Dec 22 19:04:23 MK-Soft-Root2 sshd[1855]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.91.25 
Dec 22 19:04:25 MK-Soft-Root2 sshd[1855]: Failed password for invalid user mayeda from 68.183.91.25 port 36552 ssh2
...

--- report ---
Dec 22 15:31:14 sshd: Connection from 222.186.173.215 port 63430
Dec 22 15:31:18 sshd: Failed password for root from 222.186.173.215 port 63430 ssh2
Dec 22 15:31:19 sshd: Received disconnect from 222.186.173.215: 11:  [preauth]

Brute force SMTP login attempts.

Botnet spam UTC Dec 22 13:56:53 from= proto=ESMTP helo=

Botnet spam UTC Dec 22 13:59:27 from= proto=ESMTP helo=

Dec 22 08:45:18 ingram sshd[21981]: Did not receive identification string from 45.143.220.80
Dec 22 08:45:19 ingram sshd[21983]: Invalid user jehaddd from 45.143.220.80
Dec 22 08:45:19 ingram sshd[21983]: Failed password for invalid user jehaddd from 45.143.220.80 port 54337 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=45.143.220.80

Dec 22 19:37:54 vpn01 sshd[29125]: Failed password for root from 213.32.67.160 port 44999 ssh2
Dec 22 19:42:32 vpn01 sshd[29210]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.32.67.160
...

Unauthorized connection attempt detected from IP address 198.211.125.39 to port 8000

20 attempts against mh-ssh on cloud.magehost.pro

Dec 22 15:48:49 pornomens sshd\[5798\]: Invalid user haig from 126.51.247.65 port 35509
Dec 22 15:48:49 pornomens sshd\[5798\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=126.51.247.65
Dec 22 15:48:51 pornomens sshd\[5798\]: Failed password for invalid user haig from 126.51.247.65 port 35509 ssh2
...

Attempting to exploit vulnerabilities of common CMS site

Sep 13 01:00:44 vtv3 sshd[4903]: Failed password for invalid user server1 from 81.177.98.52 port 39016 ssh2
Sep 13 01:06:44 vtv3 sshd[7735]: Invalid user 1234 from 81.177.98.52 port 42650
Sep 13 01:06:44 vtv3 sshd[7735]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.177.98.52
Sep 13 01:18:36 vtv3 sshd[13398]: Invalid user testtest from 81.177.98.52 port 49922
Sep 13 01:18:36 vtv3 sshd[13398]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.177.98.52
Sep 13 01:18:39 vtv3 sshd[13398]: Failed password for invalid user testtest from 81.177.98.52 port 49922 ssh2
Sep 13 01:24:30 vtv3 sshd[16142]: Invalid user 125 from 81.177.98.52 port 53556
Sep 13 01:24:30 vtv3 sshd[16142]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.177.98.52
Dec 22 16:32:26 vtv3 sshd[28609]: Failed password for root from 81.177.98.52 port 54368 ssh2
Dec 22 16:39:40 vtv3 sshd[32145]: pam_unix(sshd:auth): authentic

Invalid user test from 106.37.72.234 port 38376

Invalid user slone from 123.207.123.252 port 50342
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.207.123.252
Failed password for invalid user slone from 123.207.123.252 port 50342 ssh2
Invalid user hedley from 123.207.123.252 port 43378
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.207.123.252

Dec 22 16:29:30 localhost sshd\[25273\]: Invalid user User from 112.33.253.60
Dec 22 16:29:30 localhost sshd\[25273\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.33.253.60
Dec 22 16:29:32 localhost sshd\[25273\]: Failed password for invalid user User from 112.33.253.60 port 60836 ssh2
Dec 22 16:36:12 localhost sshd\[25658\]: Invalid user test from 112.33.253.60
Dec 22 16:36:12 localhost sshd\[25658\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.33.253.60
...