Invalid user lby from 202.70.65.229 port 35562

Jul 31 05:21:41 mail.srvfarm.net postfix/smtps/smtpd[167794]: warning: unknown[31.170.59.176]: SASL PLAIN authentication failed: 
Jul 31 05:21:41 mail.srvfarm.net postfix/smtps/smtpd[167794]: lost connection after AUTH from unknown[31.170.59.176]
Jul 31 05:26:30 mail.srvfarm.net postfix/smtps/smtpd[167986]: warning: unknown[31.170.59.176]: SASL PLAIN authentication failed: 
Jul 31 05:26:30 mail.srvfarm.net postfix/smtps/smtpd[167986]: lost connection after AUTH from unknown[31.170.59.176]
Jul 31 05:29:53 mail.srvfarm.net postfix/smtps/smtpd[167741]: warning: unknown[31.170.59.176]: SASL PLAIN authentication failed:

SSH Brute Force

Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2020-07-31T03:44:09Z and 2020-07-31T03:49:25Z

2020-07-31T04:34:39.291516morrigan.ad5gb.com sshd[240953]: Failed password for root from 62.234.74.168 port 40442 ssh2
2020-07-31T04:34:39.798737morrigan.ad5gb.com sshd[240953]: Disconnected from authenticating user root 62.234.74.168 port 40442 [preauth]

Jul 31 11:25:36 *host* sshd\[6908\]: Unable to negotiate with 222.186.173.238 port 49150: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1 \[preauth\]

ET CINS Active Threat Intelligence Poor Reputation IP group 68 - port: 17380 proto: tcp cat: Misc Attackbytes: 60

195.154.48.117 - - [31/Jul/2020:07:42:14 +0100] "POST /wp-login.php HTTP/1.1" 200 2213 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
195.154.48.117 - - [31/Jul/2020:07:42:15 +0100] "POST /wp-login.php HTTP/1.1" 200 2234 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
195.154.48.117 - - [31/Jul/2020:07:42:15 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...

Jul 31 06:56:18 inter-technics sshd[7606]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.242.206  user=root
Jul 31 06:56:20 inter-technics sshd[7606]: Failed password for root from 54.38.242.206 port 36996 ssh2
Jul 31 07:00:20 inter-technics sshd[7887]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.242.206  user=root
Jul 31 07:00:21 inter-technics sshd[7887]: Failed password for root from 54.38.242.206 port 47544 ssh2
Jul 31 07:04:21 inter-technics sshd[8121]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.242.206  user=root
Jul 31 07:04:23 inter-technics sshd[8121]: Failed password for root from 54.38.242.206 port 58072 ssh2
...

SSH Brute Force

(From bernhardt.dong65@googlemail.com) Good afternoon, I was just visiting your site and filled out your "contact us" form. The "contact us" page on your site sends you these messages to your email account which is why you are reading my message right now correct? This is the holy grail with any kind of advertising, making people actually READ your advertisement and that's exactly what I just accomplished with you! If you have something you would like to promote to millions of websites via their contact forms in the US or to any country worldwide send me a quick note now, I can even target specific niches and my prices are very low. Write an email to: destineylylazo75@gmail.com

silence these ads https://bit.ly/2VBnm2R

 TCP (SYN) 112.160.193.213:60061 -> port 23, len 44

2020-07-31T05:42:40.592303abusebot-3.cloudsearch.cf sshd[21407]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.111  user=root
2020-07-31T05:42:42.721912abusebot-3.cloudsearch.cf sshd[21407]: Failed password for root from 49.88.112.111 port 26633 ssh2
2020-07-31T05:42:44.982019abusebot-3.cloudsearch.cf sshd[21407]: Failed password for root from 49.88.112.111 port 26633 ssh2
2020-07-31T05:42:40.592303abusebot-3.cloudsearch.cf sshd[21407]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.111  user=root
2020-07-31T05:42:42.721912abusebot-3.cloudsearch.cf sshd[21407]: Failed password for root from 49.88.112.111 port 26633 ssh2
2020-07-31T05:42:44.982019abusebot-3.cloudsearch.cf sshd[21407]: Failed password for root from 49.88.112.111 port 26633 ssh2
2020-07-31T05:42:40.592303abusebot-3.cloudsearch.cf sshd[21407]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruse
...

Brute force attempt

(ID/Indonesia/-) SMTP Bruteforcing attempts