Jan 13 15:03:43 grey postfix/smtpd\[23458\]: NOQUEUE: reject: RCPT from scare.swingthelamp.com\[69.94.158.87\]: 554 5.7.1 Service unavailable\; Client host \[69.94.158.87\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[69.94.158.87\]\; from=\ to=\ proto=ESMTP helo=\
...

SpamScore above: 10.0

Jun 22 14:41:26 mail.srvfarm.net postfix/smtpd[4156079]: NOQUEUE: reject: RCPT from medical.ifixheal.com[69.94.158.125]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 22 14:41:26 mail.srvfarm.net postfix/smtpd[4156127]: NOQUEUE: reject: RCPT from medical.ifixheal.com[69.94.158.125]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 22 14:41:26 mail.srvfarm.net postfix/smtpd[4152946]: NOQUEUE: reject: RCPT from unknown[69.94.158.125]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 22 14:41:27 mail.srvfarm.net postfix/smtpd[4152191]: NOQUEUE: reject: RCPT from u

Jun 17 05:24:07 web01.agentur-b-2.de postfix/smtpd[560626]: NOQUEUE: reject: RCPT from unknown[69.94.158.120]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun 17 05:27:51 web01.agentur-b-2.de postfix/smtpd[560626]: NOQUEUE: reject: RCPT from unknown[69.94.158.120]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun 17 05:27:58 web01.agentur-b-2.de postfix/smtpd[562233]: NOQUEUE: reject: RCPT from unknown[69.94.158.120]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun 17 05:28:11 web01.agentur-b-2.de postfix/smtpd[560625]: NOQUEUE: reject: RCPT from unknown[69.94.158.120]: 45

Jun  8 05:42:37 mail.srvfarm.net postfix/smtpd[671306]: NOQUEUE: reject: RCPT from unknown[69.94.158.91]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  8 05:43:10 mail.srvfarm.net postfix/smtpd[673032]: NOQUEUE: reject: RCPT from unknown[69.94.158.91]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  8 05:43:34 mail.srvfarm.net postfix/smtpd[673035]: NOQUEUE: reject: RCPT from unknown[69.94.158.91]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  8 05:46:47 mail.srvfarm.net postfix/smtpd[671463]: NOQUEUE: reject: RCPT from unknown[69.94.158.91]: 450 4.1.8 

Jun  5 15:31:48 mail.srvfarm.net postfix/smtpd[3113570]: NOQUEUE: reject: RCPT from unknown[69.94.158.78]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 15:32:18 mail.srvfarm.net postfix/smtpd[3109485]: NOQUEUE: reject: RCPT from unknown[69.94.158.78]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 15:32:26 mail.srvfarm.net postfix/smtpd[3109485]: NOQUEUE: reject: RCPT from unknown[69.94.158.78]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 15:36:04 mail.srvfarm.net postfix/smtpd[3113153]: NOQUEUE: reject: RCPT from unknown[69.94.158.78]: 450 4.1.8 

Jun  5 17:35:49 mail.srvfarm.net postfix/smtpd[3156527]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 17:36:02 mail.srvfarm.net postfix/smtpd[3151339]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 17:38:26 mail.srvfarm.net postfix/smtpd[3155924]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 17:42:09 mail.srvfarm.net postfix/smtpd[3156526]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.1.8 : Send

Jun  4 13:33:39 web01.agentur-b-2.de postfix/smtpd[178713]: NOQUEUE: reject: RCPT from unknown[69.94.158.116]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  4 13:35:57 web01.agentur-b-2.de postfix/smtpd[177278]: NOQUEUE: reject: RCPT from unknown[69.94.158.116]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  4 13:36:10 web01.agentur-b-2.de postfix/smtpd[177278]: NOQUEUE: reject: RCPT from unknown[69.94.158.116]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Jun  4 13:40:07 web01.agentur-b-2.de postfix/smtpd[181736]: NOQUEUE: reject: RCPT from unknown[69.94.158.116]: 450 4.7.1 : He

Jun  1 13:36:25 mail.srvfarm.net postfix/smtpd[577447]: NOQUEUE: reject: RCPT from unknown[69.94.158.68]: 554 5.7.1 Service unavailable; Client host [69.94.158.68] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Jun  1 13:36:54 mail.srvfarm.net postfix/smtpd[576967]: NOQUEUE: reject: RCPT from unknown[69.94.158.68]: 554 5.7.1 Service unavailable; Client host [69.94.158.68] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Jun  1 13:36:59 mail.srvfarm.net postfix/smtpd[576966]: NOQUEUE: reject: RCPT from unknown[69.94.158.68]: 554 5.7.1 Service unavailable; Client host [69.94.158.68] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=

May 24 05:02:36 web01.agentur-b-2.de postfix/smtpd[509182]: NOQUEUE: reject: RCPT from unknown[69.94.158.92]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May 24 05:05:46 web01.agentur-b-2.de postfix/smtpd[507167]: NOQUEUE: reject: RCPT from unknown[69.94.158.92]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May 24 05:10:08 web01.agentur-b-2.de postfix/smtpd[502191]: NOQUEUE: reject: RCPT from unknown[69.94.158.92]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
May 24 05:12:05 web01.agentur-b-2.de postfix/smtpd[502191]: NOQUEUE: reject: RCPT from unknown[69.94.158.92]: 450 4.7.1 : Helo command rejected: Host

Email Spam

Apr 30 22:24:29 web01.agentur-b-2.de postfix/smtpd[308782]: NOQUEUE: reject: RCPT from unknown[69.94.158.68]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 30 22:25:27 web01.agentur-b-2.de postfix/smtpd[311470]: NOQUEUE: reject: RCPT from unknown[69.94.158.68]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 30 22:27:15 web01.agentur-b-2.de postfix/smtpd[314121]: NOQUEUE: reject: RCPT from unknown[69.94.158.68]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 30 22:28:36 web01.agentur-b-2.de postfix/smtpd[311518]: NOQUEUE: reject: RCPT from unknown[69.94.158.68]: 450 4.7.1 : Helo command rejected: Host n

Apr 29 14:28:32 mail.srvfarm.net postfix/smtpd[166895]: NOQUEUE: reject: RCPT from unknown[69.94.158.86]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 29 14:30:31 mail.srvfarm.net postfix/smtpd[148816]: NOQUEUE: reject: RCPT from unknown[69.94.158.86]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 29 14:31:05 mail.srvfarm.net postfix/smtpd[169893]: NOQUEUE: reject: RCPT from unknown[69.94.158.86]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 29 14:31:29 mail.srvfarm.net postfix/smtpd[169892]: NOQUEUE: reject: RCPT from unknown[69.94.158.86]: 450 4.1.8 : Sender add

2020-04-25 1jSBUh-00034G-NK H=medical.ifixheal.com \(medical.porkaspk.com\) \[69.94.158.125\] rejected **REMOVED** : REJECTED - You seem to be a spammer!
2020-04-25 1jSCC3-00038E-DK H=medical.ifixheal.com \(medical.porkaspk.com\) \[69.94.158.125\] rejected **REMOVED** : REJECTED - You seem to be a spammer!
2020-04-25 1jSCC3-00038F-DK H=medical.ifixheal.com \(medical.porkaspk.com\) \[69.94.158.125\] rejected **REMOVED** : REJECTED - You seem to be a spammer!

Apr 23 10:12:23 web01.agentur-b-2.de postfix/smtpd[128143]: NOQUEUE: reject: RCPT from unknown[69.94.158.98]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 23 10:13:59 web01.agentur-b-2.de postfix/smtpd[131327]: NOQUEUE: reject: RCPT from unknown[69.94.158.98]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 23 10:15:25 web01.agentur-b-2.de postfix/smtpd[128143]: NOQUEUE: reject: RCPT from unknown[69.94.158.98]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 23 10:16:17 web01.agentur-b-2.de postfix/smtpd[128143]: NOQUEUE: reject: RCPT from unknown[69.94.158.98]: 450

Apr 22 22:41:32 mail.srvfarm.net postfix/smtpd[3565326]: NOQUEUE: reject: RCPT from unknown[69.94.158.117]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 22 22:41:32 mail.srvfarm.net postfix/smtpd[3564410]: NOQUEUE: reject: RCPT from unknown[69.94.158.117]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 22 22:41:32 mail.srvfarm.net postfix/smtpd[3565329]: NOQUEUE: reject: RCPT from unknown[69.94.158.117]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 22 22:41:32 mail.srvfar

Jun 27 14:17:58 melroy-server sshd[22685]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.1.203.180 
Jun 27 14:18:00 melroy-server sshd[22685]: Failed password for invalid user testuser1 from 190.1.203.180 port 39940 ssh2
...

Jun 27 17:10:35 onepixel sshd[358109]: Invalid user sansforensics from 27.72.195.145 port 65220
Jun 27 17:10:35 onepixel sshd[358109]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=27.72.195.145 
Jun 27 17:10:35 onepixel sshd[358109]: Invalid user sansforensics from 27.72.195.145 port 65220
Jun 27 17:10:37 onepixel sshd[358109]: Failed password for invalid user sansforensics from 27.72.195.145 port 65220 ssh2
Jun 27 17:12:00 onepixel sshd[358895]: Invalid user josep from 27.72.195.145 port 28763

Jun 27 17:04:49 ns382633 sshd\[8155\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.93.71.219  user=root
Jun 27 17:04:51 ns382633 sshd\[8155\]: Failed password for root from 111.93.71.219 port 53617 ssh2
Jun 27 17:10:26 ns382633 sshd\[9645\]: Invalid user jumper from 111.93.71.219 port 57451
Jun 27 17:10:26 ns382633 sshd\[9645\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.93.71.219
Jun 27 17:10:28 ns382633 sshd\[9645\]: Failed password for invalid user jumper from 111.93.71.219 port 57451 ssh2

Jun 27 14:12:52 srv01 postfix/smtpd\[10218\]: warning: unknown\[183.166.149.109\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 27 14:16:42 srv01 postfix/smtpd\[14425\]: warning: unknown\[183.166.149.109\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 27 14:16:53 srv01 postfix/smtpd\[14425\]: warning: unknown\[183.166.149.109\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 27 14:17:09 srv01 postfix/smtpd\[14425\]: warning: unknown\[183.166.149.109\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 27 14:17:28 srv01 postfix/smtpd\[14425\]: warning: unknown\[183.166.149.109\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...

DATE:2020-06-27 14:22:38,IP:49.232.162.77,MATCHES:10,PORT:ssh

Jun 28 02:26:36 web1 sshd[23347]: Invalid user invite from 120.53.18.169 port 34054
Jun 28 02:26:36 web1 sshd[23347]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.53.18.169
Jun 28 02:26:36 web1 sshd[23347]: Invalid user invite from 120.53.18.169 port 34054
Jun 28 02:26:38 web1 sshd[23347]: Failed password for invalid user invite from 120.53.18.169 port 34054 ssh2
Jun 28 02:37:08 web1 sshd[25864]: Invalid user archiver from 120.53.18.169 port 34844
Jun 28 02:37:08 web1 sshd[25864]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.53.18.169
Jun 28 02:37:08 web1 sshd[25864]: Invalid user archiver from 120.53.18.169 port 34844
Jun 28 02:37:11 web1 sshd[25864]: Failed password for invalid user archiver from 120.53.18.169 port 34844 ssh2
Jun 28 02:40:56 web1 sshd[26925]: Invalid user saku from 120.53.18.169 port 44394
...

Jun 27 12:17:38 IngegnereFirenze sshd[30496]: User sshd from 192.42.116.18 not allowed because not listed in AllowUsers
...

Jun 27 16:32:51 vlre-nyc-1 sshd\[22319\]: Invalid user rpc from 116.85.40.181
Jun 27 16:32:51 vlre-nyc-1 sshd\[22319\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.85.40.181
Jun 27 16:32:54 vlre-nyc-1 sshd\[22319\]: Failed password for invalid user rpc from 116.85.40.181 port 58640 ssh2
Jun 27 16:38:51 vlre-nyc-1 sshd\[22520\]: Invalid user xander from 116.85.40.181
Jun 27 16:38:51 vlre-nyc-1 sshd\[22520\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.85.40.181
...

Unauthorized access to SSH at 27/Jun/2020:12:40:05 +0000.

Unauthorised access (Jun 27) SRC=180.92.174.243 LEN=52 TTL=113 ID=20956 DF TCP DPT=445 WINDOW=8192 SYN

Jun 27 16:41:00 rocket sshd[15767]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.45.142.72
Jun 27 16:41:02 rocket sshd[15767]: Failed password for invalid user ana from 119.45.142.72 port 57046 ssh2
...

SSH bruteforce

$f2bV_matches | Triggered by Fail2Ban at Vostok web server

prod6
...

Jun 27 18:28:35 vpn01 sshd[29312]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.249.239.198
Jun 27 18:28:37 vpn01 sshd[29312]: Failed password for invalid user print from 49.249.239.198 port 27350 ssh2
...