Dec  5 18:33:11 vps691689 sshd[12397]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.12.38.162
Dec  5 18:33:13 vps691689 sshd[12397]: Failed password for invalid user 4444444444 from 61.12.38.162 port 45690 ssh2
Dec  5 18:39:44 vps691689 sshd[12578]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.12.38.162
...

Dec  5 17:05:34 vpn01 sshd[2410]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.169.152.105
Dec  5 17:05:37 vpn01 sshd[2410]: Failed password for invalid user admin from 112.169.152.105 port 35236 ssh2
...

Unauthorized connection attempt from IP address 95.126.190.167 on Port 445(SMB)

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

Dec  5 23:50:42 vibhu-HP-Z238-Microtower-Workstation sshd\[30270\]: Invalid user dev from 190.64.137.171
Dec  5 23:50:42 vibhu-HP-Z238-Microtower-Workstation sshd\[30270\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.64.137.171
Dec  5 23:50:44 vibhu-HP-Z238-Microtower-Workstation sshd\[30270\]: Failed password for invalid user dev from 190.64.137.171 port 35010 ssh2
Dec  5 23:58:18 vibhu-HP-Z238-Microtower-Workstation sshd\[30643\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.64.137.171  user=root
Dec  5 23:58:20 vibhu-HP-Z238-Microtower-Workstation sshd\[30643\]: Failed password for root from 190.64.137.171 port 45652 ssh2
...

Dec  5 16:00:42 grey postfix/smtpd\[5731\]: NOQUEUE: reject: RCPT from unknown\[180.124.236.112\]: 554 5.7.1 Service unavailable\; Client host \[180.124.236.112\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[180.124.236.112\]\; from=\ to=\ proto=ESMTP helo=\
...

Unauthorized connection attempt from IP address 202.125.145.50 on Port 445(SMB)

Fail2Ban Ban Triggered

Unauthorized connection attempt from IP address 118.71.31.234 on Port 445(SMB)

(sshd) Failed SSH login from 106.12.10.119 (CN/China/-): 3 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Dec  5 18:18:33 andromeda sshd[10991]: Invalid user davy from 106.12.10.119 port 33272
Dec  5 18:18:36 andromeda sshd[10991]: Failed password for invalid user davy from 106.12.10.119 port 33272 ssh2
Dec  5 18:27:51 andromeda sshd[12101]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.10.119  user=www-data

2019-12-05T18:53:54.105752abusebot-3.cloudsearch.cf sshd\[25504\]: Invalid user chaoshi1980724 from 180.167.118.178 port 35017

Dec  5 16:31:30 OPSO sshd\[26206\]: Invalid user gualtiero from 213.186.35.114 port 54786
Dec  5 16:31:30 OPSO sshd\[26206\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.186.35.114
Dec  5 16:31:33 OPSO sshd\[26206\]: Failed password for invalid user gualtiero from 213.186.35.114 port 54786 ssh2
Dec  5 16:37:34 OPSO sshd\[28015\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.186.35.114  user=root
Dec  5 16:37:36 OPSO sshd\[28015\]: Failed password for root from 213.186.35.114 port 36668 ssh2

F2B jail: sshd. Time: 2019-12-05 19:44:48, Reported by: VKReport

Unauthorized connection attempt from IP address 103.119.140.203 on Port 445(SMB)

Dec  5 16:00:42 sso sshd[24983]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.107.67.67
Dec  5 16:00:45 sso sshd[24983]: Failed password for invalid user adk from 207.107.67.67 port 34262 ssh2
...