Jun  1 14:44:00 mail.srvfarm.net postfix/smtpd[596959]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  1 14:44:08 mail.srvfarm.net postfix/smtpd[596422]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  1 14:44:13 mail.srvfarm.net postfix/smtpd[596965]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  1 14:44:47 mail.srvfarm.net postfix/smtpd[596955]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address r

Apr 30 22:45:00 mail.srvfarm.net postfix/smtpd[780204]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 30 22:48:12 mail.srvfarm.net postfix/smtpd[780202]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 30 22:50:44 mail.srvfarm.net postfix/smtpd[780207]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 30 22:52:27 mail.srvfarm.net postfix/smtpd[7737

Mar 22 05:34:26 mail.srvfarm.net postfix/smtpd[562346]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 22 05:35:30 mail.srvfarm.net postfix/smtpd[562353]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 22 05:36:25 mail.srvfarm.net postfix/smtpd[562353]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 22 05:36:25 mail.srvfarm.net postfix/smtpd[562348]: NOQUEUE: reject: RCPT from unknown[69.94.135.184]: 450 4.1.8 : Sender address rejected:

Jun  5 16:34:11 mail.srvfarm.net postfix/smtpd[3129216]: NOQUEUE: reject: RCPT from unknown[69.94.135.194]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 16:34:16 mail.srvfarm.net postfix/smtpd[3129284]: NOQUEUE: reject: RCPT from unknown[69.94.135.194]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 16:34:17 mail.srvfarm.net postfix/smtpd[3129250]: NOQUEUE: reject: RCPT from unknown[69.94.135.194]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 16:40:00 mail.srvfarm.net postfix/smtpd[3129216]: NOQUEUE: reject: RCPT from unknown[69.94.135.194]: 450 4.1.8 :

Jun  5 18:39:26 mail.srvfarm.net postfix/smtpd[3176698]: NOQUEUE: reject: RCPT from unknown[69.94.135.199]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 18:42:05 mail.srvfarm.net postfix/smtpd[3177811]: NOQUEUE: reject: RCPT from unknown[69.94.135.199]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 18:42:05 mail.srvfarm.net postfix/smtpd[3177812]: NOQUEUE: reject: RCPT from unknown[69.94.135.199]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 18:42:05 mail.srvfarm.net postfix/smtpd[3177813]: NOQUEUE: reject: RCPT from unknown[69.94.135

Jun  2 13:46:57 mail.srvfarm.net postfix/smtpd[1211070]: NOQUEUE: reject: RCPT from unknown[69.94.135.195]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  2 13:46:58 mail.srvfarm.net postfix/smtpd[1209266]: NOQUEUE: reject: RCPT from unknown[69.94.135.195]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  2 13:47:19 mail.srvfarm.net postfix/smtpd[1203832]: NOQUEUE: reject: RCPT from unknown[69.94.135.195]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  2 13:48:06 mail.srvfarm.net postfix/smtpd[1211325]: NOQUEUE: reject: RCPT from unknown[69.94.135.195]: 450 4.1.8 

May 25 13:33:01 mail.srvfarm.net postfix/smtpd[234571]: NOQUEUE: reject: RCPT from unknown[69.94.135.190]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May 25 13:33:37 mail.srvfarm.net postfix/smtpd[235744]: NOQUEUE: reject: RCPT from unknown[69.94.135.190]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May 25 13:41:34 mail.srvfarm.net postfix/smtpd[235739]: NOQUEUE: reject: RCPT from unknown[69.94.135.190]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May 25 13:41:50 mail.srvfarm.net postfix/smtpd[244198]: NOQUEUE: reject: RCPT from unknown[69.94.135.190]: 450 4.1.8 

May 16 22:16:33 mail.srvfarm.net postfix/smtpd[2812805]: NOQUEUE: reject: RCPT from unknown[69.94.135.194]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May 16 22:17:19 mail.srvfarm.net postfix/smtpd[2812174]: NOQUEUE: reject: RCPT from unknown[69.94.135.194]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May 16 22:17:19 mail.srvfarm.net postfix/smtpd[2812804]: NOQUEUE: reject: RCPT from unknown[69.94.135.194]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May 16 22:17:19 mail.srvfarm.net postfix/smtpd[2812792]: NOQUEUE: reject: RCPT from unknown[69.94.135.194]: 450 4.

Email Spam

Apr 23 10:22:32 mail.srvfarm.net postfix/smtpd[3842038]: NOQUEUE: reject: RCPT from unknown[69.94.135.145]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 23 10:23:38 mail.srvfarm.net postfix/smtpd[3840616]: NOQUEUE: reject: RCPT from unknown[69.94.135.145]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 23 10:24:10 mail.srvfarm.net postfix/smtpd[3831317]: NOQUEUE: reject: RCPT from unknown[69.94.135.145]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 23 10:24:46 mail.srvfarm.net postfix/smtpd[3840615]: NOQUEUE: reject: RCPT from unknown[69.94.135.145]: 450 4.1

Apr 22 05:23:34 web01.agentur-b-2.de postfix/smtpd[67232]: NOQUEUE: reject: RCPT from sundry.gratefulhope.com[69.94.135.193]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 22 05:24:27 web01.agentur-b-2.de postfix/smtpd[70916]: NOQUEUE: reject: RCPT from sundry.gratefulhope.com[69.94.135.193]: 554 5.7.1 Service unavailable; Client host [69.94.135.193] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Apr 22 05:24:49 web01.agentur-b-2.de postfix/smtpd[67186]: NOQUEUE: reject: RCPT from sundry.gratefulhope.com[69.94.135.193]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 22 05:30:13 web

Apr 21 05:30:35 web01.agentur-b-2.de postfix/smtpd[1805329]: NOQUEUE: reject: RCPT from unknown[69.94.135.172]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 21 05:31:16 web01.agentur-b-2.de postfix/smtpd[1804130]: NOQUEUE: reject: RCPT from unknown[69.94.135.172]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 21 05:32:50 web01.agentur-b-2.de postfix/smtpd[1805329]: NOQUEUE: reject: RCPT from unknown[69.94.135.172]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 21 05:39:31 web01.agentur-b-2.de postfix/smtpd[1805328]: NOQUEUE: reject: RCPT from unknown[69.94.135.172]: 450 4.7.1 : Helo command rejec

Apr 20 22:35:52 mail.srvfarm.net postfix/smtpd[2306699]: NOQUEUE: reject: RCPT from unknown[69.94.135.201]: 554 5.7.1 Service unavailable; Client host [69.94.135.201] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?69.94.135.201; from= to= proto=ESMTP helo=
Apr 20 22:36:24 mail.srvfarm.net postfix/smtpd[2306699]: NOQUEUE: reject: RCPT from unknown[69.94.135.201]: 554 5.7.1 Service unavailable; Client host [69.94.135.201] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?69.94.135.201; from= to= proto=ESMTP helo=
Apr 20 22:36:25 mail.srvfarm.net postfix/smtpd[2307048]: NOQUEUE: reject: RCPT from unknown[69.94.135.201]: 554 5.7.1 Service unavailable; Client host [69.94.135.201] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?69.94.135.201; from=

Apr 19 05:30:22 web01.agentur-b-2.de postfix/smtpd[70375]: NOQUEUE: reject: RCPT from cap.gratefulhope.com[69.94.135.145]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 19 05:32:48 web01.agentur-b-2.de postfix/smtpd[69236]: NOQUEUE: reject: RCPT from cap.gratefulhope.com[69.94.135.145]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 19 05:35:08 web01.agentur-b-2.de postfix/smtpd[69236]: NOQUEUE: reject: RCPT from cap.gratefulhope.com[69.94.135.145]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 19 05:36:57 web01.agentur-b-2.de postfix/smtpd[72153]: NOQUEUE: reject: RCPT from cap.gratefulhope.com[69.94.135.14

Apr 18 05:31:11 mail.srvfarm.net postfix/smtpd[3928349]: NOQUEUE: reject: RCPT from unknown[69.94.135.193]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 18 05:31:36 mail.srvfarm.net postfix/smtpd[3924176]: NOQUEUE: reject: RCPT from unknown[69.94.135.193]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 18 05:32:00 mail.srvfarm.net postfix/smtpd[3928236]: NOQUEUE: reject: RCPT from unknown[69.94.135.193]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 18 05:34:36 mail.srvfarm.net postfix/smtpd[3926439]: NOQUEUE: reject: RCPT from unknown[69.94.135.193]: 450 4.1.8 : Sender a

Apr 17 05:31:24 web01.agentur-b-2.de postfix/smtpd[879561]: NOQUEUE: reject: RCPT from unknown[69.94.135.172]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 17 05:31:58 web01.agentur-b-2.de postfix/smtpd[879560]: NOQUEUE: reject: RCPT from unknown[69.94.135.172]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 17 05:32:16 web01.agentur-b-2.de postfix/smtpd[879560]: NOQUEUE: reject: RCPT from unknown[69.94.135.172]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 17 05:33:03 web01.agentur-b-2.de postfix/smtpd[879560]: NOQUEUE: reject: RCPT from unknown[69.94.135.172]: 450 4.7.1 : Helo command rejected: Host n

Apr 16 05:25:29 mail.srvfarm.net postfix/smtpd[2643432]: NOQUEUE: reject: RCPT from unknown[69.94.135.156]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 16 05:28:57 mail.srvfarm.net postfix/smtpd[2662491]: NOQUEUE: reject: RCPT from unknown[69.94.135.156]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 16 05:30:01 mail.srvfarm.net postfix/smtpd[2662491]: NOQUEUE: reject: RCPT from unknown[69.94.135.156]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 16 05:30:16 mail.srvfarm.net postfix

Apr 15 05:28:24 mail.srvfarm.net postfix/smtpd[1984196]: NOQUEUE: reject: RCPT from unknown[69.94.135.204]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 15 05:30:47 mail.srvfarm.net postfix/smtpd[1983495]: NOQUEUE: reject: RCPT from unknown[69.94.135.204]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 15 05:31:20 mail.srvfarm.net postfix/smtpd[1996754]: NOQUEUE: reject: RCPT from unknown[69.94.135.204]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 15 05:31:48 mail.srvfarm.net postfix/smtpd[1997904]: NOQUEUE: reject: RCPT from unknown[69.94.135.204]: 4

2019-11-02T05:59:45.123168mail01 postfix/smtpd[19584]: warning: unknown[46.38.144.179]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-11-02T06:00:38.191966mail01 postfix/smtpd[14293]: warning: unknown[46.38.144.179]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-11-02T06:00:40.193300mail01 postfix/smtpd[14294]: warning: unknown[46.38.144.179]: SASL LOGIN authentication failed: UGFzc3dvcmQ6

Nov  2 05:41:26 MK-Soft-VM4 sshd[30328]: Failed password for root from 51.91.101.222 port 32790 ssh2
...

Nov  2 00:38:58 TORMINT sshd\[17632\]: Invalid user taras15 from 88.247.110.88
Nov  2 00:38:58 TORMINT sshd\[17632\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.247.110.88
Nov  2 00:39:00 TORMINT sshd\[17632\]: Failed password for invalid user taras15 from 88.247.110.88 port 37770 ssh2
...

RDP Bruteforce

69/udp 13/udp 49153/udp...
[2019-09-01/11-02]552pkt,15pt.(udp)

Nov  1 18:32:03 web1 sshd\[21399\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.150.163  user=root
Nov  1 18:32:05 web1 sshd\[21399\]: Failed password for root from 106.13.150.163 port 47364 ssh2
Nov  1 18:36:50 web1 sshd\[21849\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.150.163  user=root
Nov  1 18:36:53 web1 sshd\[21849\]: Failed password for root from 106.13.150.163 port 54828 ssh2
Nov  1 18:41:54 web1 sshd\[22365\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.150.163  user=root

3389BruteforceFW21

Nov  2 05:29:42 meumeu sshd[31149]: Failed password for root from 178.128.113.26 port 55630 ssh2
Nov  2 05:34:10 meumeu sshd[31682]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.128.113.26 
Nov  2 05:34:12 meumeu sshd[31682]: Failed password for invalid user 123 from 178.128.113.26 port 38024 ssh2
...

ET CINS Active Threat Intelligence Poor Reputation IP group 87 - port: 8089 proto: TCP cat: Misc Attack

Nov  2 05:31:39 odroid64 sshd\[20749\]: User root from 103.15.62.69 not allowed because not listed in AllowUsers
Nov  2 05:31:39 odroid64 sshd\[20749\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.15.62.69  user=root
...

2019-11-02T14:54:48.235410luisaranguren sshd[2090994]: Connection from 222.128.93.67 port 36526 on 10.10.10.6 port 22
2019-11-02T14:54:52.801974luisaranguren sshd[2090994]: Invalid user joana from 222.128.93.67 port 36526
2019-11-02T14:54:52.808936luisaranguren sshd[2090994]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.128.93.67
2019-11-02T14:54:48.235410luisaranguren sshd[2090994]: Connection from 222.128.93.67 port 36526 on 10.10.10.6 port 22
2019-11-02T14:54:52.801974luisaranguren sshd[2090994]: Invalid user joana from 222.128.93.67 port 36526
2019-11-02T14:54:54.793066luisaranguren sshd[2090994]: Failed password for invalid user joana from 222.128.93.67 port 36526 ssh2
...

Tried sshing with brute force.

Nov  2 03:54:39 *** sshd[18637]: User root from 106.12.98.111 not allowed because not listed in AllowUsers

Nov  1 21:44:03 mockhub sshd[24363]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.195.41
Nov  1 21:44:05 mockhub sshd[24363]: Failed password for invalid user Spider2017 from 106.12.195.41 port 39100 ssh2
...

port scan and connect, tcp 23 (telnet)