Feb 29 12:49:21 gw1 sshd[1736]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.97.47
Feb 29 12:49:23 gw1 sshd[1736]: Failed password for invalid user rustserver from 104.131.97.47 port 39940 ssh2
...

$f2bV_matches

(imapd) Failed IMAP login from 45.224.105.143 (AR/Argentina/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: Feb 29 09:13:32 ir1 dovecot[4133960]: imap-login: Disconnected (auth failed, 1 attempts in 4 secs): user=, method=PLAIN, rip=45.224.105.143, lip=5.63.12.44, TLS: Connection closed, session=

Feb 29 09:01:27 dcd-gentoo sshd[5140]: User root from 222.186.42.7 not allowed because none of user's groups are listed in AllowGroups
Feb 29 09:01:30 dcd-gentoo sshd[5140]: error: PAM: Authentication failure for illegal user root from 222.186.42.7
Feb 29 09:01:27 dcd-gentoo sshd[5140]: User root from 222.186.42.7 not allowed because none of user's groups are listed in AllowGroups
Feb 29 09:01:30 dcd-gentoo sshd[5140]: error: PAM: Authentication failure for illegal user root from 222.186.42.7
Feb 29 09:01:27 dcd-gentoo sshd[5140]: User root from 222.186.42.7 not allowed because none of user's groups are listed in AllowGroups
Feb 29 09:01:30 dcd-gentoo sshd[5140]: error: PAM: Authentication failure for illegal user root from 222.186.42.7
Feb 29 09:01:30 dcd-gentoo sshd[5140]: Failed keyboard-interactive/pam for invalid user root from 222.186.42.7 port 11339 ssh2
...

C1,WP GET /suche/wp-login.php

Unauthorized connection attempt detected from IP address 113.177.80.220 to port 23 [J]

DATE:2020-02-29 06:43:58, IP:139.217.96.76, PORT:ssh SSH brute force auth (docker-dc)

SSH bruteforce more then 50 syn to 22 port per 10 seconds.

Feb 29 06:27:49 internal-server-tf sshd\[26874\]: Invalid user siteimagecrusher from 207.154.232.160Feb 29 06:34:03 internal-server-tf sshd\[26993\]: Invalid user siteimagecrusher from 207.154.232.160
...

Unauthorized connection attempt detected from IP address 113.178.106.203 to port 23 [J]

Feb 29 08:54:49 vps691689 sshd[17478]: Failed password for root from 222.186.175.202 port 31092 ssh2
Feb 29 08:54:53 vps691689 sshd[17478]: Failed password for root from 222.186.175.202 port 31092 ssh2
Feb 29 08:54:56 vps691689 sshd[17478]: Failed password for root from 222.186.175.202 port 31092 ssh2
...

Unauthorized connection attempt from IP address 92.50.156.74 on Port 445(SMB)

2020-02-29T08:21:08.870698abusebot-7.cloudsearch.cf sshd[21391]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.215  user=root
2020-02-29T08:21:10.687288abusebot-7.cloudsearch.cf sshd[21391]: Failed password for root from 222.186.173.215 port 53930 ssh2
2020-02-29T08:21:14.803806abusebot-7.cloudsearch.cf sshd[21391]: Failed password for root from 222.186.173.215 port 53930 ssh2
2020-02-29T08:21:08.870698abusebot-7.cloudsearch.cf sshd[21391]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.215  user=root
2020-02-29T08:21:10.687288abusebot-7.cloudsearch.cf sshd[21391]: Failed password for root from 222.186.173.215 port 53930 ssh2
2020-02-29T08:21:14.803806abusebot-7.cloudsearch.cf sshd[21391]: Failed password for root from 222.186.173.215 port 53930 ssh2
2020-02-29T08:21:08.870698abusebot-7.cloudsearch.cf sshd[21391]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 
...

port scan and connect, tcp 1433 (ms-sql-s)

Feb 29 09:38:54 journals sshd\[29860\]: Invalid user centos from 39.98.212.165
Feb 29 09:38:54 journals sshd\[29860\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.98.212.165
Feb 29 09:38:56 journals sshd\[29860\]: Failed password for invalid user centos from 39.98.212.165 port 53796 ssh2
Feb 29 09:44:11 journals sshd\[30354\]: Invalid user centos from 39.98.212.165
Feb 29 09:44:12 journals sshd\[30354\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.98.212.165
...