Failed password for invalid user david from 178.128.72.84 port 40258 ssh2

2020-06-24T10:29:43.174059afi-git.jinr.ru sshd[31082]: Failed password for root from 222.186.175.183 port 5496 ssh2
2020-06-24T10:29:47.021996afi-git.jinr.ru sshd[31082]: Failed password for root from 222.186.175.183 port 5496 ssh2
2020-06-24T10:29:49.901348afi-git.jinr.ru sshd[31082]: Failed password for root from 222.186.175.183 port 5496 ssh2
2020-06-24T10:29:49.901531afi-git.jinr.ru sshd[31082]: error: maximum authentication attempts exceeded for root from 222.186.175.183 port 5496 ssh2 [preauth]
2020-06-24T10:29:49.901553afi-git.jinr.ru sshd[31082]: Disconnecting: Too many authentication failures [preauth]
...

CMS (WordPress or Joomla) login attempt.

Icarus honeypot on github

Jun 24 09:53:48 vm1 sshd[28995]: Failed password for root from 218.92.0.171 port 19539 ssh2
Jun 24 09:54:02 vm1 sshd[28995]: error: maximum authentication attempts exceeded for root from 218.92.0.171 port 19539 ssh2 [preauth]
...

Automatic report - XMLRPC Attack

Jun 24 05:54:36 mail postfix/smtpd[4617]: NOQUEUE: reject: RCPT from mail-pf1-f179.google.com[209.85.210.179]: 454 4.7.1 : Relay access denied; from= to= proto=ESMTP helo=
...

Jun 24 05:44:23 h1745522 sshd[31083]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.121.65.15  user=root
Jun 24 05:44:25 h1745522 sshd[31083]: Failed password for root from 91.121.65.15 port 58418 ssh2
Jun 24 05:47:33 h1745522 sshd[31182]: Invalid user xhu from 91.121.65.15 port 59432
Jun 24 05:47:33 h1745522 sshd[31182]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.121.65.15
Jun 24 05:47:33 h1745522 sshd[31182]: Invalid user xhu from 91.121.65.15 port 59432
Jun 24 05:47:35 h1745522 sshd[31182]: Failed password for invalid user xhu from 91.121.65.15 port 59432 ssh2
Jun 24 05:50:58 h1745522 sshd[31286]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.121.65.15  user=root
Jun 24 05:51:00 h1745522 sshd[31286]: Failed password for root from 91.121.65.15 port 60454 ssh2
Jun 24 05:54:10 h1745522 sshd[31458]: Invalid user guest from 91.121.65.15 port 33236
...

Jun 24 05:54:23 lnxmail61 sshd[5635]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.32.248

firewall-block, port(s): 2390/tcp, 3030/tcp

2020-06-24T08:46:29.656273n23.at sshd[2886327]: Failed password for root from 112.85.42.187 port 55537 ssh2
2020-06-24T08:46:32.855764n23.at sshd[2886327]: Failed password for root from 112.85.42.187 port 55537 ssh2
2020-06-24T08:46:36.387613n23.at sshd[2886327]: Failed password for root from 112.85.42.187 port 55537 ssh2
...

2020-06-24T07:32:28.937582abusebot-3.cloudsearch.cf sshd[28898]: Invalid user 1234 from 141.98.81.6 port 2696
2020-06-24T07:32:28.943196abusebot-3.cloudsearch.cf sshd[28898]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.98.81.6
2020-06-24T07:32:28.937582abusebot-3.cloudsearch.cf sshd[28898]: Invalid user 1234 from 141.98.81.6 port 2696
2020-06-24T07:32:30.861259abusebot-3.cloudsearch.cf sshd[28898]: Failed password for invalid user 1234 from 141.98.81.6 port 2696 ssh2
2020-06-24T07:32:53.778148abusebot-3.cloudsearch.cf sshd[28959]: Invalid user user from 141.98.81.6 port 14782
2020-06-24T07:32:53.783541abusebot-3.cloudsearch.cf sshd[28959]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.98.81.6
2020-06-24T07:32:53.778148abusebot-3.cloudsearch.cf sshd[28959]: Invalid user user from 141.98.81.6 port 14782
2020-06-24T07:32:56.133249abusebot-3.cloudsearch.cf sshd[28959]: Failed password for invalid 
...

Jun 23 10:51:16 nbi-636 sshd[21861]: User r.r from 36.156.153.112 not allowed because not listed in AllowUsers
Jun 23 10:51:16 nbi-636 sshd[21861]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.156.153.112  user=r.r
Jun 23 10:51:19 nbi-636 sshd[21861]: Failed password for invalid user r.r from 36.156.153.112 port 43332 ssh2
Jun 23 10:51:20 nbi-636 sshd[21861]: Received disconnect from 36.156.153.112 port 43332:11: Bye Bye [preauth]
Jun 23 10:51:20 nbi-636 sshd[21861]: Disconnected from invalid user r.r 36.156.153.112 port 43332 [preauth]
Jun 23 10:59:21 nbi-636 sshd[23810]: Invalid user oracle from 36.156.153.112 port 38724
Jun 23 10:59:21 nbi-636 sshd[23810]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.156.153.112 
Jun 23 10:59:23 nbi-636 sshd[23810]: Failed password for invalid user oracle from 36.156.153.112 port 38724 ssh2
Jun 23 10:59:23 nbi-636 sshd[23810]: Received disconn........
-------------------------------

Jun 24 09:35:30 srv01 postfix/smtpd\[364\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 09:35:41 srv01 postfix/smtpd\[20847\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 09:35:48 srv01 postfix/smtpd\[364\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 09:36:09 srv01 postfix/smtpd\[20847\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 09:36:18 srv01 postfix/smtpd\[364\]: warning: unknown\[212.70.149.18\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...

Auto Fail2Ban report, multiple SSH login attempts.