Sep 11 22:18:34 *hidden* postfix/postscreen[38933]: DNSBL rank 4 for [94.102.54.221]:49264

[N10.H2.VM2] Port Scanner Detected Blocked by UFW

$f2bV_matches

Sep 11 22:18:34 *hidden* postfix/postscreen[38933]: DNSBL rank 4 for [94.102.54.221]:49264

" "

Sep 21 00:19:27 *hidden* postfix/postscreen[26999]: DNSBL rank 3 for [94.102.54.252]:57832

Sep 18 19:57:34 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 18 19:58:10 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=<77hIPpqv5OpeZjbH>
Sep 18 19:58:43 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 18 20:01:13 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 18 20:01:29 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=

Sep 18 10:21:16 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\\
Sep 18 10:25:14 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\<3zBWPZKvogBeZjbH\>\
Sep 18 10:45:09 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\\
Sep 18 10:48:31 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\\
Sep 18 10:51:04 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\\
Sep 18 10:55:19 pop3-logi

2020-09-18T02:20:04.112778lavrinenko.info dovecot[15589]: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=95.216.137.45
2020-09-18T02:54:17.521356lavrinenko.info dovecot[15589]: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=95.216.137.45
...

Sep 17 18:23:52 h1655903 dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=85.214.28.7, session=\
Sep 17 18:58:09 h1655903 dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=85.214.28.7, session=\
Sep 17 19:32:17 h1655903 dovecot: pop3-login: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=85.214.28.7, session=\
...

2020-09-17T12:05:23.520227lavrinenko.info dovecot[15589]: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=95.216.137.45
2020-09-17T12:39:37.173559lavrinenko.info dovecot[15589]: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=95.216.137.45
...

Sep 16 18:17:35 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 16 18:18:34 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 16 18:18:39 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 6 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 16 18:19:03 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 16 18:20:12 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, metho

Sep 16 10:54:04 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 16 10:55:03 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 16 10:55:08 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 6 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 16 10:55:32 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 16 10:56:41 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=

Sep 15 16:53:34 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 15 16:54:36 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 15 16:54:57 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=
Sep 15 16:55:40 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=185.118.198.210, session=<4m0WWFuvSPJeZjbH>
Sep 15 16:55:45 web01.agentur-b-2.de dovecot: pop3-login: Aborted login (auth failed, 1 attempts in 6 secs): user=

(pop3d) Failed POP3 login from 94.102.54.199 (NL/Netherlands/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: Sep 15 11:15:41 ir1 dovecot[3110802]: pop3-login: Aborted login (auth failed, 1 attempts in 2 secs): user=, method=PLAIN, rip=94.102.54.199, lip=5.63.12.44, session=<0z3Nf1SvbEJeZjbH>

$f2bV_matches

2020-05-03T16:36:06.855155xentho-1 sshd[76569]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.84.145.161  user=root
2020-05-03T16:36:08.671640xentho-1 sshd[76569]: Failed password for root from 40.84.145.161 port 39866 ssh2
2020-05-03T16:37:09.575575xentho-1 sshd[76590]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.84.145.161  user=root
2020-05-03T16:37:11.372274xentho-1 sshd[76590]: Failed password for root from 40.84.145.161 port 53530 ssh2
2020-05-03T16:38:12.102270xentho-1 sshd[76628]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.84.145.161  user=root
2020-05-03T16:38:14.215067xentho-1 sshd[76628]: Failed password for root from 40.84.145.161 port 39030 ssh2
2020-05-03T16:39:15.832189xentho-1 sshd[76635]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.84.145.161  user=root
2020-05-03T16:39:17.593832xentho
...

May  3 07:27:37 xxxxxxx sshd[9452]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.107.39  user=r.r
May  3 07:27:39 xxxxxxx sshd[9452]: Failed password for r.r from 128.199.107.39 port 27574 ssh2
May  3 07:27:39 xxxxxxx sshd[9452]: Received disconnect from 128.199.107.39: 11: Bye Bye [preauth]
May  3 07:44:27 xxxxxxx sshd[20774]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.107.39  user=r.r
May  3 07:44:29 xxxxxxx sshd[20774]: Failed password for r.r from 128.199.107.39 port 19150 ssh2
May  3 07:44:29 xxxxxxx sshd[20774]: Received disconnect from 128.199.107.39: 11: Bye Bye [preauth]
May  3 07:49:52 xxxxxxx sshd[21820]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.107.39  user=r.r
May  3 07:49:54 xxxxxxx sshd[21820]: Failed password for r.r from 128.199.107.39 port 28053 ssh2
May  3 07:49:54 xxxxxxx sshd[21820]: Received ........
-------------------------------

Port Scan

Email rejected due to spam filtering

May  3 12:52:18 scw-6657dc sshd[6995]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.165.48
May  3 12:52:18 scw-6657dc sshd[6995]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.165.48
May  3 12:52:20 scw-6657dc sshd[6995]: Failed password for invalid user test from 180.76.165.48 port 34958 ssh2
...

May  3 14:37:34 server1 sshd\[21723\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.31.47.58 
May  3 14:37:36 server1 sshd\[21723\]: Failed password for invalid user dietpi from 103.31.47.58 port 52192 ssh2
May  3 14:38:53 server1 sshd\[22187\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.31.47.58  user=mongodb
May  3 14:38:56 server1 sshd\[22187\]: Failed password for mongodb from 103.31.47.58 port 42046 ssh2
May  3 14:40:17 server1 sshd\[22770\]: Invalid user tool from 103.31.47.58
...

(sshd) Failed SSH login from 37.187.18.95 (FR/France/ks3353169.kimsufi.com): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: May  3 22:11:07 s1 sshd[14095]: Invalid user happy from 37.187.18.95 port 58090
May  3 22:11:09 s1 sshd[14095]: Failed password for invalid user happy from 37.187.18.95 port 58090 ssh2
May  3 22:24:56 s1 sshd[14729]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.18.95  user=root
May  3 22:24:58 s1 sshd[14729]: Failed password for root from 37.187.18.95 port 58902 ssh2
May  3 22:37:04 s1 sshd[15154]: Invalid user remote from 37.187.18.95 port 41456

Unauthorized IMAP connection attempt

scanning for potential vulnerable apps (wordpress etc.) and database accesses. Requested URI: /administrator/help/en-GB/toc.json

(imapd) Failed IMAP login from 161.0.153.71 (TT/Trinidad and Tobago/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: May  4 00:06:56 ir1 dovecot[264309]: imap-login: Disconnected (auth failed, 1 attempts in 5 secs): user=, method=PLAIN, rip=161.0.153.71, lip=5.63.12.44, TLS, session=

May  3 12:01:23 localhost sshd[21922]: Invalid user user001 from 123.206.30.76 port 42128
May  3 12:01:23 localhost sshd[21922]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.30.76
May  3 12:01:23 localhost sshd[21922]: Invalid user user001 from 123.206.30.76 port 42128
May  3 12:01:25 localhost sshd[21922]: Failed password for invalid user user001 from 123.206.30.76 port 42128 ssh2
May  3 12:05:03 localhost sshd[22223]: Invalid user chef from 123.206.30.76 port 51828
...

SMB Server BruteForce Attack

firewall-block, port(s): 9267/tcp

SSH Brute-Forcing (server2)