Jun 10 10:22:06 firewall sshd[32311]: Invalid user ts from 221.13.203.102
Jun 10 10:22:08 firewall sshd[32311]: Failed password for invalid user ts from 221.13.203.102 port 4075 ssh2
Jun 10 10:26:13 firewall sshd[32407]: Invalid user test from 221.13.203.102
...

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$f2bV_matches

Honeypot attack, port: 445, PTR: PTR record not found

[2020-06-10 13:17:28] NOTICE[1288] chan_sip.c: Registration from '' failed for '62.171.144.195:55020' - Wrong password
[2020-06-10 13:17:28] SECURITY[1303] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-10T13:17:28.153-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3548",SessionID="0x7f4d7455fd68",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.171.144.195/55020",Challenge="7478f675",ReceivedChallenge="7478f675",ReceivedHash="36aee83f2f3eaf19a96ded5bfeb8b2be"
[2020-06-10 13:18:52] NOTICE[1288] chan_sip.c: Registration from '' failed for '62.171.144.195:53652' - Wrong password
[2020-06-10 13:18:52] SECURITY[1303] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-10T13:18:52.721-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3549",SessionID="0x7f4d7455fd68",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.171.144
...

Fail2Ban Ban Triggered

2020-06-09T13:38:50.249729devel sshd[21543]: Invalid user debika from 45.55.155.72 port 38333
2020-06-09T13:38:52.556569devel sshd[21543]: Failed password for invalid user debika from 45.55.155.72 port 38333 ssh2
2020-06-10T11:46:39.306128devel sshd[13873]: Invalid user ftpuser from 45.55.155.72 port 29458

Honeypot attack, port: 445, PTR: PTR record not found

Honeypot attack, port: 445, PTR: ip-178-219-50-205.aranea.am.50.219.178.in-addr.arpa.

Jun 10 07:08:18 server1 sshd\[24948\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.38.70.24  user=root
Jun 10 07:08:20 server1 sshd\[24948\]: Failed password for root from 196.38.70.24 port 52067 ssh2
Jun 10 07:12:47 server1 sshd\[26544\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.38.70.24  user=root
Jun 10 07:12:49 server1 sshd\[26544\]: Failed password for root from 196.38.70.24 port 54696 ssh2
Jun 10 07:17:16 server1 sshd\[27930\]: Invalid user scmqa from 196.38.70.24
...

2020-06-10T17:27:33.744539upcloud.m0sh1x2.com sshd[31509]: Invalid user ftp-user from 149.202.55.18 port 36724

2020-06-10T17:30:24.261014shield sshd\[4126\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.75.139.26  user=root
2020-06-10T17:30:26.317624shield sshd\[4126\]: Failed password for root from 182.75.139.26 port 46869 ssh2
2020-06-10T17:34:06.819556shield sshd\[5842\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.75.139.26  user=root
2020-06-10T17:34:08.685530shield sshd\[5842\]: Failed password for root from 182.75.139.26 port 36229 ssh2
2020-06-10T17:37:46.731058shield sshd\[7109\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.75.139.26  user=root

Fail2Ban Ban Triggered

"Unauthorized connection attempt on SSHD detected"

Jun 10 18:19:29 ns3164893 sshd[10082]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.113.190
Jun 10 18:19:31 ns3164893 sshd[10082]: Failed password for invalid user fen from 107.170.113.190 port 57798 ssh2
...