2020-09-27T00:19:07.075250hostname sshd[5263]: Invalid user ubuntu from 152.136.130.218 port 36958
2020-09-27T00:19:09.122940hostname sshd[5263]: Failed password for invalid user ubuntu from 152.136.130.218 port 36958 ssh2
2020-09-27T00:23:52.055403hostname sshd[7156]: Invalid user user01 from 152.136.130.218 port 59650
...

Banned for a week because repeated abuses, for example SSH, but not only

2020-09-18T16:44:25.687716shield sshd\[3086\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.218  user=root
2020-09-18T16:44:27.499818shield sshd\[3086\]: Failed password for root from 152.136.130.218 port 50104 ssh2
2020-09-18T16:48:44.171025shield sshd\[4246\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.218  user=root
2020-09-18T16:48:45.536412shield sshd\[4246\]: Failed password for root from 152.136.130.218 port 46480 ssh2
2020-09-18T16:53:12.558355shield sshd\[6115\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.218  user=root

Sep 18 07:39:39 rancher-0 sshd[113527]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.218  user=root
Sep 18 07:39:41 rancher-0 sshd[113527]: Failed password for root from 152.136.130.218 port 49810 ssh2
...

Sep 18 00:08:32 * sshd[4025]: Failed password for root from 152.136.130.218 port 53440 ssh2

Sep  7 16:31:56 ip106 sshd[13817]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.218 
Sep  7 16:31:58 ip106 sshd[13817]: Failed password for invalid user gwojtak from 152.136.130.218 port 59880 ssh2
...

prod6
...

Sep  7 01:46:51 webhost01 sshd[20692]: Failed password for root from 152.136.130.218 port 49734 ssh2
...

Aug 27 15:21:17 nuernberg-4g-01 sshd[10466]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.218 
Aug 27 15:21:19 nuernberg-4g-01 sshd[10466]: Failed password for invalid user mumbleserver from 152.136.130.218 port 51392 ssh2
Aug 27 15:23:56 nuernberg-4g-01 sshd[11337]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.218

Aug 12 13:16:57 vmd17057 sshd[8090]: Failed password for root from 152.136.130.218 port 52306 ssh2
...

fail2ban detected bruce force on ssh iptables

Aug 10 21:43:21 game-panel sshd[7399]: Failed password for root from 152.136.130.218 port 42950 ssh2
Aug 10 21:47:33 game-panel sshd[7533]: Failed password for root from 152.136.130.218 port 53682 ssh2

Aug  8 15:38:27 jumpserver sshd[70695]: Failed password for root from 152.136.130.218 port 57032 ssh2
Aug  8 15:41:55 jumpserver sshd[70876]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.218  user=root
Aug  8 15:41:57 jumpserver sshd[70876]: Failed password for root from 152.136.130.218 port 35818 ssh2
...

ssh brute force

2020-07-26T14:07:42.860140ks3355764 sshd[29575]: Invalid user tat from 152.136.130.218 port 56776
2020-07-26T14:07:45.095398ks3355764 sshd[29575]: Failed password for invalid user tat from 152.136.130.218 port 56776 ssh2
...

Oct 14 01:34:21 ajax sshd[9885]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.29 
Oct 14 01:34:23 ajax sshd[9885]: Failed password for invalid user paramon from 152.136.130.29 port 57730 ssh2

2020-10-13T18:19:08.426355shield sshd\[23234\]: Invalid user marleth from 152.136.130.29 port 55868
2020-10-13T18:19:08.435405shield sshd\[23234\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.29
2020-10-13T18:19:10.468565shield sshd\[23234\]: Failed password for invalid user marleth from 152.136.130.29 port 55868 ssh2
2020-10-13T18:22:40.072469shield sshd\[23617\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.29  user=root
2020-10-13T18:22:42.208904shield sshd\[23617\]: Failed password for root from 152.136.130.29 port 52248 ssh2

fail2ban/Oct 13 11:39:28 h1962932 sshd[4097]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.29  user=root
Oct 13 11:39:30 h1962932 sshd[4097]: Failed password for root from 152.136.130.29 port 51946 ssh2
Oct 13 11:48:10 h1962932 sshd[4849]: Invalid user ma from 152.136.130.29 port 60588
Oct 13 11:48:10 h1962932 sshd[4849]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.29
Oct 13 11:48:10 h1962932 sshd[4849]: Invalid user ma from 152.136.130.29 port 60588
Oct 13 11:48:12 h1962932 sshd[4849]: Failed password for invalid user ma from 152.136.130.29 port 60588 ssh2

fail2ban detected brute force on sshd

Brute-Force,SSH

SSH/22 MH Probe, BF, Hack -

Sep 22 16:14:32 gw1 sshd[22693]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.29
Sep 22 16:14:34 gw1 sshd[22693]: Failed password for invalid user postgres from 152.136.130.29 port 51770 ssh2
...

20 attempts against mh-ssh on pluto

Sep 12 15:21:21 eventyay sshd[600]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.29
Sep 12 15:21:22 eventyay sshd[600]: Failed password for invalid user shiny from 152.136.130.29 port 55126 ssh2
Sep 12 15:27:16 eventyay sshd[706]: Failed password for root from 152.136.130.29 port 39656 ssh2
...

Sep 11 22:06:34 hosting sshd[1398]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.29  user=root
Sep 11 22:06:36 hosting sshd[1398]: Failed password for root from 152.136.130.29 port 32898 ssh2
...

Sep 11 22:06:34 hosting sshd[1398]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.130.29  user=root
Sep 11 22:06:36 hosting sshd[1398]: Failed password for root from 152.136.130.29 port 32898 ssh2
...

Ssh brute force

Ssh brute force

Ssh brute force

Jul  7 13:32:07 vpn sshd[16459]: error: Received disconnect from 152.136.130.31 port 38332:3: com.jcraft.jsch.JSchException: Auth fail [preauth]

Brute force SMTP login attempted.
...

Aug 13 16:40:14 ny01 sshd[15905]: Failed password for root from 106.13.95.100 port 58316 ssh2
Aug 13 16:43:20 ny01 sshd[16262]: Failed password for root from 106.13.95.100 port 45378 ssh2

srvr1: (mod_security) mod_security (id:920350) triggered by 191.5.160.95 (BR/-/191.5.160.95.dynamic.1toc.com.br): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_MODSEC; Logs: 2020/08/13 20:46:22 [error] 50417#0: *180413 [client 191.5.160.95] ModSecurity: Access denied with code 406 (phase 2). Matched "Operator `Rx' with parameter `^[\d.:]+$' against variable `REQUEST_HEADERS:Host'  [redacted] [file "/etc/modsecurity.d/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "718"] [id "920350"] [rev ""] [msg "Host header is a numeric IP address"] [redacted] [severity "4"] [ver "OWASP_CRS/3.3.0"] [maturity "0"] [accuracy "0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "paranoia-level/1"] [tag "OWASP_CRS"] [tag "capec/1000/210/272"] [tag "PCI/6.5.10"] [redacted] [uri "/"] [unique_id "159735158257.274894"] [ref "o0,16v21,16"], client: 191.5.160.95, [redacted] request: "GET / HTTP/1.1" [redacted]

Aug 13 22:42:10 ns381471 sshd[3672]: Failed password for root from 23.95.85.68 port 36802 ssh2

2020-08-13T20:40:55.127738randservbullet-proofcloud-66.localdomain sshd[8629]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.149.71  user=root
2020-08-13T20:40:56.897190randservbullet-proofcloud-66.localdomain sshd[8629]: Failed password for root from 140.143.149.71 port 52738 ssh2
2020-08-13T20:46:20.557927randservbullet-proofcloud-66.localdomain sshd[8650]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.149.71  user=root
2020-08-13T20:46:22.277290randservbullet-proofcloud-66.localdomain sshd[8650]: Failed password for root from 140.143.149.71 port 52842 ssh2
...

Lines containing failures of 47.52.98.167
Aug 11 05:50:10 shared04 sshd[16204]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=47.52.98.167  user=r.r
Aug 11 05:50:12 shared04 sshd[16204]: Failed password for r.r from 47.52.98.167 port 41848 ssh2
Aug 11 05:50:12 shared04 sshd[16204]: Received disconnect from 47.52.98.167 port 41848:11: Bye Bye [preauth]
Aug 11 05:50:12 shared04 sshd[16204]: Disconnected from authenticating user r.r 47.52.98.167 port 41848 [preauth]
Aug 11 06:04:11 shared04 sshd[20830]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=47.52.98.167  user=r.r
Aug 11 06:04:14 shared04 sshd[20830]: Failed password for r.r from 47.52.98.167 port 45008 ssh2
Aug 11 06:04:15 shared04 sshd[20830]: Received disconnect from 47.52.98.167 port 45008:11: Bye Bye [preauth]
Aug 11 06:04:15 shared04 sshd[20830]: Disconnected from authenticating user r.r 47.52.98.167 port 45008 [preauth]
Aug 11 ........
------------------------------

"Unauthorized connection attempt on SSHD detected"

Attempted connection to port 5555.

Bruteforce detected by fail2ban

Aug 13 23:22:38 vmanager6029 postfix/smtpd\[28351\]: warning: unknown\[212.70.149.3\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 13 23:22:56 vmanager6029 postfix/smtpd\[28351\]: warning: unknown\[212.70.149.3\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6

Attempted connection to port 445.

2020-08-13T16:26:52.3738331495-001 sshd[36593]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.141.166.170  user=root
2020-08-13T16:26:54.4137521495-001 sshd[36593]: Failed password for root from 200.141.166.170 port 53448 ssh2
2020-08-13T16:31:33.2714121495-001 sshd[36931]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.141.166.170  user=root
2020-08-13T16:31:35.5575031495-001 sshd[36931]: Failed password for root from 200.141.166.170 port 59028 ssh2
2020-08-13T16:36:01.1588831495-001 sshd[37129]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.141.166.170  user=root
2020-08-13T16:36:03.2344741495-001 sshd[37129]: Failed password for root from 200.141.166.170 port 36374 ssh2
...

Unauthorized connection attempt from IP address 77.236.64.250 on Port 445(SMB)

Aug 13 20:36:12 vlre-nyc-1 sshd\[30893\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.49.64  user=root
Aug 13 20:36:14 vlre-nyc-1 sshd\[30893\]: Failed password for root from 182.61.49.64 port 40300 ssh2
Aug 13 20:41:03 vlre-nyc-1 sshd\[31054\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.49.64  user=root
Aug 13 20:41:06 vlre-nyc-1 sshd\[31054\]: Failed password for root from 182.61.49.64 port 47854 ssh2
Aug 13 20:45:47 vlre-nyc-1 sshd\[31189\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.49.64  user=root
...

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