208.53.40.2 - - \[09/Dec/2019:14:26:27 +0800\] "GET /wp-config.php1 HTTP/1.1" 301 478 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"

Dec  9 13:38:30 andromeda postfix/smtpd\[17795\]: warning: unknown\[141.98.80.135\]: SASL PLAIN authentication failed: authentication failure
Dec  9 13:38:30 andromeda postfix/smtpd\[21856\]: warning: unknown\[141.98.80.135\]: SASL PLAIN authentication failed: authentication failure
Dec  9 13:38:30 andromeda postfix/smtpd\[18072\]: warning: unknown\[141.98.80.135\]: SASL PLAIN authentication failed: authentication failure
Dec  9 13:38:30 andromeda postfix/smtpd\[22089\]: warning: unknown\[141.98.80.135\]: SASL PLAIN authentication failed: authentication failure
Dec  9 13:38:31 andromeda postfix/smtpd\[20191\]: warning: unknown\[141.98.80.135\]: SASL PLAIN authentication failed: authentication failure

Dec  9 11:13:09 wh01 sshd[21612]: Invalid user server from 167.99.65.138 port 58096
Dec  9 11:13:09 wh01 sshd[21612]: Failed password for invalid user server from 167.99.65.138 port 58096 ssh2
Dec  9 11:13:09 wh01 sshd[21612]: Received disconnect from 167.99.65.138 port 58096:11: Bye Bye [preauth]
Dec  9 11:13:09 wh01 sshd[21612]: Disconnected from 167.99.65.138 port 58096 [preauth]
Dec  9 11:25:00 wh01 sshd[22496]: Invalid user nagios from 167.99.65.138 port 44154
Dec  9 11:25:00 wh01 sshd[22496]: Failed password for invalid user nagios from 167.99.65.138 port 44154 ssh2
Dec  9 11:25:00 wh01 sshd[22496]: Received disconnect from 167.99.65.138 port 44154:11: Bye Bye [preauth]
Dec  9 11:25:00 wh01 sshd[22496]: Disconnected from 167.99.65.138 port 44154 [preauth]
Dec  9 11:51:07 wh01 sshd[24957]: Invalid user michelle from 167.99.65.138 port 45884
Dec  9 11:51:07 wh01 sshd[24957]: Failed password for invalid user michelle from 167.99.65.138 port 45884 ssh2
Dec  9 11:51:07 wh01 sshd[24957

fail2ban

port scan and connect, tcp 22 (ssh)

2019-12-09T06:43:46.097675abusebot-3.cloudsearch.cf sshd\[13230\]: Invalid user mysql from 202.131.152.2 port 57518

Dec  9 13:10:01 pornomens sshd\[21352\]: Invalid user Henri from 170.81.148.7 port 48200
Dec  9 13:10:01 pornomens sshd\[21352\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=170.81.148.7
Dec  9 13:10:03 pornomens sshd\[21352\]: Failed password for invalid user Henri from 170.81.148.7 port 48200 ssh2
...

Dec  8 22:47:16 home sshd[9326]: Invalid user kiwan from 37.187.0.223 port 56390
Dec  8 22:47:16 home sshd[9326]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.0.223
Dec  8 22:47:16 home sshd[9326]: Invalid user kiwan from 37.187.0.223 port 56390
Dec  8 22:47:17 home sshd[9326]: Failed password for invalid user kiwan from 37.187.0.223 port 56390 ssh2
Dec  8 23:01:10 home sshd[9447]: Invalid user nikiforuk from 37.187.0.223 port 41568
Dec  8 23:01:10 home sshd[9447]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.0.223
Dec  8 23:01:10 home sshd[9447]: Invalid user nikiforuk from 37.187.0.223 port 41568
Dec  8 23:01:12 home sshd[9447]: Failed password for invalid user nikiforuk from 37.187.0.223 port 41568 ssh2
Dec  8 23:10:01 home sshd[9585]: Invalid user styrmoe from 37.187.0.223 port 50748
Dec  8 23:10:01 home sshd[9585]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.1

Dec  9 13:35:34 MK-Soft-VM5 sshd[16835]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.125.159 
Dec  9 13:35:36 MK-Soft-VM5 sshd[16835]: Failed password for invalid user ntf from 106.13.125.159 port 51832 ssh2
...

Dec  9 13:42:37 server sshd\[18661\]: Invalid user hauptman from 182.75.248.254
Dec  9 13:42:37 server sshd\[18661\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.75.248.254 
Dec  9 13:42:39 server sshd\[18661\]: Failed password for invalid user hauptman from 182.75.248.254 port 41174 ssh2
Dec  9 13:49:58 server sshd\[20622\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.75.248.254  user=root
Dec  9 13:49:59 server sshd\[20622\]: Failed password for root from 182.75.248.254 port 33460 ssh2
...

$f2bV_matches

159.65.234.23 - - \[09/Dec/2019:11:39:22 +0100\] "POST /wp-login.php HTTP/1.0" 200 6655 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
159.65.234.23 - - \[09/Dec/2019:11:39:24 +0100\] "POST /wp-login.php HTTP/1.0" 200 6493 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
159.65.234.23 - - \[09/Dec/2019:11:39:29 +0100\] "POST /wp-login.php HTTP/1.0" 200 6492 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"

Dec  9 13:30:50 legacy sshd[6837]: Failed password for root from 210.65.138.65 port 51166 ssh2
Dec  9 13:38:05 legacy sshd[7252]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.65.138.65
Dec  9 13:38:07 legacy sshd[7252]: Failed password for invalid user mysql from 210.65.138.65 port 60422 ssh2
...

2019-12-09T12:58:13.945839abusebot-6.cloudsearch.cf sshd\[5204\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.189.181  user=root

Dec  9 11:08:47 grey postfix/smtpd\[4550\]: NOQUEUE: reject: RCPT from hwsrv-566880.hostwindsdns.com\[192.236.179.43\]: 554 5.7.1 Service unavailable\; Client host \[192.236.179.43\] blocked using psbl.surriel.com\; Listed in PSBL, see http://psbl.org/listing\?ip=192.236.179.43\; from=\ to=\ proto=ESMTP helo=\
...