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 
...

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 
...

Automatic report - Web App Attack

2019-10-31T12:37:30.394929abusebot-5.cloudsearch.cf sshd\[32217\]: Invalid user cjohnson from 182.61.33.47 port 54618

Oct 31 13:59:09 vtv3 sshd\[28534\]: Invalid user toni from 212.129.52.3 port 40133
Oct 31 13:59:09 vtv3 sshd\[28534\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.129.52.3
Oct 31 13:59:11 vtv3 sshd\[28534\]: Failed password for invalid user toni from 212.129.52.3 port 40133 ssh2
Oct 31 14:02:27 vtv3 sshd\[30323\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.129.52.3  user=root
Oct 31 14:02:29 vtv3 sshd\[30323\]: Failed password for root from 212.129.52.3 port 28170 ssh2
Oct 31 14:12:46 vtv3 sshd\[3186\]: Invalid user icc from 212.129.52.3 port 44254
Oct 31 14:12:46 vtv3 sshd\[3186\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.129.52.3
Oct 31 14:12:48 vtv3 sshd\[3186\]: Failed password for invalid user icc from 212.129.52.3 port 44254 ssh2
Oct 31 14:16:11 vtv3 sshd\[5095\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= r

Oct 31 14:23:44 mc1 kernel: \[3814544.322373\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.176.27.162 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=21306 PROTO=TCP SPT=58087 DPT=16077 WINDOW=1024 RES=0x00 SYN URGP=0 
Oct 31 14:26:38 mc1 kernel: \[3814718.345098\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.176.27.162 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=49109 PROTO=TCP SPT=58087 DPT=689 WINDOW=1024 RES=0x00 SYN URGP=0 
Oct 31 14:27:51 mc1 kernel: \[3814790.423622\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.176.27.162 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=8445 PROTO=TCP SPT=58087 DPT=52 WINDOW=1024 RES=0x00 SYN URGP=0 
...

Oct 27 06:17:02 mail sshd[24309]: Failed password for root from 220.133.37.227 port 34818 ssh2
Oct 27 06:21:22 mail sshd[24882]: Failed password for root from 220.133.37.227 port 44426 ssh2

Automatic report - Web App Attack

Oct 31 11:55:38 vtv3 sshd\[29866\]: Invalid user adrc from 124.156.218.80 port 33742
Oct 31 11:55:38 vtv3 sshd\[29866\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.156.218.80
Oct 31 11:55:40 vtv3 sshd\[29866\]: Failed password for invalid user adrc from 124.156.218.80 port 33742 ssh2
Oct 31 11:59:48 vtv3 sshd\[31547\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.156.218.80  user=root
Oct 31 11:59:49 vtv3 sshd\[31547\]: Failed password for root from 124.156.218.80 port 45038 ssh2
Oct 31 12:12:07 vtv3 sshd\[5758\]: Invalid user bot2 from 124.156.218.80 port 50642
Oct 31 12:12:07 vtv3 sshd\[5758\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.156.218.80
Oct 31 12:12:08 vtv3 sshd\[5758\]: Failed password for invalid user bot2 from 124.156.218.80 port 50642 ssh2
Oct 31 12:16:21 vtv3 sshd\[7925\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=

Oct 31 14:01:32 tux-35-217 sshd\[22780\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=217.182.55.149  user=root
Oct 31 14:01:35 tux-35-217 sshd\[22780\]: Failed password for root from 217.182.55.149 port 51314 ssh2
Oct 31 14:05:28 tux-35-217 sshd\[22804\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=217.182.55.149  user=root
Oct 31 14:05:30 tux-35-217 sshd\[22804\]: Failed password for root from 217.182.55.149 port 33690 ssh2
...

Automatic report - Web App Attack

MultiHost/MultiPort Probe, Scan, Hack -

Oct 31 15:11:25 vps666546 sshd\[3988\]: Invalid user 51.15.201.15 from 117.160.162.24 port 29979
Oct 31 15:11:25 vps666546 sshd\[3988\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.160.162.24
Oct 31 15:11:27 vps666546 sshd\[3988\]: Failed password for invalid user 51.15.201.15 from 117.160.162.24 port 29979 ssh2
Oct 31 15:14:08 vps666546 sshd\[4055\]: Invalid user 51.104.194.109 from 117.160.162.24 port 55148
Oct 31 15:14:08 vps666546 sshd\[4055\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.160.162.24
...

10/31/2019-15:11:25.679222 184.30.210.217 Protocol: 6 SURICATA TLS invalid record/traffic

2019-10-31 10:16:05 H=([193.32.160.152]) [193.32.160.146] F= rejected RCPT : Unrouteable address
2019-10-31 10:16:05 H=([193.32.160.152]) [193.32.160.146] F= rejected RCPT : Unrouteable address
2019-10-31 10:16:05 H=([193.32.160.152]) [193.32.160.146] F= rejected RCPT : Unrouteable address
2019-10-31 10:16:05 H=([193.32.160.152]) [193.32.160.146] F= rejected RCPT : Unrouteable address
2019-10-31 10:16:05 H=([193.32.160.152]) [193.32.160.146] F= rejected RCPT : Unrouteable address
2019-10-31 10:16:05 H=([193.32.160.152]) [193.32.160.146] F= rejected RCPT : Unrouteable address

10/31/2019-15:23:28.358578 183.239.193.149 Protocol: 6 ET SCAN Suspicious inbound to MSSQL port 1433

RDP brute forcing (r)