2020-07-30T17:26:43.148749afi-git.jinr.ru sshd[12017]: Invalid user kuangjianzhong from 68.183.189.24 port 59128
2020-07-30T17:26:43.151984afi-git.jinr.ru sshd[12017]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.24
2020-07-30T17:26:43.148749afi-git.jinr.ru sshd[12017]: Invalid user kuangjianzhong from 68.183.189.24 port 59128
2020-07-30T17:26:45.308135afi-git.jinr.ru sshd[12017]: Failed password for invalid user kuangjianzhong from 68.183.189.24 port 59128 ssh2
2020-07-30T17:31:18.024224afi-git.jinr.ru sshd[13135]: Invalid user zhangrongrong from 68.183.189.24 port 43092
...

Jul 28 04:09:58 ws12vmsma01 sshd[65471]: Invalid user shivam from 68.183.189.24
Jul 28 04:10:00 ws12vmsma01 sshd[65471]: Failed password for invalid user shivam from 68.183.189.24 port 46610 ssh2
Jul 28 04:17:14 ws12vmsma01 sshd[1339]: Invalid user lambin from 68.183.189.24
...

Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2020-07-23T17:33:43Z and 2020-07-23T17:42:24Z

2020-07-22T15:01:32.185991shield sshd\[3480\]: Invalid user shipping from 68.183.189.24 port 53856
2020-07-22T15:01:32.195926shield sshd\[3480\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.24
2020-07-22T15:01:34.080528shield sshd\[3480\]: Failed password for invalid user shipping from 68.183.189.24 port 53856 ssh2
2020-07-22T15:03:25.060427shield sshd\[3842\]: Invalid user thinkit from 68.183.189.24 port 51552
2020-07-22T15:03:25.067380shield sshd\[3842\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.24

Automatic Fail2ban report - Trying login SSH

20 attempts against mh-ssh on pluto

Lines containing failures of 68.183.189.203
Jul  4 23:11:15 jarvis sshd[23109]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.203  user=r.r
Jul  4 23:11:17 jarvis sshd[23109]: Failed password for r.r from 68.183.189.203 port 48006 ssh2
Jul  4 23:11:19 jarvis sshd[23109]: Received disconnect from 68.183.189.203 port 48006:11: Bye Bye [preauth]
Jul  4 23:11:19 jarvis sshd[23109]: Disconnected from authenticating user r.r 68.183.189.203 port 48006 [preauth]
Jul  4 23:19:02 jarvis sshd[23482]: Invalid user kamiya from 68.183.189.203 port 58056
Jul  4 23:19:02 jarvis sshd[23482]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.203 
Jul  4 23:19:04 jarvis sshd[23482]: Failed password for invalid user kamiya from 68.183.189.203 port 58056 ssh2
Jul  4 23:19:04 jarvis sshd[23482]: Received disconnect from 68.183.189.203 port 58056:11: Bye Bye [preauth]
Jul  4 23:19:04 jarvis ss........
------------------------------

Cowrie Honeypot: 10 unauthorised SSH/Telnet login attempts between 2020-06-29T14:37:55Z and 2020-06-29T14:48:09Z

Jun 28 00:02:54 piServer sshd[13500]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.37 
Jun 28 00:02:56 piServer sshd[13500]: Failed password for invalid user user5 from 68.183.189.37 port 39629 ssh2
Jun 28 00:08:51 piServer sshd[14130]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.37 
...

2020-05-10 13:12:33.250903-0500  localhost sshd[76688]: Failed password for invalid user ja from 68.183.189.95 port 38262 ssh2

"Unauthorized connection attempt on SSHD detected"

SSH brute-force: detected 8 distinct usernames within a 24-hour window.

Unauthorised connection attempt detected at AUO NODE 1. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)

Apr 22 15:56:21 dax sshd[2901]: Invalid user admin from 68.183.189.95
Apr 22 15:56:21 dax sshd[2901]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.95 
Apr 22 15:56:23 dax sshd[2901]: Failed password for invalid user admin from 68.183.189.95 port 24857 ssh2
Apr 22 15:56:23 dax sshd[2901]: Received disconnect from 68.183.189.95: 11: Bye Bye [preauth]
Apr 22 16:02:47 dax sshd[3839]: Invalid user admin from 68.183.189.95
Apr 22 16:02:47 dax sshd[3839]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.95 
Apr 22 16:02:49 dax sshd[3839]: Failed password for invalid user admin from 68.183.189.95 port 35596 ssh2
Apr 22 16:02:49 dax sshd[3839]: Received disconnect from 68.183.189.95: 11: Bye Bye [preauth]
Apr 22 16:08:28 dax sshd[4698]: Invalid user ftpuser1 from 68.183.189.95
Apr 22 16:08:28 dax sshd[4698]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tt........
-------------------------------

2020-04-23T08:56:18.712973dmca.cloudsearch.cf sshd[28043]: Invalid user admin from 68.183.189.95 port 31744
2020-04-23T08:56:18.718607dmca.cloudsearch.cf sshd[28043]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.95
2020-04-23T08:56:18.712973dmca.cloudsearch.cf sshd[28043]: Invalid user admin from 68.183.189.95 port 31744
2020-04-23T08:56:20.489961dmca.cloudsearch.cf sshd[28043]: Failed password for invalid user admin from 68.183.189.95 port 31744 ssh2
2020-04-23T09:01:30.421254dmca.cloudsearch.cf sshd[28452]: Invalid user rm from 68.183.189.95 port 37867
2020-04-23T09:01:30.426568dmca.cloudsearch.cf sshd[28452]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.189.95
2020-04-23T09:01:30.421254dmca.cloudsearch.cf sshd[28452]: Invalid user rm from 68.183.189.95 port 37867
2020-04-23T09:01:32.699312dmca.cloudsearch.cf sshd[28452]: Failed password for invalid user rm from 68.183.189.95 port 
...

SSH Brute-Forcing (server1)

Jul 15 04:04:00 server sshd[18660]: Failed password for invalid user rpc from 113.65.228.227 port 10800 ssh2
Jul 15 04:12:04 server sshd[27839]: Failed password for invalid user brenda from 113.65.228.227 port 11139 ssh2
Jul 15 04:15:39 server sshd[31960]: Failed password for invalid user carl from 113.65.228.227 port 10538 ssh2

Jul 15 05:39:20 vpn01 sshd[12494]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.81.145.233
Jul 15 05:39:21 vpn01 sshd[12494]: Failed password for invalid user admin from 40.81.145.233 port 54759 ssh2
...

2020-07-15 x@x
2020-07-15 x@x
2020-07-15 x@x

........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=125.116.196.136

Unauthorized connection attempt detected from IP address 172.104.242.173 to port 3389 [T]

Jul 14 23:17:29 ws19vmsma01 sshd[190918]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.95.100
Jul 14 23:17:31 ws19vmsma01 sshd[190918]: Failed password for invalid user ospite from 106.13.95.100 port 54800 ssh2
...

07/14/2020-23:26:07.962636 112.85.42.188 Protocol: 6 ET SCAN Potential SSH Scan

Jul 15 05:23:08 abendstille sshd\[18280\]: Invalid user bzh from 103.12.242.130
Jul 15 05:23:08 abendstille sshd\[18280\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.12.242.130
Jul 15 05:23:10 abendstille sshd\[18280\]: Failed password for invalid user bzh from 103.12.242.130 port 37476 ssh2
Jul 15 05:25:54 abendstille sshd\[21166\]: Invalid user otrs from 103.12.242.130
Jul 15 05:25:54 abendstille sshd\[21166\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.12.242.130
...

Jul 15 05:35:58 sshgateway sshd\[15223\]: Invalid user admin from 104.211.8.241
Jul 15 05:35:58 sshgateway sshd\[15223\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.211.8.241
Jul 15 05:36:00 sshgateway sshd\[15223\]: Failed password for invalid user admin from 104.211.8.241 port 40790 ssh2

Jul 15 05:51:21 mout sshd[24874]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.45.132.214 
Jul 15 05:51:21 mout sshd[24874]: Invalid user admin from 104.45.132.214 port 32518
Jul 15 05:51:23 mout sshd[24874]: Failed password for invalid user admin from 104.45.132.214 port 32518 ssh2

[2020-07-14 23:36:47] NOTICE[1150] chan_sip.c: Registration from '' failed for '147.135.253.94:57510' - Wrong password
[2020-07-14 23:36:47] SECURITY[1167] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-14T23:36:47.423-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="8001",SessionID="0x7fcb4c25c888",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/147.135.253.94/57510",Challenge="572b6702",ReceivedChallenge="572b6702",ReceivedHash="08e7800c69d982f307f1062397f3ef77"
[2020-07-14 23:37:51] NOTICE[1150] chan_sip.c: Registration from '' failed for '147.135.253.94:54464' - Wrong password
[2020-07-14 23:37:51] SECURITY[1167] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-14T23:37:51.472-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="7001",SessionID="0x7fcb4c25c888",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/147.135.25
...

$f2bV_matches

Jul 15 03:53:54 vz239 sshd[20664]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.70.7.132  user=r.r
Jul 15 03:53:55 vz239 sshd[20664]: Failed password for r.r from 81.70.7.132 port 55058 ssh2
Jul 15 03:53:55 vz239 sshd[20664]: Connection closed by 81.70.7.132 [preauth]
Jul 15 03:53:57 vz239 sshd[20670]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.70.7.132  user=r.r
Jul 15 03:53:59 vz239 sshd[20670]: Failed password for r.r from 81.70.7.132 port 57082 ssh2
Jul 15 03:53:59 vz239 sshd[20670]: Connection closed by 81.70.7.132 [preauth]
Jul 15 03:54:01 vz239 sshd[20672]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.70.7.132  user=r.r
Jul 15 03:54:03 vz239 sshd[20672]: Failed password for r.r from 81.70.7.132 port 59606 ssh2
Jul 15 03:54:03 vz239 sshd[20672]: Connection closed by 81.70.7.132 [preauth]
Jul 15 03:54:05 vz239 sshd[20674]: Inva........
-------------------------------

$f2bV_matches

2020-07-15T01:59:04.618266ionos.janbro.de sshd[123875]: Invalid user test from 5.89.35.84 port 34092
2020-07-15T01:59:07.031612ionos.janbro.de sshd[123875]: Failed password for invalid user test from 5.89.35.84 port 34092 ssh2
2020-07-15T02:01:35.894511ionos.janbro.de sshd[123894]: Invalid user zero from 5.89.35.84 port 52114
2020-07-15T02:01:36.022801ionos.janbro.de sshd[123894]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.89.35.84
2020-07-15T02:01:35.894511ionos.janbro.de sshd[123894]: Invalid user zero from 5.89.35.84 port 52114
2020-07-15T02:01:37.987848ionos.janbro.de sshd[123894]: Failed password for invalid user zero from 5.89.35.84 port 52114 ssh2
2020-07-15T02:04:12.197526ionos.janbro.de sshd[123896]: Invalid user godfrey from 5.89.35.84 port 41876
2020-07-15T02:04:12.372358ionos.janbro.de sshd[123896]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.89.35.84
2020-07-15T02:04:12.197526ionos
...