Sep 27 09:11:06 SilenceServices sshd[19634]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.231.213
Sep 27 09:11:08 SilenceServices sshd[19634]: Failed password for invalid user apache from 51.77.231.213 port 44830 ssh2
Sep 27 09:14:40 SilenceServices sshd[21830]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.231.213

Sep 27 05:45:38 mout sshd[16666]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.122.93.232  user=root
Sep 27 05:45:40 mout sshd[16666]: Failed password for root from 221.122.93.232 port 49640 ssh2

Sep 27 13:27:48 server sshd\[21858\]: Invalid user natant from 112.64.33.38 port 56391
Sep 27 13:27:48 server sshd\[21858\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.64.33.38
Sep 27 13:27:50 server sshd\[21858\]: Failed password for invalid user natant from 112.64.33.38 port 56391 ssh2
Sep 27 13:33:37 server sshd\[9756\]: Invalid user administrador from 112.64.33.38 port 47926
Sep 27 13:33:37 server sshd\[9756\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.64.33.38

port scan and connect, tcp 443 (https)

Sep 27 07:02:37 taivassalofi sshd[191797]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.48.211.197
Sep 27 07:02:40 taivassalofi sshd[191797]: Failed password for invalid user ravi from 118.48.211.197 port 31380 ssh2
...

Sep 27 12:36:59 minden010 sshd[18394]: Failed password for root from 222.186.175.216 port 16926 ssh2
Sep 27 12:37:04 minden010 sshd[18394]: Failed password for root from 222.186.175.216 port 16926 ssh2
Sep 27 12:37:08 minden010 sshd[18394]: Failed password for root from 222.186.175.216 port 16926 ssh2
Sep 27 12:37:16 minden010 sshd[18394]: error: maximum authentication attempts exceeded for root from 222.186.175.216 port 16926 ssh2 [preauth]
...

$f2bV_matches

Sep 27 06:17:42 OPSO sshd\[21951\]: Invalid user tom from 200.116.86.144 port 44536
Sep 27 06:17:42 OPSO sshd\[21951\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.116.86.144
Sep 27 06:17:45 OPSO sshd\[21951\]: Failed password for invalid user tom from 200.116.86.144 port 44536 ssh2
Sep 27 06:22:12 OPSO sshd\[23012\]: Invalid user accounting from 200.116.86.144 port 56634
Sep 27 06:22:12 OPSO sshd\[23012\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.116.86.144

Sep 27 10:53:25 ip-172-31-62-245 sshd\[11607\]: Invalid user Admin from 119.29.15.124\
Sep 27 10:53:27 ip-172-31-62-245 sshd\[11607\]: Failed password for invalid user Admin from 119.29.15.124 port 36418 ssh2\
Sep 27 10:58:21 ip-172-31-62-245 sshd\[11668\]: Invalid user atul from 119.29.15.124\
Sep 27 10:58:23 ip-172-31-62-245 sshd\[11668\]: Failed password for invalid user atul from 119.29.15.124 port 44908 ssh2\
Sep 27 11:03:05 ip-172-31-62-245 sshd\[11709\]: Failed password for root from 119.29.15.124 port 53400 ssh2\

[ 🧯 ] From bounce5@descontaoemail.com.br Fri Sep 27 00:45:32 2019
 Received: from mail3.descontaoemail.com.br ([185.220.31.237]:39394)

port scan and connect, tcp 22 (ssh)

2019-09-26T19:11:01.262589ts3.arvenenaske.de sshd[23508]: Invalid user cdoran from 157.245.236.155 port 34994
2019-09-26T19:11:01.269445ts3.arvenenaske.de sshd[23508]: pam_sss(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.245.236.155 user=cdoran
2019-09-26T19:11:01.270382ts3.arvenenaske.de sshd[23508]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.245.236.155
2019-09-26T19:11:01.262589ts3.arvenenaske.de sshd[23508]: Invalid user cdoran from 157.245.236.155 port 34994
2019-09-26T19:11:03.243419ts3.arvenenaske.de sshd[23508]: Failed password for invalid user cdoran from 157.245.236.155 port 34994 ssh2
2019-09-26T19:15:00.230723ts3.arvenenaske.de sshd[23513]: Invalid user ts from 157.245.236.155 port 50268
2019-09-26T19:15:00.239208ts3.arvenenaske.de sshd[23513]: pam_sss(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.245.236.155 user=ts
2019-09-26T19:15:00.........
------------------------------

2019-09-27T11:58:06.679586+01:00 suse sshd[25902]: User root from 222.186.175.6 not allowed because not listed in AllowUsers
2019-09-27T11:58:11.067583+01:00 suse sshd[25902]: error: PAM: Authentication failure for illegal user root from 222.186.175.6
2019-09-27T11:58:06.679586+01:00 suse sshd[25902]: User root from 222.186.175.6 not allowed because not listed in AllowUsers
2019-09-27T11:58:11.067583+01:00 suse sshd[25902]: error: PAM: Authentication failure for illegal user root from 222.186.175.6
2019-09-27T11:58:06.679586+01:00 suse sshd[25902]: User root from 222.186.175.6 not allowed because not listed in AllowUsers
2019-09-27T11:58:11.067583+01:00 suse sshd[25902]: error: PAM: Authentication failure for illegal user root from 222.186.175.6
2019-09-27T11:58:11.069823+01:00 suse sshd[25902]: Failed keyboard-interactive/pam for invalid user root from 222.186.175.6 port 2710 ssh2
...

Sep 27 07:28:52 mail postfix/smtpd\[30351\]: NOQUEUE: reject: RCPT from unknown\[213.6.17.2\]: 554 5.7.1 Service unavailable\; Client host \[213.6.17.2\] blocked using zen.spamhaus.org\; https://www.spamhaus.org/sbl/query/SBLCSS / https://www.spamhaus.org/query/ip/213.6.17.2\; from=\ to=\ proto=ESMTP helo=\

Sep 27 00:54:59 eddieflores sshd\[6441\]: Invalid user 1 from 115.238.236.74
Sep 27 00:54:59 eddieflores sshd\[6441\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.238.236.74
Sep 27 00:55:01 eddieflores sshd\[6441\]: Failed password for invalid user 1 from 115.238.236.74 port 2490 ssh2
Sep 27 01:00:44 eddieflores sshd\[6939\]: Invalid user 123456 from 115.238.236.74
Sep 27 01:00:44 eddieflores sshd\[6939\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.238.236.74