAAdFCO2B4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 12:48:09 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<jMqcAwdFTKYrmxBp>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 188.126.94.100
country_id: 2623032
description:
2025-12-03 12:48:11 dovecot_login authenticator failed for (ADMIN) [188.126.94.100]:35855: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 12:50:25 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<5na2CwdF6Oel0xnK>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 69.156.93.10
country_id: 6251999
description:
Dec  3 12:53:19 host2 sshd[2852117]: Disconnected from invalid user node 69.156.93.10 port 52882 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 85.117.232.42
country_id: 2017370
description:
2025-12-03 12:54:48 dovecot_login authenticator failed for ([106.245.192.206]) [85.117.232.42]:51038: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 206.238.42.137
country_id: 1819730
description:
Dec  3 12:55:41 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@ceylondigest.com>, method=PLAIN, rip=206.238.42.137, lip=66.85.158.91, session=<d8aKHgdF6KzO7iqJ>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 115.245.172.214
country_id: 1269750
description:
2025-12-03 12:55:05 dovecot_login authenticator failed for (45-181-101-92.plugartelecom.net.br) [115.245.172.214]:49626: 535 Incorrect authentication data (set_id=hr)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 69.156.93.10
country_id: 6251999
description:
Dec  3 12:58:00 host2 sshd[2856006]: Disconnected from invalid user temp 69.156.93.10 port 54166 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 187.120.106.134
country_id: 3469034
description:
Dec  3 12:59:00 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info@systemtec.lk>, method=PLAIN, rip=187.120.106.134, lip=66.85.158.91, TLS, session=<W/tjKQdFJI+7eGqG>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 69.156.93.10
country_id: 6251999
description:
Dec  3 12:59:17 host2 sshd[2856798]: Disconnected from invalid user in 69.156.93.10 port 56544 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 91.206.245.191
country_id: 798544
description:
Dec  3 12:59:17 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<info>, method=PLAIN, rip=91.206.245.191, lip=66.85.158.91, TLS, session=<wPWQKgdFz6VbzvW/>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.154.231.122
country_id: 1643084
description:
Dec  3 13:01:22 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=103.154.231.122, lip=66.85.158.91, session=<TB/XMgdFEtJnmud6>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 45.79.115.134
country_id: 6252001
description:
Dec  3 13:02:00 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=1026) failed: Connection reset by peer (no auth attempts in 9 secs): user=<>, rip=45.79.115.134, lip=66.85.158.91, TLS handshaking: read(size=1026) failed: Connection reset by peer, session=<LcE0NQdFUbwtT3OG>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 45.79.115.134
country_id: 6252001
description:
Dec  3 13:02:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: SSL_accept() failed: error:1408F09C:SSL routines:ssl3_get_record:http request (no auth attempts in 0 secs): user=<>, rip=45.79.115.134, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:1408F09C:SSL routines:ssl3_get_record:http request, session=<siNYNQdFUrwtT3OG>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 172.104.11.34
country_id: 6252001
description:
Dec  3 13:02:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=172.104.11.34, lip=66.85.158.91, TLS, session=<M2rSNgdFQOOsaAsi>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 69.156.93.10
country_id: 6251999
description:
Dec  3 13:03:55 host2 sshd[2860081]: Disconnected from invalid user client 69.156.93.10 port 37778 [preauth]


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 66.132.153.134
country_id: 6252001
description:
Dec  3 13:04:09 host2 pure-ftpd[2860221]: (?@66.132.153.134) [INFO] New connection from 66.132.153.134


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 152.59.61.92
country_id: 1269750
description:
2025-12-03 13:04:39 dovecot_plain authenticator failed for (PMAJ2FF461FCD) [152.59.61.92]:57399: 535 Incorrect authentication data (set_id=isuru@euroentertainmentlk.com)


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 13:05:39 host2 sshd[2861231]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 94.156.14.49
country_id: 732800
description:
2025-12-03 13:07:44 dovecot_login authenticator failed for (ADMIN) [94.156.14.49]:38758: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 152.59.61.92
country_id: 1269750
description:
2025-12-03 13:08:19 dovecot_login authenticator failed for (PMAJ2FF461FCD) [152.59.61.92]:57399: 535 Incorrect authentication data


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.25
country_id: 798549
description:
Dec  3 13:08:52 host2 sshd[2863233]: Disconnected from invalid user user 2.57.121.25 port 37713 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 13:11:19 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<sales@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<hP9nVgdFphUvWbHj>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 207.90.244.28
country_id: 6252001
description:
Dec  3 13:12:19 host2 pure-ftpd[2865832]: (?@207.90.244.28) [INFO] New connection from 207.90.244.28


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 13:12:17 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<LablWQdFSLqnYwhf>


plugin: ossec
rule: 11307
name: Multiple connection attempts from same source
abuser: 207.90.244.28
country_id: 6252001
description:
Dec  3 13:12:20 host2 pure-ftpd[2865851]: (?@207.90.244.28) [INFO] New connection from 207.90.244.28


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 65.20.160.107
country_id: 99237
description:
2025-12-03 13:12:42 dovecot_plain authenticator failed for (iricurate) [65.20.160.107]:52342: 535 Incorrect authentication data (set_id=careers@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 13:13:37 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<gsyqXgdF2pnANXk9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 129.226.187.56
country_id: 1819730
description:
Dec  3 13:13:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@kiriaswanu.com>, method=PLAIN, rip=129.226.187.56, lip=66.85.158.91, session=<FiSQXwdFBtKB4rs4>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 43.155.16.105
country_id: 1819730
description:
Dec  3 13:14:33 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@kiriaswanu.com>, method=PLAIN, rip=43.155.16.105, lip=66.85.158.91, session=<k1v6YQdFqo8rmxBp>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 13:14:57 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<Cr5zYwdFLMI+PIdr>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 159.65.176.155
country_id: 6252001
description:
Dec  3 13:16:36 host2 pure-ftpd[2868694]: (?@159.65.176.155) [INFO] New connection from 159.65.176.155


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 165.211.25.202
country_id: 2233387
description:
Dec  3 13:17:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@anandaobauae.org>, method=PLAIN, rip=165.211.25.202, lip=66.85.158.91, session=<PQpbbAdFtJel0xnK>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 159.65.176.155
country_id: 6252001
description:
Dec  3 13:21:04 host2 pure-ftpd[2871707]: (?@159.65.176.155) [INFO] New connection from 159.65.176.155


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 212.102.40.218
country_id: 6252001
description:
Dec  3 13:22:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed: read(size=600) failed: Connection reset by peer (no auth attempts in 0 secs): user=<>, rip=212.102.40.218, lip=66.85.158.91, TLS handshaking: read(size=600) failed: Connection reset by peer, session=<f0+tfwdFFJLUZija>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 157.230.170.242
country_id: 6252001
description:
Dec  3 13:23:38 host2 pure-ftpd[2873236]: (?@157.230.170.242) [INFO] New connection from 157.230.170.242


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 157.254.165.85
country_id: 6252001
description:
Dec  3 13:23:59 host2 sshd[2873425]: Invalid user cloudtourssrilan_travel from 157.254.165.85 port 60040


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 102.64.35.103
country_id: 953987
description:
Dec  3 13:24:56 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 20 secs): user=<contact@bostonlanka.com>, method=PLAIN, rip=102.64.35.103, lip=66.85.158.91, TLS, session=<j7kNhgdF1eZmQCNn>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 37.221.157.134
country_id: 690791
description:
Dec  3 13:25:14 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<contact>, method=PLAIN, rip=37.221.157.134, lip=66.85.158.91, TLS, session=<XLVThwdFDO0l3Z2G>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 13:25:30 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<orders@anandaobauae.org>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<+ucfiQdFwLIXXz9j>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 66.56.80.65
country_id: 6251999
description:
2025-12-03 13:27:21 dovecot_login authenticator failed for (ADMIN) [66.56.80.65]:61544: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 31.7.72.6
country_id: 130758
description:
Dec  3 13:27:58 host2 sshd[2876672]: Disconnected from invalid user temp 31.7.72.6 port 36990 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 64.62.197.17
country_id: 6252001
description:
Dec  3 13:28:35 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=64.62.197.17, lip=66.85.158.92, session=<P5BVlAdFLBBAPsUR>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 157.230.170.242
country_id: 6252001
description:
Dec  3 13:28:06 host2 pure-ftpd[2876852]: (?@157.230.170.242) [INFO] New connection from 157.230.170.242


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 64.62.197.17
country_id: 6252001
description:
Dec  3 13:29:02 host2 dovecot[2304439]: imap-login: Disconnected: Too many invalid commands (no auth attempts in 0 secs): user=<>, rip=64.62.197.17, lip=66.85.158.92, session=<ijjqlQdFRGtAPsUR>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 31.7.72.6
country_id: 130758
description:
Dec  3 13:34:23 host2 sshd[2881144]: Disconnected from invalid user proradis 31.7.72.6 port 32058 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 78.188.102.28
country_id: 298795
description:
2025-12-03 13:35:32 dovecot_login authenticator failed for (p83212-obmd01.osaka.ocn.ne.jp) [78.188.102.28]:52034: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 31.7.72.6
country_id: 130758
description:
Dec  3 13:35:32 host2 sshd[2882027]: Disconnected from invalid user tony 31.7.72.6 port 53073 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 128.185.211.102
country_id: 1269750
description:
2025-12-03 13:36:14 dovecot_login authenticator failed for ([70.166.167.58]) [128.185.211.102]:60262: 535 Incorrect authentication data (set_id=hr)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 174.59.253.88
country_id: 6252001
description:
2025-12-03 13:36:44 dovecot_plain authenticator failed for c-174-59-253-88.hsd1.pa.comcast.net (shetreacal) [174.59.253.88]:39420: 535 Incorrect authentication data (set_id=careers@v-deploy.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 31.7.72.6
country_id: 130758
description:
Dec  3 13:37:40 host2 sshd[2883617]: Disconnected from invalid user in 31.7.72.6 port 58443 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 13:41:30 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<eRVdwgdFkJ0+PIds>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 13:41:49 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<XBNvwwdFYAYvWbHj>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 81.189.162.142
country_id: 2782113
description:
Dec  3 13:44:08 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@simple-engineering.lk>, method=PLAIN, rip=81.189.162.142, lip=66.85.158.91, session=<mFvLywdF97VRvaKO>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 13:44:36 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<lA56zQdFXO0+PIdo>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 45.142.154.40
country_id: 1819730
description:
Dec  3 13:45:43 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=45.142.154.40, lip=66.85.158.92, TLS handshaking: Connection closed, session=<3H2S0QdFUOMtjpoo>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 66.228.53.78
country_id: 6252001
description:
Dec  3 13:45:08 host2 dovecot[2304439]: pop3-login: Disconnected: Disconnected: Too many bad commands (no auth attempts in 0 secs): user=<>, rip=66.228.53.78, lip=66.85.158.92, TLS, session=<Eq6EzwdFvKFC5DVO>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 64.225.114.100
country_id: 6252001
description:
Dec  3 13:47:06 host2 pure-ftpd[2890750]: (?@64.225.114.100) [INFO] New connection from 64.225.114.100


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 212.102.49.205
country_id: 2510769
description:
2025-12-03 13:47:42 dovecot_login authenticator failed for (ADMIN) [212.102.49.205]:13980: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 13:48:56 host2 sshd[2891903]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 167.99.8.95
country_id: 6252001
description:
Dec  3 13:48:55 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=167.99.8.95, lip=66.85.158.91, session=<qa/i3AdFCoWnYwhf>


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 64.225.114.100
country_id: 6252001
description:
Dec  3 13:51:33 host2 pure-ftpd[2893778]: (?@64.225.114.100) [INFO] New connection from 64.225.114.100


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 13:52:39 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<orders@anandaobauae.org>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<V8hE6gdFjpkXXz9j>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 76.145.10.140
country_id: 6252001
description:
2025-12-03 13:56:00 dovecot_plain authenticator failed for c-76-145-10-140.hsd1.ga.comcast.net (gueots) [76.145.10.140]:53212: 535 Incorrect authentication data (set_id=careers@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 193.192.179.176
country_id: 798544
description:
Dec  3 13:55:44 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info@jrdc.lk>, method=PLAIN, rip=193.192.179.176, lip=66.85.158.91, TLS, session=<pbJq9AdFf43BwLOw>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 103.82.157.205
country_id: 1269750
description:
Dec  3 13:56:05 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info>, method=PLAIN, rip=103.82.157.205, lip=66.85.158.91, TLS, session=<QP6Q9QdF1MtnUp3N>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 102.53.15.180
country_id: 2542007
description:
2025-12-03 13:59:55 dovecot_plain authenticator failed for (suburtlid) [102.53.15.180]:35912: 535 Incorrect authentication data (set_id=vinod@euroentertainmentlk.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.60.131.157
country_id: 130758
description:
Dec  3 14:00:41 host2 sshd[2900686]: Disconnected from invalid user carrington 62.60.131.157 port 55043 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 154.144.255.209
country_id: 2542007
description:
2025-12-03 14:00:53 dovecot_login authenticator failed for ([154.144.255.209]) [154.144.255.209]:33952: 535 Incorrect authentication data (set_id=careers@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 50.235.31.47
country_id: 6252001
description:
2025-12-03 14:01:41 dovecot_login authenticator failed for (netmail.nasmhpd.org) [50.235.31.47]:59060: 535 Incorrect authentication data (set_id=careers)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 20.65.193.226
country_id: 6252001
description:
Dec  3 14:02:43 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: SSL_accept() failed: error:1408F10B:SSL routines:ssl3_get_record:wrong version number (no auth attempts in 0 secs): user=<>, rip=20.65.193.226, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:1408F10B:SSL routines:ssl3_get_record:wrong version number, session=<ca5mDghFKOgUQcHi>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.60.131.157
country_id: 130758
description:
Dec  3 14:05:42 host2 sshd[2904346]: Disconnected from invalid user carrington 62.60.131.157 port 56412 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 146.70.65.134
country_id: 2328926
description:
2025-12-03 14:06:55 dovecot_login authenticator failed for (ADMIN) [146.70.65.134]:57579: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 91.231.121.247
country_id: 798544
description:
Dec  3 14:09:17 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<isuru@euroentertainmentlk.com>, method=PLAIN, rip=91.231.121.247, lip=66.85.158.91, TLS, session=<hPvgJAhFeaxb53n3>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 176.103.2.110
country_id: 690791
description:
Dec  3 14:09:36 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<isuru>, method=PLAIN, rip=176.103.2.110, lip=66.85.158.91, TLS, session=<MlD3JQhF6s+wZwJu>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 192.53.121.61
country_id: 6251999
description:
Dec  3 14:11:34 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@kiriaswanu.com>, method=PLAIN, rip=192.53.121.61, lip=66.85.158.91, session=<BnLqLQhFpqfANXk9>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 14:11:43 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<hdRqLghFl/AvWbHj>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 94.206.93.90
country_id: 290557
description:
2025-12-03 14:16:18 dovecot_plain authenticator failed for (aggrative) [94.206.93.90]:38718: 535 Incorrect authentication data (set_id=env_eng@lezzarotech.com)


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 87.236.176.235
country_id: 2635167
description:
Dec  3 14:21:51 host2 pure-ftpd[2917940]: (?@87.236.176.235) [INFO] New connection from 87.236.176.235


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 164.164.117.23
country_id: 1269750
description:
2025-12-03 14:22:34 dovecot_login authenticator failed for ([164.164.117.23]) [164.164.117.23]:40252: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 197.255.207.166
country_id: 2413451
description:
2025-12-03 14:23:00 dovecot_login authenticator failed for (197-255-207-166.netpagedns.net) [197.255.207.166]:38785: 535 Incorrect authentication data (set_id=marketing)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 177.128.209.48
country_id: 3469034
description:
2025-12-03 14:24:26 dovecot_login authenticator failed for ([103.55.89.5]) [177.128.209.48]:41282: 535 Incorrect authentication data (set_id=hr)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 155.2.194.64
country_id: 2963597
description:
2025-12-03 14:24:36 dovecot_login authenticator failed for (ADMIN) [155.2.194.64]:10843: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 14:24:02 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<e2x+WghFjKo+PIdr>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 149.54.15.42
country_id: 1149361
description:
2025-12-03 14:24:10 dovecot_login authenticator failed for ([136.228.168.12]) [149.54.15.42]:46936: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 178.232.6.216
country_id: 3144096
description:
2025-12-03 14:25:15 dovecot_login authenticator failed for ([127.0.0.1]) [178.232.6.216]:38294: 535 Incorrect authentication data (set_id=arts@bostonlanka.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 14.195.240.154
country_id: 1269750
description:
2025-12-03 14:25:23 dovecot_login authenticator failed for ([127.0.0.1]) [14.195.240.154]:53008: 535 Incorrect authentication data (set_id=arts)


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 45.227.254.156
country_id: 3703430
description:
Dec  3 14:25:11 host2 pure-ftpd[2921277]: (?@45.227.254.156) [INFO] New connection from 45.227.254.156


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 73.137.7.97
country_id: 6252001
description:
2025-12-03 14:26:55 dovecot_plain authenticator failed for c-73-137-7-97.hsd1.ga.comcast.net (cambrane) [73.137.7.97]:36882: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 11000
name: Login failed on the cpanel service.
abuser: 43.245.222.27
country_id: 1819730
description:
[2025-12-03 14:27:41 +0530] info [cpaneld] 43.245.222.27 - yashiholdings "POST /login/?login_only=1 HTTP/1.1" FAILED LOGIN cpaneld: invalid cpanel user yashiholdings (has_cpuser_file failed)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 223.197.145.114
country_id: 1819730
description:
2025-12-03 14:30:32 dovecot_login authenticator failed for (223-197-145-114.static.imsbiz.com) [223.197.145.114]:51451: 535 Incorrect authentication data (set_id=training@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 36.37.203.28
country_id: 1831722
description:
2025-12-03 14:31:04 dovecot_login authenticator failed for ([36.37.203.28]) [36.37.203.28]:47472: 535 Incorrect authentication data (set_id=training)


plugin: ossec
rule: 11000
name: Login failed on the cpanel service.
abuser: 118.82.8.204
country_id: 1643084
description:
[2025-12-03 14:34:57 +0530] info [cpaneld] 118.82.8.204 - kamechot "POST /login/?login_only=1 HTTP/1.1" FAILED LOGIN cpaneld: access denied for root, reseller, and user password


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.219.172.50
country_id: 294640
description:
Dec  3 14:40:03 host2 sshd[2936670]: Disconnected from invalid user developer 62.219.172.50 port 57616 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 47.89.177.227
country_id: 6252001
description:
Dec  3 14:41:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<newsletter@essenceceylontea.com>, method=PLAIN, rip=47.89.177.227, lip=66.85.158.91, session=<+EtjlwhFs+AvWbHj>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.219.172.50
country_id: 294640
description:
Dec  3 14:42:44 host2 sshd[2939236]: Disconnected from invalid user huawei 62.219.172.50 port 46020 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 62.219.172.50
country_id: 294640
description:
Dec  3 14:43:57 host2 sshd[2940463]: Disconnected from invalid user usuario1 62.219.172.50 port 43788 [preauth]


plugin: ossec
rule: 11000
name: Login failed on the cpanel service.
abuser: 185.137.36.48
country_id: 2635167
description:
[2025-11-13 10:40:03 +0530] info [cpaneld] 185.137.36.48 - kamechot "POST /login/?login_only=1 HTTP/1.1" FAILED LOGIN cpaneld: access denied for root, reseller, and user password


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.219.172.50
country_id: 294640
description:
Dec  3 14:46:12 host2 sshd[2943028]: Disconnected from invalid user grid 62.219.172.50 port 39460 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 62.219.172.50
country_id: 294640
description:
Dec  3 14:47:15 host2 sshd[2943975]: Disconnected from invalid user kali 62.219.172.50 port 51980 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 14:47:54 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<zDHerwhFirY+PIds>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 173.244.49.93
country_id: 1668284
description:
2025-12-03 14:48:09 dovecot_login authenticator failed for (ADMIN) [173.244.49.93]:6728: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 14:51:29 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<admin@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<LgygvAhF3tE+PIdo>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 23.95.37.90
country_id: 6252001
description:
Dec  3 14:54:19 host2 sshd[2950558]: Disconnected from invalid user packer 23.95.37.90 port 58876 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 147.185.132.219
country_id: 6252001
description:
Dec  3 15:01:08 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=147.185.132.219, lip=66.85.158.92, session=<8NRD3whFePCTuYTb>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 23.95.37.90
country_id: 6252001
description:
Dec  3 15:02:25 host2 sshd[2957807]: Disconnected from invalid user glenn 23.95.37.90 port 36208 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 23.95.37.90
country_id: 6252001
description:
Dec  3 15:03:27 host2 sshd[2959387]: Disconnected from invalid user jose 23.95.37.90 port 47304 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 198.235.24.72
country_id: 6252001
description:
Dec  3 15:05:33 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol (no auth attempts in 2 secs): user=<>, rip=198.235.24.72, lip=66.85.158.91, TLS handshaking: SSL_accept() failed: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol, session=<SxsQ7whF6dnG6xhI>


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 15:06:32 host2 sshd[2961759]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 62.133.47.15
country_id: 1522867
description:
2025-12-03 15:13:32 dovecot_login authenticator failed for (ADMIN) [62.133.47.15]:31371: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 119.160.166.237
country_id: 1820814
description:
2025-12-03 15:13:56 dovecot_login authenticator failed for (237-166.adsl.static.espeed.com.bn) [119.160.166.237]:52510: 535 Incorrect authentication data (set_id=vinod@euroentertainmentlk.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 94.206.93.90
country_id: 290557
description:
2025-12-03 15:14:33 dovecot_login authenticator failed for ([94.206.93.90]) [94.206.93.90]:43669: 535 Incorrect authentication data (set_id=vinod)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 202.155.95.2
country_id: 1643084
description:
Dec  3 15:16:50 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 39 secs): user=<hr@anandaobauae.org>, method=PLAIN, rip=202.155.95.2, lip=66.85.158.91, session=<O9EjFQlFXsbKm18C>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 15:26:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<orders@agronatureholdings.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<Xk+6OQlFXrkXXz9j>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 185.197.9.173
country_id: 3175395
description:
Dec  3 15:29:57 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info@sivagnanamfoundation.com>, method=PLAIN, rip=185.197.9.173, lip=66.85.158.91, TLS, session=<CFdIRQlFMdq5xQmt>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 178.216.25.43
country_id: 798544
description:
Dec  3 15:30:14 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<info>, method=PLAIN, rip=178.216.25.43, lip=66.85.158.91, TLS, session=<iD5mRglFf96y2Bkr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 15:31:27 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<admin@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<KImcSwlFfoQ+PIdr>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 27.123.97.74
country_id: 1269750
description:
2025-12-03 15:36:37 dovecot_login authenticator failed for ([220.82.247.216]) [27.123.97.74]:49180: 535 Incorrect authentication data (set_id=washeera@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 177.44.71.244
country_id: 3469034
description:
2025-12-03 15:36:49 dovecot_login authenticator failed for (78-66-119-139-no600.tbcn.telia.com) [177.44.71.244]:55458: 535 Incorrect authentication data (set_id=washeera)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 45.133.172.229
country_id: 2635167
description:
2025-12-03 15:39:31 dovecot_login authenticator failed for (ADMIN) [45.133.172.229]:65477: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 197.219.208.38
country_id: 1036973
description:
2025-12-03 15:43:21 dovecot_login authenticator failed for ([127.0.0.1]) [197.219.208.38]:52620: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 68.225.62.4
country_id: 6252001
description:
2025-12-03 15:43:28 dovecot_login authenticator failed for wsip-68-225-62-4.pn.at.cox.net ([127.0.0.1]) [68.225.62.4]:51579: 535 Incorrect authentication data (set_id=kasunp)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.25
country_id: 798549
description:
Dec  3 15:48:05 host2 sshd[2991370]: Disconnected from invalid user user 2.57.121.25 port 25107 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 41.139.18.222
country_id: 2300660
description:
Dec  3 15:48:15 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 23 secs): user=<info@jrdc.lk>, method=PLAIN, rip=41.139.18.222, lip=66.85.158.91, TLS, session=<uMlrhglFRskpixLe>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 187.120.72.128
country_id: 3469034
description:
Dec  3 15:48:35 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info>, method=PLAIN, rip=187.120.72.128, lip=66.85.158.91, TLS, session=<zjfrhwlFCMG7eEiA>


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 15:49:44 host2 sshd[2992326]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 178.216.29.45
country_id: 798544
description:
Dec  3 15:52:02 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<isuru>, method=PLAIN, rip=178.216.29.45, lip=66.85.158.91, TLS, session=<jtxZlAlFMYmy2B0t>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.25
country_id: 798549
description:
Dec  3 15:51:30 host2 sshd[2993803]: Disconnected from invalid user user 2.57.121.25 port 36100 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 178.216.25.180
country_id: 798544
description:
Dec  3 15:51:44 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<isuru@euroentertainmentlk.com>, method=PLAIN, rip=178.216.25.180, lip=66.85.158.91, TLS, session=<cthGkwlFAY+y2Bm0>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 15:52:21 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<orders@agronatureholdings.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<yTVblglFVN4XXz9j>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 15:53:52 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<3HXFmwlFeLk+PIds>


plugin: ossec
rule: 11000
name: Login failed on the cpanel service.
abuser: 43.245.222.27
country_id: 1819730
description:
[2025-12-03 15:57:05 +0530] info [cpaneld] 43.245.222.27 - yashihol "POST /login/?login_only=1 HTTP/1.1" FAILED LOGIN cpaneld: invalid cpanel user yashihol (has_cpuser_file failed)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 15:58:05 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<support@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<YkvbqglFusE+PIdo>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 5.11.140.219
country_id: 298795
description:
2025-12-03 15:59:57 dovecot_plain authenticator failed for (paceatin) [5.11.140.219]:57320: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 82.32.230.230
country_id: 2635167
description:
2025-12-03 16:00:00 dovecot_plain authenticator failed for uddi-29-b2-v4wan-166599-cust1765.vm12.cable.virginm.net (saxammulla) [82.32.230.230]:59796: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 71.6.146.130
country_id: 6252001
description:
Dec  3 16:02:15 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed: SSL_read failed: error:140940F5:SSL routines:ssl3_read_bytes:unexpected record (no auth attempts in 0 secs): user=<>, rip=71.6.146.130, lip=66.85.158.91, TLS: SSL_read failed: error:140940F5:SSL routines:ssl3_read_bytes:unexpected record, session=<DgLfuQlFEuxHBpKC>


plugin: ossec
rule: 9708
name: Dovecot Aborted Login with empty user
abuser: 71.6.146.130
country_id: 6252001
description:
Dec  3 16:02:15 host2 dovecot[2304439]: imap-login: Disconnected: Aborted login by logging out (no auth attempts in 0 secs): user=<>, rip=71.6.146.130, lip=66.85.158.91, TLS, session=<uWDauQlF+OpHBpKC>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 181.215.182.139
country_id: 6252001
description:
2025-12-03 16:03:37 dovecot_login authenticator failed for (ADMIN) [181.215.182.139]:54230: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 152.32.209.123
country_id: 1819730
description:
Dec  3 16:04:55 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 0 secs): user=<>, rip=152.32.209.123, lip=66.85.158.91, TLS handshaking: Connection closed, session=<rFxmwwlF5puYINF7>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 45.142.154.40
country_id: 1819730
description:
Dec  3 16:05:00 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=45.142.154.40, lip=66.85.158.92, TLS, session=<hHyxwwlFcs4tjpoo>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 185.63.132.141
country_id: 3175395
description:
Dec  3 16:08:52 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 16 secs): user=<info@systemtec.lk>, method=PLAIN, rip=185.63.132.141, lip=66.85.158.91, TLS, session=<nKaN0AlFI565P4SN>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 188.92.209.211
country_id: 614540
description:
Dec  3 16:09:12 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info>, method=PLAIN, rip=188.92.209.211, lip=66.85.158.91, TLS, session=<jpmj0QlF1eO8XNHT>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 16:12:11 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<orders@bostonlanka.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<R5dA3QlFerEXXz9j>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 16:13:03 host2 sshd[3013111]: Disconnected from invalid user admin 2.57.121.112 port 35887 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 46.10.210.68
country_id: 732800
description:
2025-12-03 16:15:40 dovecot_plain authenticator failed for (ragormical) [46.10.210.68]:60240: 535 Incorrect authentication data (set_id=isuru@euroentertainmentlk.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 109.207.35.158
country_id: 6290252
description:
Dec  3 16:16:13 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 23 secs): user=<contact@bostonlanka.com>, method=PLAIN, rip=109.207.35.158, lip=66.85.158.91, TLS, session=<2Hpt6glFdq5tzyOe>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 16:16:21 host2 sshd[3015760]: Disconnected from invalid user admin 2.57.121.112 port 41252 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 138.255.206.201
country_id: 3469034
description:
Dec  3 16:16:36 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 19 secs): user=<contact>, method=PLAIN, rip=138.255.206.201, lip=66.85.158.91, TLS, session=<jQcH7AlFsaaK/87J>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 87.103.126.54
country_id: 2264397
description:
2025-12-03 16:20:07 dovecot_login authenticator failed for 54.126.103.87.rev.vodafone.pt [87.103.126.54]:26067: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 165.220.130.160
country_id: 2510769
description:
2025-12-03 16:20:26 dovecot_login authenticator failed for (165-220-130-160.cust.exede.net) [165.220.130.160]:36650: 535 Incorrect authentication data (set_id=kasunp)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 181.215.182.109
country_id: 6252001
description:
2025-12-03 16:26:02 dovecot_login authenticator failed for (ADMIN) [181.215.182.109]:21202: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 11000
name: Login failed on the cpanel service.
abuser: 43.245.222.27
country_id: 1819730
description:
[2025-12-03 16:26:47 +0530] info [cpaneld] 43.245.222.27 - ceyl "POST /login/?login_only=1 HTTP/1.1" FAILED LOGIN cpaneld: invalid cpanel user ceyl (has_cpuser_file failed)


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 16:28:34 host2 sshd[3026320]: Disconnected from invalid user test 2.57.121.112 port 62787 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 23.95.63.99
country_id: 6252001
description:
Dec  3 16:37:38 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<orders@bostonlanka.com>, method=PLAIN, rip=23.95.63.99, lip=66.85.158.91, session=<5rVMOApFLogXXz9j>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 16:37:56 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<support@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=<kQ5SOQpFurs+PIdr>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 81.189.162.142
country_id: 2782113
description:
Dec  3 16:43:13 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<info@sobaherbal.com>, method=PLAIN, rip=81.189.162.142, lip=66.85.158.91, session=<0k5ATApFL6tRvaKO>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 156.146.57.177
country_id: 1880251
description:
2025-12-03 16:46:45 dovecot_login authenticator failed for (ADMIN) [156.146.57.177]:63506: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 11301
name: New FTP connection.
abuser: 34.140.92.201
country_id: 2802361
description:
Dec  3 16:47:57 host2 pure-ftpd[3043142]: (?@34.140.92.201) [INFO] New connection from 34.140.92.201


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 166.88.160.205
country_id: 6252001
description:
Dec  3 16:48:37 host2 sshd[3043701]: Disconnected from invalid user user1 166.88.160.205 port 44522 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 157.254.165.85
country_id: 6252001
description:
Dec  3 16:49:27 host2 sshd[3044302]: Invalid user cloudtourssrilan_travel from 157.254.165.85 port 49726


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 166.88.160.205
country_id: 6252001
description:
Dec  3 16:54:17 host2 sshd[3048568]: Disconnected from invalid user root1 166.88.160.205 port 40066 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 166.88.160.205
country_id: 6252001
description:
Dec  3 16:56:23 host2 sshd[3050480]: Disconnected from invalid user service 166.88.160.205 port 39508 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 166.88.160.205
country_id: 6252001
description:
Dec  3 16:57:32 host2 sshd[3051460]: Disconnected from invalid user ghost 166.88.160.205 port 57274 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.108
country_id: 130758
description:
Dec  3 16:59:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<no-reply@anandaobauae.org>, method=PLAIN, rip=62.60.135.108, lip=66.85.158.91, session=<hZ2ThQpFBuA+PIds>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.104
country_id: 130758
description:
Dec  3 17:03:16 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 3 secs): user=<contact@ceylondigest.com>, method=PLAIN, rip=62.60.135.104, lip=66.85.158.91, session=<es/mkwpFWNw+PIdo>


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 139.162.113.212
country_id: 1861060
description:
Dec  3 17:05:19 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (no auth attempts in 1 secs): user=<>, rip=139.162.113.212, lip=66.85.158.92, TLS: Connection closed, session=<bndimwpFRI2LonHU>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 24.91.103.202
country_id: 6252001
description:
2025-12-03 17:07:04 dovecot_plain authenticator failed for c-24-91-103-202.hsd1.ma.comcast.net (nonchilte) [24.91.103.202]:49180: 535 Incorrect authentication data (set_id=marketing@lezzarotech.com)


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 17:07:27 host2 sshd[3060191]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 73.208.81.125
country_id: 6252001
description:
2025-12-03 17:07:18 dovecot_plain authenticator failed for c-73-208-81-125.hsd1.in.comcast.net (pulorace) [73.208.81.125]:56980: 535 Incorrect authentication data (set_id=kasunp@ksoft.lk)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 185.255.212.178
country_id: 732800
description:
2025-12-03 17:09:31 dovecot_login authenticator failed for ([185.255.212.178]) [185.255.212.178]:34120: 535 Incorrect authentication data (set_id=hr@lezzarotech.com)


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 196.203.231.220
country_id: 2464461
description:
2025-12-03 17:09:56 dovecot_login authenticator failed for ([196.203.231.220]) [196.203.231.220]:43476: 535 Incorrect authentication data (set_id=hr)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 43.240.13.18
country_id: 1819730
description:
Dec  3 17:19:23 host2 sshd[3070690]: Disconnected from invalid user lch 43.240.13.18 port 34224 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 103.29.185.162
country_id: 1643084
description:
2025-12-03 17:22:49 dovecot_login authenticator failed for (ip-103-29-185-162.pascalwave.com) [103.29.185.162]:42220: 535 Incorrect authentication data (set_id=env_eng@lezzarotech.com)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 177.86.217.104
country_id: 3469034
description:
Dec  3 17:23:03 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info@jrdc.lk>, method=PLAIN, rip=177.86.217.104, lip=66.85.158.91, TLS, session=<jTG+2QpFI6qxVtlo>


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 164.164.117.23
country_id: 1269750
description:
2025-12-03 17:23:07 dovecot_login authenticator failed for ([164.164.117.23]) [164.164.117.23]:59796: 535 Incorrect authentication data (set_id=env_eng)


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 177.130.168.4
country_id: 3469034
description:
Dec  3 17:23:23 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 18 secs): user=<info>, method=PLAIN, rip=177.130.168.4, lip=66.85.158.91, TLS, session=<3QDw2gpFT8KxgqgE>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.207.9.246
country_id: 1269750
description:
Dec  3 17:23:34 host2 sshd[3074031]: Disconnected from invalid user qiyuesuo 103.207.9.246 port 35250 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 43.240.13.18
country_id: 1819730
description:
Dec  3 17:24:30 host2 sshd[3074896]: Disconnected from invalid user developer 43.240.13.18 port 34412 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 103.207.9.246
country_id: 1269750
description:
Dec  3 17:24:49 host2 sshd[3075171]: Disconnected from invalid user webuser 103.207.9.246 port 43850 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 43.240.13.18
country_id: 1819730
description:
Dec  3 17:26:23 host2 sshd[3076398]: Disconnected from invalid user root1 43.240.13.18 port 58024 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.207.9.246
country_id: 1269750
description:
Dec  3 17:28:30 host2 sshd[3077975]: Disconnected from invalid user testuser 103.207.9.246 port 59128 [preauth]


plugin: ossec
rule: 11000
name: Login failed on the cpanel service.
abuser: 65.111.24.159
country_id: 2921044
description:
[2025-11-13 10:40:03 +0530] info [cpaneld] 65.111.24.159 - kamechot "POST /login/?login_only=1 HTTP/1.1" FAILED LOGIN cpaneld: access denied for root, reseller, and user password


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 185.74.240.228
country_id: 2510769
description:
Dec  3 17:29:00 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 17 secs): user=<info@systemtec.lk>, method=PLAIN, rip=185.74.240.228, lip=66.85.158.91, TLS, session=<Xk4Z7wpFHui5SvDk>


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 83.143.29.94
country_id: 933860
description:
Dec  3 17:29:22 host2 dovecot[2304439]: imap-login: Disconnected: Connection closed (auth failed, 3 attempts in 20 secs): user=<info>, method=PLAIN, rip=83.143.29.94, lip=66.85.158.91, TLS, session=<t9g/8ApFq4VTjx1e>


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 43.240.13.18
country_id: 1819730
description:
Dec  3 17:30:05 host2 sshd[3079163]: Disconnected from invalid user tester 43.240.13.18 port 58154 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 2.57.121.112
country_id: 798549
description:
Dec  3 17:30:32 host2 sshd[3079484]: Disconnected from invalid user admin 2.57.121.112 port 37241 [preauth]


plugin: ossec
rule: 13001
name: Exim Auth failed
abuser: 149.88.26.199
country_id: 294640
description:
2025-12-03 17:37:27 dovecot_login authenticator failed for (ADMIN) [149.88.26.199]:46975: 535 Incorrect authentication data (set_id=info@v-deploy.com)


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 23.95.128.167
country_id: 6252001
description:
Dec  3 17:40:37 host2 sshd[3087553]: Disconnected from invalid user usuario2 23.95.128.167 port 36482 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 23.95.128.167
country_id: 6252001
description:
Dec  3 17:41:50 host2 sshd[3088640]: Disconnected from invalid user amssys 23.95.128.167 port 40326 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 23.95.128.167
country_id: 6252001
description:
Dec  3 17:43:01 host2 sshd[3089491]: Disconnected from invalid user debianuser 23.95.128.167 port 42626 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 23.95.128.167
country_id: 6252001
description:
Dec  3 17:44:08 host2 sshd[3090676]: Disconnected from invalid user ubuntu 23.95.128.167 port 47078 [preauth]


plugin: ossec
rule: 9710
name: Dovecot Auth failed on disconnected session.
abuser: 62.60.135.107
country_id: 130758
description:
Dec  3 17:45:36 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 6 secs): user=<contact@essenceceylontea.com>, method=PLAIN, rip=62.60.135.107, lip=66.85.158.91, session=</1YcKwtFzoU+PIdr>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 152.32.171.99
country_id: 1819730
description:
Dec  3 17:50:25 host2 sshd[3096321]: Disconnected from invalid user ts2 152.32.171.99 port 49036 [preauth]


plugin: ossec
rule: 5740
name: ssh connection reset by peer
description:
Dec  3 17:51:02 host2 sshd[3096930]: error: kex_exchange_identification: read: Connection reset by peer


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 152.32.171.99
country_id: 1819730
description:
Dec  3 17:53:20 host2 sshd[3099232]: Disconnected from invalid user developer 152.32.171.99 port 38194 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.186.0.68
country_id: 1643084
description:
Dec  3 17:54:23 host2 sshd[3100192]: Disconnected from invalid user bodega 103.186.0.68 port 37944 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 152.32.171.99
country_id: 1819730
description:
Dec  3 17:54:38 host2 sshd[3100575]: Disconnected from invalid user ubuntu 152.32.171.99 port 38378 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 103.186.0.68
country_id: 1643084
description:
Dec  3 17:55:35 host2 sshd[3101391]: Disconnected from invalid user ubuntu 103.186.0.68 port 45444 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 36.95.221.140
country_id: 1643084
description:
Dec  3 17:56:20 host2 sshd[3102329]: Disconnected from invalid user opc 36.95.221.140 port 60228 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.249.246.88
country_id: 1819730
description:
Dec  3 17:56:23 host2 sshd[3102367]: Disconnected from invalid user supermaint 45.249.246.88 port 20424 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 103.186.0.68
country_id: 1643084
description:
Dec  3 17:56:49 host2 sshd[3102821]: Disconnected from invalid user tester 103.186.0.68 port 40066 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 152.32.171.99
country_id: 1819730
description:
Dec  3 17:55:52 host2 sshd[3101733]: Disconnected from invalid user student 152.32.171.99 port 33714 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 152.32.171.99
country_id: 1819730
description:
Dec  3 17:57:06 host2 sshd[3103085]: Disconnected from invalid user autrede 152.32.171.99 port 57832 [preauth]


plugin: ossec
rule: 9706
name: Dovecot Session Disconnected.
abuser: 81.189.162.142
country_id: 2782113
description:
Dec  3 17:57:53 host2 dovecot[2304439]: pop3-login: Disconnected: Connection closed (auth service reported temporary failure): user=<info@simple-engineering.lk>, method=PLAIN, rip=81.189.162.142, lip=66.85.158.91, session=<xBFBVwtFGK5RvaKO>


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.249.246.88
country_id: 1819730
description:
Dec  3 17:59:31 host2 sshd[3105413]: Disconnected from invalid user ftpuser 45.249.246.88 port 15910 [preauth]


plugin: ossec
rule: 11324
name: Stealth SSH user enumeration attack detected
abuser: 45.249.246.88
country_id: 1819730
description:
Dec  3 18:00:56 host2 sshd[3106703]: Disconnected from invalid user saas 45.249.246.88 port 45304 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 36.95.221.140
country_id: 1643084
description:
Dec  3 18:01:45 host2 sshd[3107229]: Disconnected from invalid user intell 36.95.221.140 port 36898 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 35.188.112.111
country_id: 6252001
description:
Dec  3 18:02:30 host2 sshd[3107700]: Disconnected from invalid user opc 35.188.112.111 port 59672 [preauth]


plugin: ossec
rule: 5710
name: Attempt to login using a non-existent user
abuser: 45.249.246.88
country_id: 1819730
description:
Dec  3 18:03:26 host2 sshd[3108646]: Disconnected from invalid user sopuser 45.249.246.88 port 49084 [preauth]


