SSH Brute-Force Attack

Apr 23 20:17:01 h1745522 sshd[6911]: Invalid user kp from 111.229.113.117 port 37862
Apr 23 20:17:01 h1745522 sshd[6911]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.113.117
Apr 23 20:17:01 h1745522 sshd[6911]: Invalid user kp from 111.229.113.117 port 37862
Apr 23 20:17:03 h1745522 sshd[6911]: Failed password for invalid user kp from 111.229.113.117 port 37862 ssh2
Apr 23 20:21:54 h1745522 sshd[7048]: Invalid user server from 111.229.113.117 port 36596
Apr 23 20:21:54 h1745522 sshd[7048]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.113.117
Apr 23 20:21:54 h1745522 sshd[7048]: Invalid user server from 111.229.113.117 port 36596
Apr 23 20:21:59 h1745522 sshd[7048]: Failed password for invalid user server from 111.229.113.117 port 36596 ssh2
Apr 23 20:26:50 h1745522 sshd[7185]: Invalid user ubuntu from 111.229.113.117 port 35330
...

04/23/2020-12:44:51.897723 89.248.168.202 Protocol: 6 ET DROP Dshield Block Listed Source group 1

Apr 23 20:25:05 mail sshd[1149]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.85.15
Apr 23 20:25:06 mail sshd[1149]: Failed password for invalid user il from 49.233.85.15 port 58172 ssh2
Apr 23 20:30:19 mail sshd[2172]: Failed password for postgres from 49.233.85.15 port 33236 ssh2

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........
-------------------------------

Lines containing failures of 152.136.108.226
Apr 22 06:28:11 kmh-wmh-001-nbg01 sshd[12304]: Invalid user test2 from 152.136.108.226 port 47218
Apr 22 06:28:11 kmh-wmh-001-nbg01 sshd[12304]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.108.226 
Apr 22 06:28:13 kmh-wmh-001-nbg01 sshd[12304]: Failed password for invalid user test2 from 152.136.108.226 port 47218 ssh2
Apr 22 06:28:14 kmh-wmh-001-nbg01 sshd[12304]: Received disconnect from 152.136.108.226 port 47218:11: Bye Bye [preauth]
Apr 22 06:28:14 kmh-wmh-001-nbg01 sshd[12304]: Disconnected from invalid user test2 152.136.108.226 port 47218 [preauth]
Apr 22 06:36:48 kmh-wmh-001-nbg01 sshd[13251]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.108.226  user=r.r
Apr 22 06:36:50 kmh-wmh-001-nbg01 sshd[13251]: Failed password for r.r from 152.136.108.226 port 37170 ssh2


........
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https://www.blocklist.de/en/view.htm

Apr 23 20:33:07 dev0-dcde-rnet sshd[29432]: Failed password for root from 222.186.42.136 port 52310 ssh2
Apr 23 20:33:16 dev0-dcde-rnet sshd[29434]: Failed password for root from 222.186.42.136 port 24744 ssh2

Apr 23 20:36:09 santamaria sshd\[5478\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.35  user=root
Apr 23 20:36:11 santamaria sshd\[5478\]: Failed password for root from 222.186.30.35 port 63050 ssh2
Apr 23 20:36:17 santamaria sshd\[5480\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.35  user=root
...

April 23 2020, 18:38:23 [sshd] - Banned from the Cipher Host hosting platform by Fail2ban.

$f2bV_matches

Honeypot attack, port: 5555, PTR: 5-105-92-248.mytrinity.com.ua.

[2020-04-23 14:29:34] NOTICE[1170] chan_sip.c: Registration from '' failed for '178.33.237.66:62366' - Wrong password
[2020-04-23 14:29:34] SECURITY[1184] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-04-23T14:29:34.831-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1000",SessionID="0x7f6c0866f058",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/178.33.237.66/65532",Challenge="32a68cbb",ReceivedChallenge="32a68cbb",ReceivedHash="0c0d2e7f187e5917b2b43838b7d29983"
[2020-04-23 14:31:48] NOTICE[1170] chan_sip.c: Registration from '' failed for '178.33.237.66:62316' - Wrong password
[2020-04-23 14:31:48] SECURITY[1184] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-04-23T14:31:48.032-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1017",SessionID="0x7f6c0825b8a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/178.33.237.66
...

[Thu Apr 23 15:09:04.785966 2020] [:error] [pid 207927] [client 45.13.93.82:52840] [client 45.13.93.82] 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: 7)"] [severity "CRITICAL"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-generic"] [hostname "ip.ws.126.net"] [uri "/"] [unique_id "XqHZuwJqoxKCH2r6QqWaWAAAAAE"]
...

195.154.133.163 - - [23/Apr/2020:22:38:23 +0400] "POST /GponForm/diag_Form?style/ HTTP/1.1" 502 157 "-" "curl/7.3.2"
...

04/23/2020-12:44:35.305896 87.251.74.11 Protocol: 6 ET SCAN NMAP -sS window 1024