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

Apr  7 05:42:43 web01.agentur-b-2.de postfix/smtpd[69922]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr  7 05:42:43 web01.agentur-b-2.de postfix/smtpd[71842]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr  7 05:42:43 web01.agentur-b-2.de postfix/smtpd[71939]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr  7 05:42:43 web01.agentur-b-2.de postfix/smtpd[71940]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.7.1 

Apr  3 06:01:54 web01.agentur-b-2.de postfix/smtpd[485969]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr  3 06:11:31 web01.agentur-b-2.de postfix/smtpd[485965]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr  3 06:11:31 web01.agentur-b-2.de postfix/smtpd[491336]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo=
Apr  3 06:11:32 web01.agentur-b-2.de postfix/smtpd[485969]: NOQUEUE: reject: RCPT from unknown[69.94.158.83]: 450 4.7.1 : Helo command

Email Spam

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  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

Apr 22 05:27:14 mail.srvfarm.net postfix/smtpd[3205642]: NOQUEUE: reject: RCPT from unknown[69.94.158.72]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 22 05:27:20 mail.srvfarm.net postfix/smtpd[3192594]: NOQUEUE: reject: RCPT from unknown[69.94.158.72]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 22 05:27:45 mail.srvfarm.net postfix/smtpd[3206783]: NOQUEUE: reject: RCPT from unknown[69.94.158.72]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 22 05:29:13 mail.srvfarm.net postfix/smtpd[3206782]: NOQUEUE: reject:

May 14 00:16:17 ny01 sshd[12210]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.12.137.210
May 14 00:16:19 ny01 sshd[12210]: Failed password for invalid user guest from 195.12.137.210 port 53490 ssh2
May 14 00:19:48 ny01 sshd[12633]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.12.137.210

May 14 08:03:30 ns381471 sshd[19920]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.62.112
May 14 08:03:32 ns381471 sshd[19920]: Failed password for invalid user moses from 123.206.62.112 port 37560 ssh2

2020-05-14T07:54:28.542784vps773228.ovh.net sshd[31510]: Invalid user ubuntu from 103.63.215.83 port 51160
2020-05-14T07:54:28.553794vps773228.ovh.net sshd[31510]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.63.215.83
2020-05-14T07:54:28.542784vps773228.ovh.net sshd[31510]: Invalid user ubuntu from 103.63.215.83 port 51160
2020-05-14T07:54:31.092701vps773228.ovh.net sshd[31510]: Failed password for invalid user ubuntu from 103.63.215.83 port 51160 ssh2
2020-05-14T07:57:08.929865vps773228.ovh.net sshd[31562]: Invalid user hadoop from 103.63.215.83 port 60106
...

Did not receive identification string

SSH brute-force: detected 15 distinct usernames within a 24-hour window.

May 14 08:12:32 vps647732 sshd[29866]: Failed password for ubuntu from 193.112.16.245 port 53526 ssh2
May 14 08:16:09 vps647732 sshd[29922]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.112.16.245
...

Brute forcing RDP port 3389

May 14 05:52:18 debian-2gb-nbg1-2 kernel: \[11687193.570821\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=45.14.224.139 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=49496 PROTO=TCP SPT=51896 DPT=8064 WINDOW=1024 RES=0x00 SYN URGP=0

May 14 05:04:55 IngegnereFirenze sshd[29895]: Failed password for invalid user servers from 159.203.177.191 port 54622 ssh2
...

May 14 08:42:34 pkdns2 sshd\[3956\]: Invalid user admin from 64.227.30.91May 14 08:42:36 pkdns2 sshd\[3956\]: Failed password for invalid user admin from 64.227.30.91 port 55354 ssh2May 14 08:46:54 pkdns2 sshd\[4181\]: Invalid user stephen1 from 64.227.30.91May 14 08:46:56 pkdns2 sshd\[4181\]: Failed password for invalid user stephen1 from 64.227.30.91 port 35830 ssh2May 14 08:51:18 pkdns2 sshd\[4446\]: Invalid user postgres from 64.227.30.91May 14 08:51:19 pkdns2 sshd\[4446\]: Failed password for invalid user postgres from 64.227.30.91 port 44538 ssh2
...

Invalid user user from 134.122.76.222 port 57358

DATE:2020-05-14 05:51:47, IP:115.127.69.218, PORT:telnet Telnet brute force auth on honeypot server (honey-neo-dc)

WordPress wp-login brute force :: 159.89.2.220 0.104 - [14/May/2020:06:12:20  0000] [censored_1] "POST /wp-login.php HTTP/1.1" 200 1837 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0" "HTTP/1.1"

Rude login attack (563 tries in 1d)

May 14 08:22:28 vmanager6029 sshd\[14384\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.112  user=root
May 14 08:22:30 vmanager6029 sshd\[14382\]: error: PAM: Authentication failure for root from 222.186.30.112
May 14 08:22:30 vmanager6029 sshd\[14387\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.112  user=root