May 28 01:21:43 xxxxx postfix/submission/smtpd[23467]: warning: unknown[77.40.86.209]: SASL PLAIN au ...
show moreMay 28 01:21:43 xxxxx postfix/submission/smtpd[23467]: warning: unknown[77.40.86.209]: SASL PLAIN authentication failed:
May 28 01:21:48 xxxxx postfix/submission/smtpd[23467]: lost connection after AUTH from unknown[77.40.86.209]
May 28 01:21:48 xxxxx postfix/submission/smtpd[23467]: disconnect from unknown[77.40.86.209] ehlo=2 starttls=1 auth=0/1 commands=3/4
May 28 01:21:51 xxxxx postfix/submission/smtpd[23471]: warning: unknown[77.40.86.209]: SASL PLAIN authentication failed:
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Phishing
Email Spam
Spoofing
Anonymous
May 28 00:48:57 mx1 postfix/submission/smtpd[2036386]: warning: unknown[77.40.86.209]: SASL PLAIN au ...
show moreMay 28 00:48:57 mx1 postfix/submission/smtpd[2036386]: warning: unknown[77.40.86.209]: SASL PLAIN authentication failed:
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May 27 15:36:30 Host-KLAX-C postfix/submission/smtpd[215715]: warning: unknown[77.40.86.209]: SASL P ...
show moreMay 27 15:36:30 Host-KLAX-C postfix/submission/smtpd[215715]: warning: unknown[77.40.86.209]: SASL PLAIN authentication failed:
...
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May 27 17:14:14 xxxxx postfix/submission/smtpd[21845]: warning: unknown[77.40.86.209]: SASL PLAIN au ...
show moreMay 27 17:14:14 xxxxx postfix/submission/smtpd[21845]: warning: unknown[77.40.86.209]: SASL PLAIN authentication failed:
May 27 17:14:18 xxxxx postfix/submission/smtpd[21845]: lost connection after AUTH from unknown[77.40.86.209]
May 27 17:14:18 xxxxx postfix/submission/smtpd[21845]: disconnect from unknown[77.40.86.209] ehlo=2 starttls=1 auth=0/1 commands=3/4
May 27 17:14:22 xxxxx postfix/submission/smtpd[21851]: warning: unknown[77.40.86.209]: SASL PLAIN authentication failed:
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2022-05-27T09:55:05.250916tekno.at postfix/submission/smtpd[1372336]: warning: hostname 209.86.pppoe ...
show more2022-05-27T09:55:05.250916tekno.at postfix/submission/smtpd[1372336]: warning: hostname 209.86.pppoe.mari-el.ru does not resolve to address 77.40.86.209: Name or service not known
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May 27 06:29:49 mail postfix/submission/smtpd[205976]: warning: unknown[77.40.86.209]: SASL PLAIN au ...
show moreMay 27 06:29:49 mail postfix/submission/smtpd[205976]: warning: unknown[77.40.86.209]: SASL PLAIN authentication failed:
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May 26 21:14:01 transcom postfix/smtpd[25338]: warning: unknown[77.40.86.209]: SASL CRAM-MD5 authent ...
show moreMay 26 21:14:01 transcom postfix/smtpd[25338]: warning: unknown[77.40.86.209]: SASL CRAM-MD5 authentication failed: authentication failure
May 26 21:14:02 transcom postfix/smtpd[25351]: warning: unknown[77.40.86.209]: SASL CRAM-MD5 authentication failed: authentication failure
May 26 21:17:01 transcom postfix/smtpd[25537]: warning: unknown[77.40.86.209]: SASL CRAM-MD5 authentication failed: authentication failure
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Email Spam
Brute-Force
Anonymous
May 26 18:37:35 ns3104219 postfix/smtpd[21263]: warning: unknown[77.40.86.209]: SASL PLAIN authentic ...
show moreMay 26 18:37:35 ns3104219 postfix/smtpd[21263]: warning: unknown[77.40.86.209]: SASL PLAIN authentication failed: authentication failure
...
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Brute-Force
Web App Attack
Anonymous
May 26 17:04:05 mx1 postfix/submission/smtpd[3116961]: warning: unknown[77.40.86.209]: SASL PLAIN au ...
show moreMay 26 17:04:05 mx1 postfix/submission/smtpd[3116961]: warning: unknown[77.40.86.209]: SASL PLAIN authentication failed:
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