Dec 19 15:50:04 localhost sshd\[35712\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.19.175  user=root
Dec 19 15:50:06 localhost sshd\[35712\]: Failed password for root from 51.75.19.175 port 36782 ssh2
Dec 19 15:55:13 localhost sshd\[35833\]: Invalid user test7 from 51.75.19.175 port 40890
Dec 19 15:55:13 localhost sshd\[35833\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.19.175
Dec 19 15:55:15 localhost sshd\[35833\]: Failed password for invalid user test7 from 51.75.19.175 port 40890 ssh2
...

Automatic report - Banned IP Access

Dec 19 15:18:00 sip sshd[16303]: Failed password for root from 49.235.83.156 port 45488 ssh2
Dec 19 15:38:58 sip sshd[16451]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.83.156
Dec 19 15:38:59 sip sshd[16451]: Failed password for invalid user wallop from 49.235.83.156 port 33938 ssh2

Dec 19 15:38:37 debian-2gb-nbg1-2 kernel: \[419085.425550\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=207.38.90.13 DST=195.201.40.59 LEN=440 TOS=0x00 PREC=0x00 TTL=50 ID=0 DF PROTO=UDP SPT=5283 DPT=5060 LEN=420

Dec 19 20:46:05 gw1 sshd[26517]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.156.53.17
Dec 19 20:46:07 gw1 sshd[26517]: Failed password for invalid user sun from 49.156.53.17 port 21875 ssh2
...

$f2bV_matches

[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:42 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:44 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:44 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:47 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:47 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 80.211.50.102 - - [19/Dec/2019:15:38:49 +0100] "POST /[munged]: HTTP/1.1" 200 9082 "-" "Mozilla/5.0 (X11; Ubun

Lines containing failures of 217.112.142.185
Dec 19 15:23:15 shared01 postfix/smtpd[23598]: connect from servant.yobaat.com[217.112.142.185]
Dec 19 15:23:15 shared01 policyd-spf[32452]: prepend Received-SPF: Pass (mailfrom) identhostnamey=mailfrom; client-ip=217.112.142.185; helo=servant.moveincool.com; envelope-from=x@x
Dec x@x
Dec 19 15:23:15 shared01 postfix/smtpd[23598]: disconnect from servant.yobaat.com[217.112.142.185] ehlo=1 mail=1 rcpt=0/1 data=0/1 quhostname=1 commands=3/5
Dec 19 15:26:54 shared01 postfix/smtpd[27638]: connect from servant.yobaat.com[217.112.142.185]
Dec 19 15:26:55 shared01 policyd-spf[985]: prepend Received-SPF: Pass (mailfrom) identhostnamey=mailfrom; client-ip=217.112.142.185; helo=servant.moveincool.com; envelope-from=x@x
Dec x@x
Dec 19 15:26:55 shared01 postfix/smtpd[27638]: disconnect from servant.yobaat.com[217.112.142.185] ehlo=1 mail=1 rcpt=0/1 data=0/1 quhostname=1 commands=3/5
Dec 19 15:27:40 shared01 postfix/smtpd[27638]: connect f........
------------------------------

SSH Bruteforce attack

12/19/2019-09:38:52.714710 211.157.159.29 Protocol: 6 ET SCAN Suspicious inbound to MSSQL port 1433

80.82.77.245 was recorded 82 times by 32 hosts attempting to connect to the following ports: 1154,1285,1087. Incident counter (4h, 24h, all-time): 82, 460, 15294

Dec 19 16:22:37 amit sshd\[23753\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.157  user=root
Dec 19 16:22:39 amit sshd\[23753\]: Failed password for root from 218.92.0.157 port 8051 ssh2
Dec 19 16:23:06 amit sshd\[23766\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.157  user=root
...

Dec 19 15:38:23 grey postfix/smtpd\[13196\]: NOQUEUE: reject: RCPT from unknown\[124.58.105.124\]: 554 5.7.1 Service unavailable\; Client host \[124.58.105.124\] blocked using bl.spamcop.net\; Blocked - see https://www.spamcop.net/bl.shtml\?124.58.105.124\; from=\ to=\ proto=ESMTP helo=\<\[124.58.105.124\]\>
...

Dec 19 16:41:44 icinga sshd[9565]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.63.147
Dec 19 16:41:46 icinga sshd[9565]: Failed password for invalid user dbus from 80.211.63.147 port 50100 ssh2
...

Dec 19 16:16:36 loxhost sshd\[12750\]: Invalid user password from 142.93.218.11 port 42360
Dec 19 16:16:36 loxhost sshd\[12750\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.218.11
Dec 19 16:16:38 loxhost sshd\[12750\]: Failed password for invalid user password from 142.93.218.11 port 42360 ssh2
Dec 19 16:23:58 loxhost sshd\[13038\]: Invalid user \~!@\#$%\^\&\*\(\)_+ from 142.93.218.11 port 49258
Dec 19 16:23:58 loxhost sshd\[13038\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.218.11
...