๐ซ๐ท
dwmp
2026-09-30 17:35:14
(1 day ago)
Sep 30 16:29:21 plesk postfix/smtpd[1240922]: warning: unknown[135.136.72.28]: SASL LOGIN authentica ...
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Sep 30 16:29:21 plesk postfix/smtpd[1240922]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure
Sep 30 16:29:21 plesk postfix/smtpd[1240922]: disconnect from unknown[135.136.72.28] ehlo=1 auth=0/1 quit=1 commands=2/3
Sep 30 19:35:13 plesk postfix/smtpd[1256215]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure
...
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Brute-Force
SSH
Anonymous
2026-09-30 10:41:20
(1 day ago)
2026-09-30T12:41:19.981185 biopolis.pcconsultant.it postfix/smtpd[3822700]: warning: unknown[135.136 ...
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2026-09-30T12:41:19.981185 biopolis.pcconsultant.it postfix/smtpd[3822700]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure, [email protected]
...
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Brute-Force
๐ฉ๐ฐ
powerhostingdk
2026-09-30 00:21:17
(2 days ago)
[mailserver] CrowdSec detected mailscanner/global-spam-aggregate (31 events). Automated abuse report ...
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[mailserver] CrowdSec detected mailscanner/global-spam-aggregate (31 events). Automated abuse report.
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Brute-Force
๐ฉ๐ช
netclix.gr
2026-09-29 09:39:59
(2 days ago)
(smtpauth) Failed SMTP AUTH login from 135.136.72.28 (PA/Panama/-)
Brute-Force
๐ฉ๐ช
Tha_14
2026-09-29 09:39:46
(2 days ago)
postfix/smtps/smtpd[695957]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=c ...
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postfix/smtps/smtpd[695957]: SASL LOGIN authentication failed: (reason unavailable), [email protected] postfix/smtps/smtpd[695957]: SASL LOGIN authentication failed: (reason unavailable), [email protected] | postfix/smtps/smtpd[696698]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
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Brute-Force
๐ฉ๐ช
John Chrys.
2026-09-29 09:38:35
(2 days ago)
Sep 29 12:36:30 loki postfix/smtpd[438458]: warning: unknown[135.136.72.28]: SASL LOGIN authenticati ...
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Sep 29 12:36:30 loki postfix/smtpd[438458]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure
Sep 29 12:36:30 loki postfix/smtpd[438466]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure
Sep 29 12:38:34 loki postfix/smtpd[438458]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure
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Brute-Force
Email Spam
๐ฌ๐ท
setupgr
2026-09-28 00:39:06
(4 days ago)
(smtpauth) Failed SMTP AUTH login from 135.136.72.28 (PA/Panama/-/-/-/[AS9009 M247 Europe SRL]): 1 i ...
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(smtpauth) Failed SMTP AUTH login from 135.136.72.28 (PA/Panama/-/-/-/[AS9009 M247 Europe SRL]): 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-09-28 03:39:01 dovecot_login authenticator failed for H=(ADMIN) [135.136.72.28]:1439: 535 Incorrect authentication data ([email protected] )
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Port Scan
๐ฉ๐ฐ
powerhostingdk
2026-09-27 07:21:57
(5 days ago)
[mailserver] CrowdSec detected mailscanner/global-spam-aggregate (31 events). Automated abuse report ...
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[mailserver] CrowdSec detected mailscanner/global-spam-aggregate (31 events). Automated abuse report.
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Brute-Force
๐ฉ๐ช
Lino Project
2026-09-26 10:21:58
(5 days ago)
2026-09-26T12:21:55.474685+02:00 srv2.stefanolazzaro.ovh postfix/smtpd[1260819]: warning: unknown[13 ...
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2026-09-26T12:21:55.474685+02:00 srv2.stefanolazzaro.ovh postfix/smtpd[1260819]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure, [email protected]
...
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Port Scan
Brute-Force
๐ซ๐ท
dwmp
2026-09-23 22:28:58
(1 week ago)
Sep 24 00:20:34 webcore postfix/smtpd[3599661]: warning: unknown[135.136.72.28]: SASL LOGIN authenti ...
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Sep 24 00:20:34 webcore postfix/smtpd[3599661]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure
Sep 24 00:25:51 webcore postfix/smtpd[3590299]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure
Sep 24 00:28:57 webcore postfix/smtpd[3602594]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: authentication failure
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Brute-Force
๐ฎ๐น
Progetto1
2026-09-23 22:25:02
(1 week ago)
Mail - Multiple failed login attempts
Brute-Force
Exploited Host
๐ฆ๐บ
screwlooseit.com.au
2026-09-23 20:38:38
(1 week ago)
Blocked by CSF 13 firewall - Rule: mysaslmatch
US/United States/-
Web App Attack
๐ซ๐ท
otiima
2026-09-22 05:44:21
(1 week ago)
Sep 22 06:44:21 box postfix/submission/smtpd[1952896]: warning: unknown[135.136.72.28]: SASL LOGIN a ...
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Sep 22 06:44:21 box postfix/submission/smtpd[1952896]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 22 06:44:21 box postfix/submission/smtpd[1952895]: warning: unknown[135.136.72.28]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
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Brute-Force
๐ฆ๐บ
screwlooseit.com.au
2026-09-22 01:28:15
(1 week ago)
Blocked by CSF 13 firewall - Rule: mysaslmatch
US/United States/-
Web App Attack
๐ฆ๐บ
screwlooseit.com.au
2026-09-20 20:14:19
(1 week ago)
Blocked by CSF 13 firewall - Rule: mysaslmatch
US/United States/-
Web App Attack