Mar  5 19:38:23 web01 postfix/smtpd[21982]: connect from animated.avyatm.com[69.94.131.147]
Mar  5 19:38:23 web01 postfix/smtpd[23371]: connect from animated.avyatm.com[69.94.131.147]
Mar  5 19:38:24 web01 policyd-spf[23374]: None; identhostnamey=helo; client-ip=69.94.131.147; helo=animated.ccdeexam.com; envelope-from=x@x
Mar  5 19:38:24 web01 policyd-spf[23038]: None; identhostnamey=helo; client-ip=69.94.131.147; helo=animated.ccdeexam.com; envelope-from=x@x
Mar  5 19:38:24 web01 policyd-spf[23038]: Pass; identhostnamey=mailfrom; client-ip=69.94.131.147; helo=animated.ccdeexam.com; envelope-from=x@x
Mar  5 19:38:24 web01 policyd-spf[23374]: Pass; identhostnamey=mailfrom; client-ip=69.94.131.147; helo=animated.ccdeexam.com; envelope-from=x@x
Mar x@x
Mar x@x
Mar  5 19:38:24 web01 postfix/smtpd[21982]: disconnect from animated.avyatm.com[69.94.131.147]
Mar  5 19:38:24 web01 postfix/smtpd[23371]: disconnect from animated.avyatm.com[69.94.131.147]
Mar  5 19:44:50 web01 post........
-------------------------------

Jun  5 16:40:40 mail.srvfarm.net postfix/smtpd[3129285]: NOQUEUE: reject: RCPT from unknown[69.94.131.41]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 16:40:43 mail.srvfarm.net postfix/smtpd[3131409]: NOQUEUE: reject: RCPT from unknown[69.94.131.41]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 16:40:45 mail.srvfarm.net postfix/smtpd[3132025]: NOQUEUE: reject: RCPT from unknown[69.94.131.41]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 16:40:46 mail.srvfarm.net postfix/smtpd[3131409]: NOQUEUE: reject: RCPT from unknown[69.94.131.41]: 450 4.1.8 :

Jun  5 17:33:36 mail.srvfarm.net postfix/smtpd[3155924]: NOQUEUE: reject: RCPT from unknown[69.94.131.46]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 17:39:13 mail.srvfarm.net postfix/smtpd[3156526]: NOQUEUE: reject: RCPT from unknown[69.94.131.46]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 17:40:21 mail.srvfarm.net postfix/smtpd[3156526]: NOQUEUE: reject: RCPT from unknown[69.94.131.46]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 17:43:00 mail.srvfarm.net postfix/smtpd[3151339]: NOQUEUE: reject: RCPT from unknown[69.94.131.46]: 450 4.1.8 

Jun  4 14:28:33 mail.srvfarm.net postfix/smtpd[2521387]: NOQUEUE: reject: RCPT from unknown[69.94.131.25]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  4 14:28:40 mail.srvfarm.net postfix/smtpd[2521387]: NOQUEUE: reject: RCPT from unknown[69.94.131.25]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  4 14:28:40 mail.srvfarm.net postfix/smtpd[2515914]: NOQUEUE: reject: RCPT from unknown[69.94.131.25]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  4 14:28:41 mail.srvfarm.net postfix/smtpd[2515915]: NOQUEUE: reject:

Postfix RBL failed

Postfix RBL failed

May 25 13:45:22 mail.srvfarm.net postfix/smtpd[244223]: NOQUEUE: reject: RCPT from unknown[69.94.131.42]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May 25 13:45:46 mail.srvfarm.net postfix/smtpd[235686]: NOQUEUE: reject: RCPT from unknown[69.94.131.42]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May 25 13:46:09 mail.srvfarm.net postfix/smtpd[245831]: NOQUEUE: reject: RCPT from unknown[69.94.131.42]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May 25 13:46:52 mail.srvfarm.net postfix/smtpd[244198]: NOQUEUE: reject: RCPT from unknown[69.94.131.4

Postfix RBL failed

Spam detected 2020.05.18 08:09:20
blocked until 2020.06.12 04:40:43

Email Spam

Apr 24 23:55:27 mail.srvfarm.net postfix/smtpd[581299]: NOQUEUE: reject: RCPT from unknown[69.94.131.7]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 24 23:55:27 mail.srvfarm.net postfix/smtpd[577983]: NOQUEUE: reject: RCPT from unknown[69.94.131.7]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 24 23:55:27 mail.srvfarm.net postfix/smtpd[581296]: NOQUEUE: reject: RCPT from unknown[69.94.131.7]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 24 23:55:27 mail.srvfarm.net postfix/smtpd[581297

Apr 24 05:31:25 mail.srvfarm.net postfix/smtpd[197041]: NOQUEUE: reject: RCPT from unknown[69.94.131.41]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 24 05:35:48 mail.srvfarm.net postfix/smtpd[197674]: NOQUEUE: reject: RCPT from unknown[69.94.131.41]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 24 05:37:10 mail.srvfarm.net postfix/smtpd[193146]: NOQUEUE: reject: RCPT from unknown[69.94.131.41]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 24 05:37:10 mail.srvfarm.net postfix/smtpd[195518]: NOQUEUE: reject: RCP

Apr 23 11:51:45 web01.agentur-b-2.de postfix/smtpd[151314]: NOQUEUE: reject: RCPT from unknown[69.94.131.11]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 23 11:51:45 web01.agentur-b-2.de postfix/smtpd[148165]: NOQUEUE: reject: RCPT from unknown[69.94.131.11]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 23 11:51:45 web01.agentur-b-2.de postfix/smtpd[153585]: NOQUEUE: reject: RCPT from unknown[69.94.131.11]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 23 11:51:45 web01.agentur-b-2.de postfix/smtpd[153584]: NOQUEUE: reject: RCPT from unknown[69.94.131.11]: 45

Apr 22 05:53:25 mail.srvfarm.net postfix/smtpd[3209784]: NOQUEUE: reject: RCPT from unknown[69.94.131.25]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 22 05:53:25 mail.srvfarm.net postfix/smtpd[3209785]: NOQUEUE: reject: RCPT from unknown[69.94.131.25]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 22 05:53:25 mail.srvfarm.net postfix/smtpd[3209787]: NOQUEUE: reject: RCPT from unknown[69.94.131.25]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 22 05:53:26 mail.srvfarm.net postfix/smtpd[3209786]: NOQUEUE: reject: R

Apr 21 05:45:55 web01.agentur-b-2.de postfix/smtpd[1808934]: NOQUEUE: reject: RCPT from unknown[69.94.131.49]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 21 05:45:55 web01.agentur-b-2.de postfix/smtpd[1805329]: NOQUEUE: reject: RCPT from unknown[69.94.131.49]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 21 05:45:55 web01.agentur-b-2.de postfix/smtpd[1809140]: NOQUEUE: reject: RCPT from unknown[69.94.131.49]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 21 05:45:55 web01.agentur-b-2.de postfix/smtpd[1809222]: NOQUEUE: reject: RCPT from unknown[69.94.131.49]: 450 4.7.1 

Apr 19 05:39:16 mail.srvfarm.net postfix/smtpd[443325]: NOQUEUE: reject: RCPT from unknown[69.94.131.33]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 19 05:39:16 mail.srvfarm.net postfix/smtpd[439139]: NOQUEUE: reject: RCPT from unknown[69.94.131.33]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 19 05:39:16 mail.srvfarm.net postfix/smtpd[441854]: NOQUEUE: reject: RCPT from unknown[69.94.131.33]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 19 05:39:16 mail.srvfarm.net postfix/smtpd[439137]: NOQUEUE: reject: RCPT

07.07.2019 06:17:07 Connection to port 4501 blocked by firewall

Jul  7 07:37:16 srv-4 sshd\[7099\]: Invalid user tftp from 106.12.36.21
Jul  7 07:37:16 srv-4 sshd\[7099\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.36.21
Jul  7 07:37:17 srv-4 sshd\[7099\]: Failed password for invalid user tftp from 106.12.36.21 port 40902 ssh2
...

2019-07-07T05:12:46.419935ns1.unifynetsol.net postfix/smtpd\[941\]: warning: unknown\[185.36.81.182\]: SASL LOGIN authentication failed: authentication failure
2019-07-07T06:14:46.520591ns1.unifynetsol.net postfix/smtpd\[12151\]: warning: unknown\[185.36.81.182\]: SASL LOGIN authentication failed: authentication failure
2019-07-07T07:17:06.922138ns1.unifynetsol.net postfix/smtpd\[24592\]: warning: unknown\[185.36.81.182\]: SASL LOGIN authentication failed: authentication failure
2019-07-07T08:19:35.653884ns1.unifynetsol.net postfix/smtpd\[1725\]: warning: unknown\[185.36.81.182\]: SASL LOGIN authentication failed: authentication failure
2019-07-07T09:21:59.652173ns1.unifynetsol.net postfix/smtpd\[12952\]: warning: unknown\[185.36.81.182\]: SASL LOGIN authentication failed: authentication failure

07.07.2019 05:11:57 SSH access blocked by firewall

failed_logins

Jul  7 09:01:12 mail postfix/smtpd\[18574\]: warning: unknown\[78.128.113.66\]: SASL PLAIN authentication failed:
Jul  7 09:01:21 mail postfix/smtpd\[21531\]: warning: unknown\[78.128.113.66\]: SASL PLAIN authentication failed:
Jul  7 09:01:37 mail postfix/smtpd\[18574\]: warning: unknown\[78.128.113.66\]: SASL PLAIN authentication failed:

web-1 [ssh] SSH Attack

SMTP-sasl brute force
...

[SunJul0705:51:24.4961952019][:error][pid20580:tid47152576050944][client45.76.175.175:51888][client45.76.175.175]ModSecurity:Accessdeniedwithcode403\(phase2\).Matchof"rx\(MSWebServicesClientProtocol\|WormlyBot\|webauth@cmcm\\\\\\\\.com\)"against"REQUEST_HEADERS:User-Agent"required.[file"/usr/local/apache.ea3/conf/modsec_rules/20_asl_useragents.conf"][line"391"][id"397989"][rev"1"][msg"Atomicorp.comWAFRules:MSIE6.0detected\(DisableifyouwanttoallowMSIE6\)"][severity"WARNING"][hostname"foreveryoungonline.ch"][uri"/wp-content/plugins/sirv/sirv/readme.txt"][unique_id"XSFsPGBwXJFKeduN9LHUrAAAAEA"][SunJul0705:51:29.4332952019][:error][pid20579:tid47152586557184][client45.76.175.175:58130][client45.76.175.175]ModSecurity:Accessdeniedwithcode403\(phase2\).Matchof"rx\(MSWebServicesClientProtocol\|WormlyBot\|webauth@cmcm\\\\\\\\.com\)"against"REQUEST_HEADERS:User-Agent"required.[file"/usr/local/apache.ea3/conf/modsec_rules/20_asl_useragents.conf"][line"391"][id"397989"][rev"1"][msg"Ato

Brute force attempt

Honeypot attack, port: 23, PTR: 177.19.66.6.static.host.gvt.net.br.

Jul  7 05:51:49 www sshd\[3327\]: Invalid user fa from 190.143.39.211 port 59266
...

Jul  1 23:33:18 ovpn sshd[20664]: Did not receive identification string from 163.172.133.109
Jul  1 23:34:33 ovpn sshd[20883]: Invalid user deepak from 163.172.133.109
Jul  1 23:34:33 ovpn sshd[20883]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.133.109
Jul  1 23:34:34 ovpn sshd[20883]: Failed password for invalid user deepak from 163.172.133.109 port 49518 ssh2
Jul  1 23:34:34 ovpn sshd[20883]: Received disconnect from 163.172.133.109 port 49518:11: Normal Shutdown, Thank you for playing [preauth]
Jul  1 23:34:34 ovpn sshd[20883]: Disconnected from 163.172.133.109 port 49518 [preauth]
Jul  1 23:35:02 ovpn sshd[20969]: Invalid user steam from 163.172.133.109
Jul  1 23:35:02 ovpn sshd[20969]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.133.109
Jul  1 23:35:03 ovpn sshd[20969]: Failed password for invalid user steam from 163.172.133.109 port 34582 ssh2

........
-----------------------------------------------

Jul  7 08:26:31 mail postfix/smtpd\[14169\]: warning: unknown\[103.231.139.130\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul  7 08:27:15 mail postfix/smtpd\[14170\]: warning: unknown\[103.231.139.130\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul  7 08:27:57 mail postfix/smtpd\[12000\]: warning: unknown\[103.231.139.130\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6

$f2bV_matches