Postfix RBL failed

IP was detected trying to Brute-Force SSH, FTP, Web Apps, Port-Scan or Hacking.

IP was detected trying to Brute-Force SSH, FTP, Web Apps, Port-Scan or Hacking.

Email spam message

Jun 16 05:10:11 mail.srvfarm.net postfix/smtpd[915897]: NOQUEUE: reject: RCPT from unknown[217.112.128.161]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 16 05:10:11 mail.srvfarm.net postfix/smtpd[916001]: NOQUEUE: reject: RCPT from unknown[217.112.128.161]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 16 05:10:11 mail.srvfarm.net postfix/smtpd[916085]: NOQUEUE: reject: RCPT from unknown[217.112.128.161]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 16 05:10:13 mail.srvfarm.net postfix/smtpd[906475]: NOQUEUE: reject: RCPT from unknown[217.112.128.161

Jun 16 05:28:44 mail.srvfarm.net postfix/smtpd[953476]: NOQUEUE: reject: RCPT from unknown[217.112.128.208]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 16 05:29:50 mail.srvfarm.net postfix/smtpd[953484]: NOQUEUE: reject: RCPT from unknown[217.112.128.208]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 16 05:36:33 mail.srvfarm.net postfix/smtpd[953473]: NOQUEUE: reject: RCPT from unknown[217.112.128.208]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun 16 05:36:33 mail.srvfarm.net postfix/smtpd[936017]: NOQUEUE: reject: RCPT from unknown[217.112.128.208]: 450 4.1.8 

Jun  5 18:05:24 mail.srvfarm.net postfix/smtpd[3172177]: NOQUEUE: reject: RCPT from unknown[217.112.128.61]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 18:05:24 mail.srvfarm.net postfix/smtpd[3159447]: NOQUEUE: reject: RCPT from unknown[217.112.128.61]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 18:07:13 mail.srvfarm.net postfix/smtpd[3160160]: NOQUEUE: reject: RCPT from unknown[217.112.128.61]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  5 18:07:13 mail.srvfarm.net postfix/smtpd[3160138]: NOQUEUE: reject: RCPT fr

Jun  4 13:55:50 mail.srvfarm.net postfix/smtpd[2502236]: NOQUEUE: reject: RCPT from unknown[217.112.128.207]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  4 13:56:38 mail.srvfarm.net postfix/smtpd[2502231]: NOQUEUE: reject: RCPT from unknown[217.112.128.207]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  4 13:57:06 mail.srvfarm.net postfix/smtpd[2502231]: NOQUEUE: reject: RCPT from unknown[217.112.128.207]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Jun  4 13:57:31 mail.srvfarm.net postfix/smtpd[2502236]: NOQUEUE: reject: RCPT from unknown[217.112.128.207]: 450 4.1.8 

May  7 19:17:07 server postfix/smtpd[19737]: NOQUEUE: reject: RCPT from kinky.zilanco.com[217.112.128.246]: 554 5.7.1 Service unavailable; Client host [217.112.128.246] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBL461503 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=

SpamScore above: 10.0

May  4 13:59:58 mail.srvfarm.net postfix/smtpd[3200928]: NOQUEUE: reject: RCPT from unknown[217.112.128.242]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May  4 14:02:28 mail.srvfarm.net postfix/smtpd[3194833]: NOQUEUE: reject: RCPT from unknown[217.112.128.242]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May  4 14:02:28 mail.srvfarm.net postfix/smtpd[3199545]: NOQUEUE: reject: RCPT from unknown[217.112.128.242]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May  4 14:04:26 mail.srvfarm.net postfix/smtpd[3199545]: NOQUEUE: reject: RCPT fr

Brute force attempt

May  2 05:47:33 mail.srvfarm.net postfix/smtpd[1730651]: NOQUEUE: reject: RCPT from unknown[217.112.128.143]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May  2 05:49:22 mail.srvfarm.net postfix/smtpd[1728026]: NOQUEUE: reject: RCPT from unknown[217.112.128.143]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May  2 05:54:07 mail.srvfarm.net postfix/smtpd[1728026]: NOQUEUE: reject: RCPT from unknown[217.112.128.143]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
May  2 05:54:42 mail.srvfarm.net postfix/smtpd[1730698]: NOQUEUE: reject: RCPT from unknown[217.112.128.143]: 450 4.1.8 

Apr 29 22:32:28 web01.agentur-b-2.de postfix/smtpd[1198258]: NOQUEUE: reject: RCPT from unknown[217.112.128.175]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 29 22:32:28 web01.agentur-b-2.de postfix/smtpd[1196196]: NOQUEUE: reject: RCPT from unknown[217.112.128.175]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 29 22:32:28 web01.agentur-b-2.de postfix/smtpd[1200720]: NOQUEUE: reject: RCPT from unknown[217.112.128.175]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr 29 22:32:28 web01.agentur-b-2.de postfix/smtpd[1200719]: NOQUEUE: reject: RCPT from unknown[

Apr 27 22:06:27 mail.srvfarm.net postfix/smtpd[579250]: NOQUEUE: reject: RCPT from palliate.kranbery.com[217.112.128.159]: 554 5.7.1 Service unavailable; Client host [217.112.128.159] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBL461503 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Apr 27 22:06:32 mail.srvfarm.net postfix/smtpd[578441]: NOQUEUE: reject: RCPT from palliate.kranbery.com[217.112.128.159]: 554 5.7.1 Service unavailable; Client host [217.112.128.159] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBL461503 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Apr 27 22:07:00 mail.srvfarm.net postfix/smtpd[583779]: NOQUEUE: reject: RCPT from palliate.kranbery.com[217.112.128.159]: 554 5.7.1 Service unavailable; Client host [217.112.128.

Apr 26 23:36:47 web01.agentur-b-2.de postfix/smtpd[1529141]: NOQUEUE: reject: RCPT from sudden.kranbery.com[217.112.128.183]: 554 5.7.1 Service unavailable; Client host [217.112.128.183] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS / https://www.spamhaus.org/sbl/query/SBL461503; from= to= proto=ESMTP helo=
Apr 26 23:36:47 web01.agentur-b-2.de postfix/smtpd[1530498]: NOQUEUE: reject: RCPT from sudden.kranbery.com[217.112.128.183]: 554 5.7.1 Service unavailable; Client host [217.112.128.183] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS / https://www.spamhaus.org/sbl/query/SBL461503; from= to= proto=ESMTP helo=
Apr 26 23:36:47 web01.agentur-b-2.de postfix/smtpd[1531377]: NOQUEUE: reject: RCPT from sudden.kranbery.com[217.112.128.183]: 554 5.7.1 Service unavailable; Client host [217.112.128.183] blocked us

Automatic report - SSH Brute-Force Attack

Mar 24 19:02:06 debian-2gb-nbg1-2 kernel: \[7332009.415296\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=180.166.141.58 DST=195.201.40.59 LEN=40 TOS=0x08 PREC=0x00 TTL=237 ID=39324 PROTO=TCP SPT=57198 DPT=3391 WINDOW=1024 RES=0x00 SYN URGP=0

Mar 24 18:32:09 localhost sshd[90747]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.23  user=root
Mar 24 18:32:10 localhost sshd[90747]: Failed password for root from 222.186.175.23 port 23516 ssh2
Mar 24 18:32:12 localhost sshd[90747]: Failed password for root from 222.186.175.23 port 23516 ssh2
Mar 24 18:32:09 localhost sshd[90747]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.23  user=root
Mar 24 18:32:10 localhost sshd[90747]: Failed password for root from 222.186.175.23 port 23516 ssh2
Mar 24 18:32:12 localhost sshd[90747]: Failed password for root from 222.186.175.23 port 23516 ssh2
Mar 24 18:32:09 localhost sshd[90747]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.23  user=root
Mar 24 18:32:10 localhost sshd[90747]: Failed password for root from 222.186.175.23 port 23516 ssh2
Mar 24 18:32:12 localhost sshd[90747]: Fa
...

xmlrpc attack

Mar 24 14:32:15 plusreed sshd[11662]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.91  user=root
Mar 24 14:32:17 plusreed sshd[11662]: Failed password for root from 222.186.15.91 port 35094 ssh2
...

(sshd) Failed SSH login from 123.206.88.24 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Mar 24 19:11:50 amsweb01 sshd[32729]: Invalid user hanwang from 123.206.88.24 port 39046
Mar 24 19:11:52 amsweb01 sshd[32729]: Failed password for invalid user hanwang from 123.206.88.24 port 39046 ssh2
Mar 24 19:28:45 amsweb01 sshd[2391]: Invalid user bz from 123.206.88.24 port 53096
Mar 24 19:28:47 amsweb01 sshd[2391]: Failed password for invalid user bz from 123.206.88.24 port 53096 ssh2
Mar 24 19:32:13 amsweb01 sshd[2929]: Invalid user vg from 123.206.88.24 port 53942

Mar 24 14:50:55 mail.srvfarm.net postfix/smtpd[2019462]: NOQUEUE: reject: RCPT from unknown[159.224.226.164]: 554 5.7.1 Service unavailable; Client host [159.224.226.164] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?159.224.226.164; from= to= proto=ESMTP helo=<164.226.224.159.triolan.net>
Mar 24 14:50:55 mail.srvfarm.net postfix/smtpd[2019462]: NOQUEUE: reject: RCPT from unknown[159.224.226.164]: 554 5.7.1 Service unavailable; Client host [159.224.226.164] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?159.224.226.164; from= to= proto=ESMTP helo=<164.226.224.159.triolan.net>
Mar 24 14:50:56 mail.srvfarm.net postfix/smtpd[2019462]: NOQUEUE: reject: RCPT from unknown[159.224.226.164]: 554 5.7.1 Service unavailable; Client host [159.224.226.164] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?159.224.226.164; from=

Mar 24 14:31:57 mail sshd\[42326\]: Invalid user daniel from 46.218.85.122
Mar 24 14:31:57 mail sshd\[42326\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.218.85.122
...

SSH bruteforce (Triggered fail2ban)

Multiple SSH login attempts.

(sshd) Failed SSH login from 195.69.222.169 (UA/Ukraine/host169-222.impuls.net.ua): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Mar 24 18:53:25 ubnt-55d23 sshd[18831]: Invalid user hailie from 195.69.222.169 port 35745
Mar 24 18:53:27 ubnt-55d23 sshd[18831]: Failed password for invalid user hailie from 195.69.222.169 port 35745 ssh2

-

Total attacks: 2

2020-03-24T18:07:52.907199shield sshd\[30137\]: Invalid user gy from 138.68.168.137 port 33476
2020-03-24T18:07:52.913682shield sshd\[30137\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.68.168.137
2020-03-24T18:07:55.128671shield sshd\[30137\]: Failed password for invalid user gy from 138.68.168.137 port 33476 ssh2
2020-03-24T18:11:50.402980shield sshd\[31146\]: Invalid user office from 138.68.168.137 port 42502
2020-03-24T18:11:50.410060shield sshd\[31146\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.68.168.137

$f2bV_matches