(mysaslmatch) Failed SASL login from 37.19.197.242 (US/United States/unn-37-19-197-242.datapacket.co ...
show more(mysaslmatch) Failed SASL login from 37.19.197.242 (US/United States/unn-37-19-197-242.datapacket.com): 2 in the last 4600 secs; Ports: *; Direction: inout; Trigger: LF_CUSTOMTRIGGER; Logs: Feb 24 11:48:53 anak postfix/smtpd[1125117]: warning: unknown[37.19.197.242]: SASL PLAIN authentication failed: authentication failure
Feb 24 11:48:53 anak postfix/smtpd[1125117]: warning: unknown[37.19.197.242]: SASL LOGIN authentication failed: authentication failure
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(smtpauth) Failed SMTP AUTH login from 37.19.197.242 (US/United States/unn-37-19-197-242.datapacket. ...
show more(smtpauth) Failed SMTP AUTH login from 37.19.197.242 (US/United States/unn-37-19-197-242.datapacket.com)
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Suspicious activity detected from IP 37.19.197.242 based on mailserver logs.
Sample logs:
2026-02-24 ...
show moreSuspicious activity detected from IP 37.19.197.242 based on mailserver logs.
Sample logs:
2026-02-24 11:58:09,025 INFO [qtp2102534528-69664] [ip=172.16.0.182;oip=37.19.197.242;oport=4097;oproto=smtp;port=39672;soapId=2e78eef1;] SoapEngine - handler exception: authentication failed for [**], account not found
2026-02-24 11:58:09,025 INFO [qtp2102534528-69664] [ip=172.16.0.182;oip=37.19.197.242;oport=4097;oproto=smtp;port=39672;soapId=2e78eef1;] soap - AuthRequest elapsed=0
2026-02-24 11:58:09,476 INFO [qtp2102534528-69576] [ip=172.16.0.182;oip=37.19.197.242;oport=4097;oproto=smtp;port=39678;soapId=2e78eef2;] account - Error occurred during authentication: authentication failed for [**]. Reason: account not found.
2026-02-24 11:58:09,476 INFO [qtp2102534528-69576] [ip=172.16.0.182;oip=37.19.197.242;oport=4097;oproto=smtp;port=39678;soapId=2e78eef2;] SoapEngine - handler exception: authentication failed for [**], account not found
2026-02-24 11:58:09,476 INFO [qtp2102534528-69576] [i
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(smtpauth) Failed SMTP AUTH login from 37.19.197.242 (US/United States/unn-37-19-197-242.datapacket. ...
show more(smtpauth) Failed SMTP AUTH login from 37.19.197.242 (US/United States/unn-37-19-197-242.datapacket.com)
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Brute-Force
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