SSH Brute Force

2019-12-27T00:01:55.595936stark.klein-stark.info sshd\[10623\]: Invalid user raffanti from 106.13.3.214 port 60238
2019-12-27T00:01:55.605013stark.klein-stark.info sshd\[10623\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.3.214
2019-12-27T00:01:57.406273stark.klein-stark.info sshd\[10623\]: Failed password for invalid user raffanti from 106.13.3.214 port 60238 ssh2
...

Automatic report - SSH Brute-Force Attack

Dec 22 18:09:13 serwer sshd\[21857\]: Invalid user pomper from 106.13.3.214 port 41170
Dec 22 18:09:13 serwer sshd\[21857\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.3.214
Dec 22 18:09:15 serwer sshd\[21857\]: Failed password for invalid user pomper from 106.13.3.214 port 41170 ssh2
...

Invalid user tjelmeland from 106.13.3.214 port 58700

Dec 16 17:09:09 localhost sshd\[28255\]: Invalid user passwd12346 from 106.13.3.214 port 48206
Dec 16 17:09:09 localhost sshd\[28255\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.3.214
Dec 16 17:09:11 localhost sshd\[28255\]: Failed password for invalid user passwd12346 from 106.13.3.214 port 48206 ssh2

Dec  1 15:27:18 vps666546 sshd\[29299\]: Invalid user cecily from 106.13.3.214 port 53012
Dec  1 15:27:18 vps666546 sshd\[29299\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.3.214
Dec  1 15:27:20 vps666546 sshd\[29299\]: Failed password for invalid user cecily from 106.13.3.214 port 53012 ssh2
Dec  1 15:35:50 vps666546 sshd\[29556\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.3.214  user=root
Dec  1 15:35:52 vps666546 sshd\[29556\]: Failed password for root from 106.13.3.214 port 58446 ssh2
...

Dec  1 10:12:24 vps666546 sshd\[20514\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.3.214  user=root
Dec  1 10:12:26 vps666546 sshd\[20514\]: Failed password for root from 106.13.3.214 port 56742 ssh2
Dec  1 10:19:55 vps666546 sshd\[20693\]: Invalid user infoladen from 106.13.3.214 port 33932
Dec  1 10:19:55 vps666546 sshd\[20693\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.3.214
Dec  1 10:19:57 vps666546 sshd\[20693\]: Failed password for invalid user infoladen from 106.13.3.214 port 33932 ssh2
...

2019-11-27T08:50:53.670808suse-nuc sshd[22535]: Invalid user joho from 106.13.3.214 port 36032
...

Jun 23 22:18:43 dedicated sshd[27669]: Invalid user willy from 106.13.3.214 port 44906
Jun 23 22:18:46 dedicated sshd[27669]: Failed password for invalid user willy from 106.13.3.214 port 44906 ssh2
Jun 23 22:18:43 dedicated sshd[27669]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.3.214
Jun 23 22:18:43 dedicated sshd[27669]: Invalid user willy from 106.13.3.214 port 44906
Jun 23 22:18:46 dedicated sshd[27669]: Failed password for invalid user willy from 106.13.3.214 port 44906 ssh2

Oct 12 20:57:55 rotator sshd\[28581\]: Invalid user vandusen from 106.13.34.131Oct 12 20:57:58 rotator sshd\[28581\]: Failed password for invalid user vandusen from 106.13.34.131 port 48250 ssh2Oct 12 21:01:17 rotator sshd\[29358\]: Failed password for root from 106.13.34.131 port 46053 ssh2Oct 12 21:04:26 rotator sshd\[29392\]: Invalid user ruben from 106.13.34.131Oct 12 21:04:28 rotator sshd\[29392\]: Failed password for invalid user ruben from 106.13.34.131 port 43838 ssh2Oct 12 21:07:38 rotator sshd\[30154\]: Invalid user leonel from 106.13.34.131
...

2020-10-11T17:52:37.6312981495-001 sshd[27285]: Failed password for invalid user asterisk from 106.13.34.131 port 48463 ssh2
2020-10-11T17:56:00.4540001495-001 sshd[27439]: Invalid user rivera from 106.13.34.131 port 48468
2020-10-11T17:56:00.4601891495-001 sshd[27439]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.34.131
2020-10-11T17:56:00.4540001495-001 sshd[27439]: Invalid user rivera from 106.13.34.131 port 48468
2020-10-11T17:56:02.0510661495-001 sshd[27439]: Failed password for invalid user rivera from 106.13.34.131 port 48468 ssh2
2020-10-11T17:59:21.3332791495-001 sshd[27650]: Invalid user baerbel from 106.13.34.131 port 48481
...

Oct 10 20:15:12 ns382633 sshd\[4581\]: Invalid user web74 from 106.13.34.131 port 17944
Oct 10 20:15:12 ns382633 sshd\[4581\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.34.131
Oct 10 20:15:14 ns382633 sshd\[4581\]: Failed password for invalid user web74 from 106.13.34.131 port 17944 ssh2
Oct 10 20:30:44 ns382633 sshd\[8618\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.34.131  user=root
Oct 10 20:30:47 ns382633 sshd\[8618\]: Failed password for root from 106.13.34.131 port 55812 ssh2

3x Failed Password

SSH login attempts.

Oct  9 04:56:40 Tower sshd[15139]: Connection from 106.13.34.173 port 45186 on 192.168.10.220 port 22 rdomain ""
Oct  9 04:56:43 Tower sshd[15139]: Invalid user cron from 106.13.34.173 port 45186
Oct  9 04:56:43 Tower sshd[15139]: error: Could not get shadow information for NOUSER
Oct  9 04:56:43 Tower sshd[15139]: Failed password for invalid user cron from 106.13.34.173 port 45186 ssh2
Oct  9 04:56:43 Tower sshd[15139]: Received disconnect from 106.13.34.173 port 45186:11: Bye Bye [preauth]
Oct  9 04:56:43 Tower sshd[15139]: Disconnected from invalid user cron 106.13.34.173 port 45186 [preauth]

Oct  9 12:01:50 OPSO sshd\[29145\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.37.213  user=root
Oct  9 12:01:52 OPSO sshd\[29145\]: Failed password for root from 106.13.37.213 port 49532 ssh2
Oct  9 12:04:26 OPSO sshd\[29704\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.37.213  user=root
Oct  9 12:04:28 OPSO sshd\[29704\]: Failed password for root from 106.13.37.213 port 58468 ssh2
Oct  9 12:07:00 OPSO sshd\[30424\]: Invalid user ubuntu from 106.13.37.213 port 39178
Oct  9 12:07:00 OPSO sshd\[30424\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.37.213

Oct  9 04:56:40 Tower sshd[15139]: Connection from 106.13.34.173 port 45186 on 192.168.10.220 port 22 rdomain ""
Oct  9 04:56:43 Tower sshd[15139]: Invalid user cron from 106.13.34.173 port 45186
Oct  9 04:56:43 Tower sshd[15139]: error: Could not get shadow information for NOUSER
Oct  9 04:56:43 Tower sshd[15139]: Failed password for invalid user cron from 106.13.34.173 port 45186 ssh2
Oct  9 04:56:43 Tower sshd[15139]: Received disconnect from 106.13.34.173 port 45186:11: Bye Bye [preauth]
Oct  9 04:56:43 Tower sshd[15139]: Disconnected from invalid user cron 106.13.34.173 port 45186 [preauth]

Oct  9 11:12:45 OPSO sshd\[19377\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.37.213  user=admin
Oct  9 11:12:47 OPSO sshd\[19377\]: Failed password for admin from 106.13.37.213 port 57980 ssh2
Oct  9 11:15:40 OPSO sshd\[19956\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.37.213  user=root
Oct  9 11:15:42 OPSO sshd\[19956\]: Failed password for root from 106.13.37.213 port 38694 ssh2
Oct  9 11:18:25 OPSO sshd\[20395\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.37.213  user=root

2020-10-07T20:23:58.357847abusebot-4.cloudsearch.cf sshd[30782]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.34.131  user=root
2020-10-07T20:24:00.347950abusebot-4.cloudsearch.cf sshd[30782]: Failed password for root from 106.13.34.131 port 62319 ssh2
2020-10-07T20:27:00.332360abusebot-4.cloudsearch.cf sshd[30809]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.34.131  user=root
2020-10-07T20:27:01.971592abusebot-4.cloudsearch.cf sshd[30809]: Failed password for root from 106.13.34.131 port 54788 ssh2
2020-10-07T20:29:48.407884abusebot-4.cloudsearch.cf sshd[30835]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.34.131  user=root
2020-10-07T20:29:50.112170abusebot-4.cloudsearch.cf sshd[30835]: Failed password for root from 106.13.34.131 port 47229 ssh2
2020-10-07T20:32:43.941852abusebot-4.cloudsearch.cf sshd[30900]: pam_unix(sshd:auth): authe
...

repeated SSH login attempts

Oct  7 02:43:43 santamaria sshd\[24826\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.34.131  user=root
Oct  7 02:43:45 santamaria sshd\[24826\]: Failed password for root from 106.13.34.131 port 36518 ssh2
Oct  7 02:47:37 santamaria sshd\[24874\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.34.131  user=root
...

Oct  5 20:17:13 slaro sshd\[13817\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.35.232  user=root
Oct  5 20:17:15 slaro sshd\[13817\]: Failed password for root from 106.13.35.232 port 42104 ssh2
Oct  5 20:19:08 slaro sshd\[13848\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.35.232  user=root
...

$f2bV_matches

Oct  4 22:35:11 ip106 sshd[15221]: Failed password for root from 106.13.35.232 port 35734 ssh2
...

Unauthorized connection attempt detected from IP address 104.238.161.106 to port 3389 [T]

Unauthorized connection attempt detected from IP address 60.170.180.96 to port 23 [T]

Unauthorized connection attempt detected from IP address 124.205.137.72 to port 1433 [T]

Unauthorized connection attempt detected from IP address 106.13.162.168 to port 23 [T]

[Tue May 19 20:42:35.704921 2020] [:error] [pid 65425] [client 45.55.38.214:46148] [client 45.55.38.214] ModSecurity: Access denied with code 403 (phase 2). Operator GE matched 5 at TX:anomaly_score. [file "/usr/share/modsecurity-crs/rules/REQUEST-949-BLOCKING-EVALUATION.conf"] [line "91"] [id "949110"] [msg "Inbound Anomaly Score Exceeded (Total Score: 8)"] [severity "CRITICAL"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-generic"] [hostname "200.132.59.214"] [uri "/"] [unique_id "XsRu6xWXqa@P1X@JQcmibgAAAAU"]
...

Unauthorized connection attempt detected from IP address 49.82.230.143 to port 23 [T]

firewall-block, port(s): 80/tcp

Unauthorized connection attempt detected from IP address 202.107.188.197 to port 23 [T]

May 20 07:17:18 ArkNodeAT sshd\[21173\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.57  user=root
May 20 07:17:19 ArkNodeAT sshd\[21173\]: Failed password for root from 222.186.30.57 port 43324 ssh2
May 20 07:17:27 ArkNodeAT sshd\[21175\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.57  user=root

Unauthorized connection attempt detected from IP address 124.205.137.93 to port 1433 [T]

Unauthorized connection attempt detected from IP address 200.84.10.34 to port 445 [T]

Unauthorized connection attempt detected from IP address 60.9.220.159 to port 23 [T]

Unauthorized connection attempt detected from IP address 5.42.34.195 to port 23 [T]

Unauthorized connection attempt detected from IP address 122.51.44.238 to port 80 [T]

Unauthorized connection attempt detected from IP address 89.248.174.3 to port 82