Email Spam

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 

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

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 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

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

2020-02-1105:50:281j1NVD-0007eU-Ou\<=verena@rs-solution.chH=\(localhost\)[180.183.128.222]:42615P=esmtpsaX=TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:verena@rs-solution.chS=2560id=5055E3B0BB6F41F22E2B62DA2E462FD0@rs-solution.chT="\;\)beveryhappytoreceiveyouranswer\

SSH Brute-Forcing (server2)

Feb 11 10:22:23 v22018076622670303 sshd\[29819\]: Invalid user elj from 50.70.229.239 port 46510
Feb 11 10:22:23 v22018076622670303 sshd\[29819\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=50.70.229.239
Feb 11 10:22:25 v22018076622670303 sshd\[29819\]: Failed password for invalid user elj from 50.70.229.239 port 46510 ssh2
...

Honeypot attack, port: 81, PTR: 88-105-17-33.dynamic.dsl.as9105.com.

Honeypot attack, port: 81, PTR: 177-22-86-49.triway.net.br.

SSH Scan

Automatic report - XMLRPC Attack

2020-02-1105:50:281j1NVD-0007eU-Ou\<=verena@rs-solution.chH=\(localhost\)[180.183.128.222]:42615P=esmtpsaX=TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:verena@rs-solution.chS=2560id=5055E3B0BB6F41F22E2B62DA2E462FD0@rs-solution.chT="\;\)beveryhappytoreceiveyouranswer\

Feb 11 10:23:32 legacy sshd[3446]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.81.222.217
Feb 11 10:23:34 legacy sshd[3446]: Failed password for invalid user azs from 92.81.222.217 port 46782 ssh2
Feb 11 10:26:45 legacy sshd[3624]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.81.222.217
...

Fail2Ban Ban Triggered

Honeypot attack, port: 445, PTR: PTR record not found

Automatic report - Port Scan Attack

Email rejected due to spam filtering

2020-02-1105:50:281j1NVD-0007eU-Ou\<=verena@rs-solution.chH=\(localhost\)[180.183.128.222]:42615P=esmtpsaX=TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:verena@rs-solution.chS=2560id=5055E3B0BB6F41F22E2B62DA2E462FD0@rs-solution.chT="\;\)beveryhappytoreceiveyouranswer\

Feb 11 10:35:07 powerpi2 sshd[20237]: Invalid user wmq from 181.30.28.120 port 60668
Feb 11 10:35:09 powerpi2 sshd[20237]: Failed password for invalid user wmq from 181.30.28.120 port 60668 ssh2
Feb 11 10:38:07 powerpi2 sshd[20379]: Invalid user eqf from 181.30.28.120 port 57840
...