Jun  4 22:18:52 ns382633 sshd\[19310\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.120.227.134  user=root
Jun  4 22:18:54 ns382633 sshd\[19310\]: Failed password for root from 59.120.227.134 port 51152 ssh2
Jun  4 22:23:36 ns382633 sshd\[20248\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.120.227.134  user=root
Jun  4 22:23:38 ns382633 sshd\[20248\]: Failed password for root from 59.120.227.134 port 57294 ssh2
Jun  4 22:24:43 ns382633 sshd\[20315\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.120.227.134  user=root

Jun  4 20:18:49 onepixel sshd[3350965]: Failed password for root from 58.87.97.166 port 58724 ssh2
Jun  4 20:21:19 onepixel sshd[3351307]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.87.97.166  user=root
Jun  4 20:21:22 onepixel sshd[3351307]: Failed password for root from 58.87.97.166 port 36562 ssh2
Jun  4 20:23:47 onepixel sshd[3351595]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.87.97.166  user=root
Jun  4 20:23:49 onepixel sshd[3351595]: Failed password for root from 58.87.97.166 port 42638 ssh2

Lines containing failures of 49.12.97.162
Jun  3 21:32:54 majoron sshd[22675]: Did not receive identification string from 49.12.97.162 port 40486
Jun  3 21:34:20 majoron sshd[23776]: Invalid user redhat from 49.12.97.162 port 35706
Jun  3 21:34:20 majoron sshd[23776]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.12.97.162 
Jun  3 21:34:22 majoron sshd[23776]: Failed password for invalid user redhat from 49.12.97.162 port 35706 ssh2
Jun  3 21:34:23 majoron sshd[23776]: Received disconnect from 49.12.97.162 port 35706:11: Normal Shutdown, Thank you for playing [preauth]
Jun  3 21:34:23 majoron sshd[23776]: Disconnected from invalid user redhat 49.12.97.162 port 35706 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=49.12.97.162

Jun  4 22:23:37 mail postfix/smtpd[8536]: warning: unknown[180.76.134.43]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  4 22:23:44 mail postfix/smtpd[8536]: warning: unknown[180.76.134.43]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  4 22:23:55 mail postfix/smtpd[8536]: warning: unknown[180.76.134.43]: SASL LOGIN authentication failed: UGFzc3dvcmQ6

Lines containing failures of 183.12.239.112
Jun  3 19:20:57 neweola sshd[21848]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.12.239.112  user=r.r
Jun  3 19:21:00 neweola sshd[21848]: Failed password for r.r from 183.12.239.112 port 11782 ssh2
Jun  3 19:21:02 neweola sshd[21848]: Received disconnect from 183.12.239.112 port 11782:11: Bye Bye [preauth]
Jun  3 19:21:02 neweola sshd[21848]: Disconnected from authenticating user r.r 183.12.239.112 port 11782 [preauth]
Jun  3 19:27:06 neweola sshd[21959]: Connection closed by 183.12.239.112 port 10579 [preauth]
Jun  3 19:27:41 neweola sshd[21984]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.12.239.112  user=r.r
Jun  3 19:27:42 neweola sshd[21984]: Failed password for r.r from 183.12.239.112 port 10447 ssh2
Jun  3 19:27:43 neweola sshd[21984]: Received disconnect from 183.12.239.112 port 10447:11: Bye Bye [preauth]
Jun  3 19:27:43 ne........
------------------------------

[2020-06-04 16:37:14] NOTICE[1288][C-00000749] chan_sip.c: Call from '' (212.83.158.206:63497) to extension '040011972592277524' rejected because extension not found in context 'public'.
[2020-06-04 16:37:14] SECURITY[1303] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-06-04T16:37:14.537-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="040011972592277524",SessionID="0x7f4d7403c148",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/212.83.158.206/63497",ACLName="no_extension_match"
[2020-06-04 16:41:22] NOTICE[1288][C-0000074a] chan_sip.c: Call from '' (212.83.158.206:59243) to extension '030011972592277524' rejected because extension not found in context 'public'.
[2020-06-04 16:41:22] SECURITY[1303] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-06-04T16:41:22.224-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="030011972592277524",SessionID="0x7f4d7403c148",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAdd
...

2020-06-04T20:55:33.828928shield sshd\[20943\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=fast-internet-202-154-184-148.solnet.net.id  user=root
2020-06-04T20:55:35.744965shield sshd\[20943\]: Failed password for root from 202.154.184.148 port 56608 ssh2
2020-06-04T20:59:10.437772shield sshd\[22191\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=fast-internet-202-154-184-148.solnet.net.id  user=root
2020-06-04T20:59:12.477723shield sshd\[22191\]: Failed password for root from 202.154.184.148 port 36990 ssh2
2020-06-04T21:02:45.993319shield sshd\[23542\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=fast-internet-202-154-184-148.solnet.net.id  user=root

Jun  4 22:35:29 server sshd[11848]: Failed password for root from 202.57.28.70 port 51662 ssh2
Jun  4 22:39:12 server sshd[12300]: Failed password for root from 202.57.28.70 port 54590 ssh2
...

\[Jun  5 06:20:26\] NOTICE\[2019\] chan_sip.c: Registration from '\' failed for '195.181.170.84:60918' - Wrong password
\[Jun  5 06:20:49\] NOTICE\[2019\] chan_sip.c: Registration from '\' failed for '195.181.170.84:56317' - Wrong password
\[Jun  5 06:21:11\] NOTICE\[2019\] chan_sip.c: Registration from '\' failed for '195.181.170.84:51623' - Wrong password
\[Jun  5 06:21:34\] NOTICE\[2019\] chan_sip.c: Registration from '\' failed for '195.181.170.84:63559' - Wrong password
\[Jun  5 06:21:58\] NOTICE\[2019\] chan_sip.c: Registration from '\' failed for '195.181.170.84:59653' - Wrong password
\[Jun  5 06:22:21\] NOTICE\[2019\] chan_sip.c: Registration from '\' failed for '195.181.170.84:55511' - Wrong password
\[Jun  5 06:22:45\] NOTICE\[2019\] chan_sip.c: Registration from '\' fai
...

Jun  4 22:13:49 ovpn sshd\[2778\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.177.32  user=root
Jun  4 22:13:51 ovpn sshd\[2778\]: Failed password for root from 129.204.177.32 port 48682 ssh2
Jun  4 22:21:05 ovpn sshd\[4567\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.177.32  user=root
Jun  4 22:21:08 ovpn sshd\[4567\]: Failed password for root from 129.204.177.32 port 55450 ssh2
Jun  4 22:23:42 ovpn sshd\[5165\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.177.32  user=root

Automatic report - Port Scan Attack

(sshd) Failed SSH login from 54.37.66.7 (FR/France/7.ip-54-37-66.eu): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Jun  4 22:09:44 elude sshd[28739]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.66.7  user=root
Jun  4 22:09:47 elude sshd[28739]: Failed password for root from 54.37.66.7 port 58880 ssh2
Jun  4 22:22:55 elude sshd[30785]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.66.7  user=root
Jun  4 22:22:56 elude sshd[30785]: Failed password for root from 54.37.66.7 port 57746 ssh2
Jun  4 22:25:58 elude sshd[31297]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.66.7  user=root

Jun  3 13:11:44 hgb10301 sshd[5960]: Did not receive identification string from 153.126.128.56 port 35631
Jun  3 13:15:23 hgb10301 sshd[5988]: Invalid user bad from 153.126.128.56 port 49585
Jun  3 13:15:23 hgb10301 sshd[5988]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.126.128.56 
Jun  3 13:15:25 hgb10301 sshd[5988]: Failed password for invalid user bad from 153.126.128.56 port 49585 ssh2
Jun  3 13:15:26 hgb10301 sshd[5988]: Received disconnect from 153.126.128.56 port 49585:11: Normal Shutdown, Thank you for playing [preauth]
Jun  3 13:15:26 hgb10301 sshd[5988]: Disconnected from invalid user bad 153.126.128.56 port 49585 [preauth]
Jun  3 13:15:30 hgb10301 sshd[5992]: Invalid user testdev from 153.126.128.56 port 50366
Jun  3 13:15:30 hgb10301 sshd[5992]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.126.128.56 
Jun  3 13:15:32 hgb10301 sshd[5992]: Failed password for invali........
-------------------------------

Jun  4 22:18:08 eventyay sshd[7153]: Failed password for root from 37.187.225.67 port 35596 ssh2
Jun  4 22:21:24 eventyay sshd[7245]: Failed password for root from 37.187.225.67 port 40004 ssh2
...

$f2bV_matches