2020-04-20T01:17:23.7848811495-001 sshd[10546]: Invalid user yi from 106.12.168.88 port 56572
2020-04-20T01:17:23.7919591495-001 sshd[10546]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.168.88
2020-04-20T01:17:23.7848811495-001 sshd[10546]: Invalid user yi from 106.12.168.88 port 56572
2020-04-20T01:17:25.7122811495-001 sshd[10546]: Failed password for invalid user yi from 106.12.168.88 port 56572 ssh2
2020-04-20T01:23:31.4637971495-001 sshd[10722]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.168.88  user=root
2020-04-20T01:23:33.2385451495-001 sshd[10722]: Failed password for root from 106.12.168.88 port 38298 ssh2
...

SSH brute-force: detected 6 distinct usernames within a 24-hour window.

$f2bV_matches

Apr 20 06:45:51 vlre-nyc-1 sshd\[17894\]: Invalid user ez from 4.7.94.244
Apr 20 06:45:51 vlre-nyc-1 sshd\[17894\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=4.7.94.244
Apr 20 06:45:53 vlre-nyc-1 sshd\[17894\]: Failed password for invalid user ez from 4.7.94.244 port 37036 ssh2
Apr 20 06:50:11 vlre-nyc-1 sshd\[18042\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=4.7.94.244  user=root
Apr 20 06:50:13 vlre-nyc-1 sshd\[18042\]: Failed password for root from 4.7.94.244 port 56464 ssh2
...

Invalid user postgres from 181.40.76.162 port 47846

WordPress XMLRPC scan :: 198.54.120.148 0.220 BYPASS [20/Apr/2020:03:56:50  0000] www.[censored_2] "POST /xmlrpc.php HTTP/1.1" 200 217 "-" "Mozilla/5.0 (Linux; Android 8.0.0; FIG-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.80 Mobile Safari/537.36"

18641/tcp
[2020-04-20]1pkt

Apr 20 05:38:05 mail.srvfarm.net postfix/smtpd[1039654]: NOQUEUE: reject: RCPT from unknown[217.112.142.97]: 554 5.7.1 Service unavailable; Client host [217.112.142.97] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Apr 20 05:39:27 mail.srvfarm.net postfix/smtpd[1039769]: NOQUEUE: reject: RCPT from unknown[217.112.142.97]: 554 5.7.1 Service unavailable; Client host [217.112.142.97] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Apr 20 05:39:34 mail.srvfarm.net postfix/smtpd[1041582]: NOQUEUE: reject: RCPT from unknown[217.112.142.97]: 554 5.7.1 Service unavailable; Client host [217.112.142.97] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= pr

2020-04-20T08:21:07.313880vps751288.ovh.net sshd\[4982\]: Invalid user webmaster from 106.13.123.29 port 60054
2020-04-20T08:21:07.322441vps751288.ovh.net sshd\[4982\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.123.29
2020-04-20T08:21:09.543345vps751288.ovh.net sshd\[4982\]: Failed password for invalid user webmaster from 106.13.123.29 port 60054 ssh2
2020-04-20T08:26:34.858447vps751288.ovh.net sshd\[5072\]: Invalid user ps from 106.13.123.29 port 36106
2020-04-20T08:26:34.866326vps751288.ovh.net sshd\[5072\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.123.29

SSH Brute Force

Unauthorised access (Apr 20) SRC=95.57.87.79 LEN=52 TTL=120 ID=26167 DF TCP DPT=445 WINDOW=8192 SYN

(From claudiauclement@yahoo.com) Hi, We are wondering if you would be interested in our service, where we can provide you with a dofollow link from Amazon (DA 96) back to michelchiropracticcenter.com?

The price is just $79 per link, via Paypal.

To explain what DA is and the benefit for your website, along with a sample of an existing link, please read here: https://justpaste.it/6jp87

If you'd be interested in learning more, reply to this email but please make sure you include the word INTERESTED in the subject line field, so we can get to your reply sooner.

Kind Regards,
Claudia

Apr 19 19:54:53 kapalua sshd\[5105\]: Invalid user oracle from 157.230.150.102
Apr 19 19:54:53 kapalua sshd\[5105\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.150.102
Apr 19 19:54:55 kapalua sshd\[5105\]: Failed password for invalid user oracle from 157.230.150.102 port 42290 ssh2
Apr 19 19:58:49 kapalua sshd\[5408\]: Invalid user test from 157.230.150.102
Apr 19 19:58:49 kapalua sshd\[5408\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.150.102

2020-04-20 08:35:33 dovecot_plain authenticator failed for \(ip-113-75.4vendeta.com.\) \[78.128.113.75\]: 535 Incorrect authentication data \(set_id=commerciale@opso.it\)
2020-04-20 08:35:41 dovecot_plain authenticator failed for \(ip-113-75.4vendeta.com.\) \[78.128.113.75\]: 535 Incorrect authentication data
2020-04-20 08:35:52 dovecot_plain authenticator failed for \(ip-113-75.4vendeta.com.\) \[78.128.113.75\]: 535 Incorrect authentication data
2020-04-20 08:35:58 dovecot_plain authenticator failed for \(ip-113-75.4vendeta.com.\) \[78.128.113.75\]: 535 Incorrect authentication data
2020-04-20 08:36:11 dovecot_plain authenticator failed for \(ip-113-75.4vendeta.com.\) \[78.128.113.75\]: 535 Incorrect authentication data

Invalid user ubuntu from 218.245.1.169 port 58370