Nov  4 15:31:33 [munged] sshd[29671]: Failed password for root from 80.211.9.207 port 45280 ssh2

Nov  2 09:26:23 TORMINT sshd\[15925\]: Invalid user vita from 80.211.9.207
Nov  2 09:26:23 TORMINT sshd\[15925\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207
Nov  2 09:26:25 TORMINT sshd\[15925\]: Failed password for invalid user vita from 80.211.9.207 port 41690 ssh2
...

Oct 21 20:37:59 auw2 sshd\[1639\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207  user=root
Oct 21 20:38:01 auw2 sshd\[1639\]: Failed password for root from 80.211.9.207 port 50114 ssh2
Oct 21 20:42:19 auw2 sshd\[2162\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207  user=root
Oct 21 20:42:20 auw2 sshd\[2162\]: Failed password for root from 80.211.9.207 port 60876 ssh2
Oct 21 20:46:30 auw2 sshd\[2524\]: Invalid user opfor from 80.211.9.207
Oct 21 20:46:30 auw2 sshd\[2524\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207

Oct 19 08:12:17 xtremcommunity sshd\[680496\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207  user=root
Oct 19 08:12:18 xtremcommunity sshd\[680496\]: Failed password for root from 80.211.9.207 port 42788 ssh2
Oct 19 08:16:35 xtremcommunity sshd\[680582\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207  user=root
Oct 19 08:16:37 xtremcommunity sshd\[680582\]: Failed password for root from 80.211.9.207 port 54182 ssh2
Oct 19 08:20:51 xtremcommunity sshd\[680658\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207  user=root
...

Oct 16 09:39:17 wbs sshd\[18851\]: Invalid user 31793 from 80.211.9.207
Oct 16 09:39:17 wbs sshd\[18851\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207
Oct 16 09:39:19 wbs sshd\[18851\]: Failed password for invalid user 31793 from 80.211.9.207 port 60092 ssh2
Oct 16 09:43:41 wbs sshd\[19207\]: Invalid user Elephant2017 from 80.211.9.207
Oct 16 09:43:41 wbs sshd\[19207\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207

2019-10-15T21:31:43.299157abusebot-3.cloudsearch.cf sshd\[27067\]: Invalid user ubuntu from 80.211.9.207 port 38880

2019-10-13T15:25:08.708062shield sshd\[30798\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207  user=root
2019-10-13T15:25:11.084662shield sshd\[30798\]: Failed password for root from 80.211.9.207 port 46270 ssh2
2019-10-13T15:29:43.788495shield sshd\[1062\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207  user=root
2019-10-13T15:29:45.583091shield sshd\[1062\]: Failed password for root from 80.211.9.207 port 58948 ssh2
2019-10-13T15:34:17.711128shield sshd\[2516\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.9.207  user=root

*Port Scan* detected from 80.211.98.67 (IT/Italy/Tuscany/Arezzo/host67-98-211-80.serverdedicati.aruba.it). 4 hits in the last 45 seconds

"XSS Attack Detected via libinjection - Matched Data: XSS data found within ARGS_NAMES:

Aug  3 16:58:39 fhem-rasp sshd[30277]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.98.67  user=root
Aug  3 16:58:40 fhem-rasp sshd[30277]: Failed password for root from 80.211.98.67 port 46462 ssh2
...

Aug  2 00:33:02 piServer sshd[25798]: Failed password for root from 80.211.98.67 port 47968 ssh2
Aug  2 00:36:54 piServer sshd[26171]: Failed password for root from 80.211.98.67 port 58870 ssh2
...

2020-07-30T14:51:54.442629sd-86998 sshd[9170]: Invalid user dev from 80.211.98.67 port 41182
2020-07-30T14:51:54.448135sd-86998 sshd[9170]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.98.67
2020-07-30T14:51:54.442629sd-86998 sshd[9170]: Invalid user dev from 80.211.98.67 port 41182
2020-07-30T14:51:56.936423sd-86998 sshd[9170]: Failed password for invalid user dev from 80.211.98.67 port 41182 ssh2
2020-07-30T14:55:41.277878sd-86998 sshd[10788]: Invalid user mudesheng from 80.211.98.67 port 52692
...

Jul 29 14:26:22 vmd36147 sshd[31522]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.98.67
Jul 29 14:26:25 vmd36147 sshd[31522]: Failed password for invalid user chenys from 80.211.98.67 port 39154 ssh2
Jul 29 14:35:01 vmd36147 sshd[18616]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.98.67
...

2020-07-27T16:48:45.3219501495-001 sshd[30823]: Invalid user zhangyuxiang from 80.211.98.67 port 41340
2020-07-27T16:48:47.2985461495-001 sshd[30823]: Failed password for invalid user zhangyuxiang from 80.211.98.67 port 41340 ssh2
2020-07-27T16:52:29.0626751495-001 sshd[31002]: Invalid user gek from 80.211.98.67 port 53774
2020-07-27T16:52:29.0693441495-001 sshd[31002]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.98.67
2020-07-27T16:52:29.0626751495-001 sshd[31002]: Invalid user gek from 80.211.98.67 port 53774
2020-07-27T16:52:31.4546381495-001 sshd[31002]: Failed password for invalid user gek from 80.211.98.67 port 53774 ssh2
...

xmlrpc attack

$f2bV_matches

Jul 12 12:49:38 haigwepa sshd[21987]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.97.251 
Jul 12 12:49:39 haigwepa sshd[21987]: Failed password for invalid user mabel from 80.211.97.251 port 35490 ssh2
...

Invalid user at from 80.211.97.251 port 43872
pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.97.251
Invalid user at from 80.211.97.251 port 43872
Failed password for invalid user at from 80.211.97.251 port 43872 ssh2
Invalid user liushuang from 80.211.97.251 port 41068

ssh brute force

2020-07-05T20:43:38.965329shield sshd\[14978\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.97.251  user=root
2020-07-05T20:43:41.717917shield sshd\[14978\]: Failed password for root from 80.211.97.251 port 51622 ssh2
2020-07-05T20:47:48.705477shield sshd\[16884\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.97.251  user=root
2020-07-05T20:47:51.119891shield sshd\[16884\]: Failed password for root from 80.211.97.251 port 49464 ssh2
2020-07-05T20:51:57.113739shield sshd\[19291\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.97.251  user=root

ET CINS Active Threat Intelligence Poor Reputation IP group 70 - port: 13877 proto: TCP cat: Misc Attack

Invalid user wildfly from 80.211.97.251 port 58132

$f2bV_matches

Oct  5 03:01:07 web9 sshd\[2492\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.101.151.41  user=root
Oct  5 03:01:09 web9 sshd\[2492\]: Failed password for root from 5.101.151.41 port 53690 ssh2
Oct  5 03:05:34 web9 sshd\[2998\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.101.151.41  user=root
Oct  5 03:05:36 web9 sshd\[2998\]: Failed password for root from 5.101.151.41 port 10128 ssh2
Oct  5 03:09:06 web9 sshd\[4045\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.101.151.41  user=root

Oct  5 09:10:29 NPSTNNYC01T sshd[11288]: Failed password for root from 218.92.0.176 port 24090 ssh2
Oct  5 09:10:42 NPSTNNYC01T sshd[11288]: error: maximum authentication attempts exceeded for root from 218.92.0.176 port 24090 ssh2 [preauth]
Oct  5 09:10:50 NPSTNNYC01T sshd[11333]: Failed password for root from 218.92.0.176 port 61298 ssh2
...

Oct  5 10:15:31 shivevps sshd[2594]: Failed password for root from 112.85.42.172 port 46841 ssh2
Oct  5 10:15:35 shivevps sshd[2594]: Failed password for root from 112.85.42.172 port 46841 ssh2
Oct  5 10:15:39 shivevps sshd[2594]: Failed password for root from 112.85.42.172 port 46841 ssh2
...

Bruteforce detected by fail2ban

Oct 5 14:08:35 *hidden* sshd[17390]: Failed password for *hidden* from 139.155.82.193 port 34290 ssh2 Oct 5 14:13:43 *hidden* sshd[19273]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.82.193 user=root Oct 5 14:13:45 *hidden* sshd[19273]: Failed password for *hidden* from 139.155.82.193 port 36978 ssh2 Oct 5 14:18:53 *hidden* sshd[21047]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.82.193 user=root Oct 5 14:18:55 *hidden* sshd[21047]: Failed password for *hidden* from 139.155.82.193 port 39664 ssh2

 TCP (SYN) 51.254.49.99:63737 -> port 1521, len 60

23/tcp 37215/tcp
[2020-09-30/10-04]2pkt

Oct  4 22:34:51 pl3server sshd[3300]: Invalid user pi from 91.34.69.27 port 41862
Oct  4 22:34:51 pl3server sshd[3301]: Invalid user pi from 91.34.69.27 port 41864
Oct  4 22:34:51 pl3server sshd[3300]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.34.69.27
Oct  4 22:34:51 pl3server sshd[3301]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.34.69.27
Oct  4 22:34:53 pl3server sshd[3300]: Failed password for invalid user pi from 91.34.69.27 port 41862 ssh2
Oct  4 22:34:53 pl3server sshd[3301]: Failed password for invalid user pi from 91.34.69.27 port 41864 ssh2
Oct  4 22:34:53 pl3server sshd[3300]: Connection closed by 91.34.69.27 port 41862 [preauth]
Oct  4 22:34:53 pl3server sshd[3301]: Connection closed by 91.34.69.27 port 41864 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=91.34.69.27

Oct  5 18:40:27 dhoomketu sshd[3579445]: Failed password for root from 112.85.42.186 port 31650 ssh2
Oct  5 18:40:30 dhoomketu sshd[3579445]: Failed password for root from 112.85.42.186 port 31650 ssh2
Oct  5 18:40:32 dhoomketu sshd[3579445]: Failed password for root from 112.85.42.186 port 31650 ssh2
Oct  5 18:41:43 dhoomketu sshd[3579469]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.186  user=root
Oct  5 18:41:45 dhoomketu sshd[3579469]: Failed password for root from 112.85.42.186 port 52782 ssh2
...

Port scan: Attack repeated for 24 hours

(sshd) Failed SSH login from 83.103.150.72 (RO/Romania/primarie-fo-flt.suceava.astral.ro): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Oct  5 08:07:37 optimus sshd[31964]: Failed password for root from 83.103.150.72 port 60399 ssh2
Oct  5 08:18:48 optimus sshd[13181]: Failed password for root from 83.103.150.72 port 42912 ssh2
Oct  5 08:22:45 optimus sshd[15526]: Failed password for root from 83.103.150.72 port 45949 ssh2
Oct  5 08:26:51 optimus sshd[20190]: Failed password for root from 83.103.150.72 port 48972 ssh2
Oct  5 08:30:49 optimus sshd[22213]: Failed password for root from 83.103.150.72 port 52014 ssh2

2020-10-05T13:21:22.144674server.espacesoutien.com sshd[19839]: Failed password for root from 112.85.42.190 port 39070 ssh2
2020-10-05T13:21:26.408669server.espacesoutien.com sshd[19839]: Failed password for root from 112.85.42.190 port 39070 ssh2
2020-10-05T13:21:29.998185server.espacesoutien.com sshd[19839]: Failed password for root from 112.85.42.190 port 39070 ssh2
2020-10-05T13:21:33.135876server.espacesoutien.com sshd[19839]: Failed password for root from 112.85.42.190 port 39070 ssh2
...

[N1.H1.VM1] Bad Bot Blocked by UFW

connect from ninja.census.shodan.io[71.6.158.166] all over the postfix logs.