Apr 20 13:54:03 webhost01 sshd[13535]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.124.142.206
Apr 20 13:54:04 webhost01 sshd[13535]: Failed password for invalid user admin from 106.124.142.206 port 37914 ssh2
...

Apr 20 09:07:28 ns382633 sshd\[2905\]: Invalid user sftpuser from 45.32.76.94 port 48662
Apr 20 09:07:28 ns382633 sshd\[2905\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.32.76.94
Apr 20 09:07:30 ns382633 sshd\[2905\]: Failed password for invalid user sftpuser from 45.32.76.94 port 48662 ssh2
Apr 20 09:15:57 ns382633 sshd\[4994\]: Invalid user kw from 45.32.76.94 port 47828
Apr 20 09:15:57 ns382633 sshd\[4994\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.32.76.94

Apr 20 10:13:41 takio postfix/smtpd[19302]: lost connection after AUTH from unknown[92.118.38.83]
Apr 20 10:16:49 takio postfix/smtpd[19346]: lost connection after AUTH from unknown[92.118.38.83]
Apr 20 10:20:05 takio postfix/smtpd[19357]: lost connection after AUTH from unknown[92.118.38.83]

Apr 20 08:15:36 sso sshd[28514]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.63.214.204
Apr 20 08:15:38 sso sshd[28514]: Failed password for invalid user kh from 59.63.214.204 port 45837 ssh2
...

Apr 20 11:49:52 itv-usvr-01 sshd[3080]: Invalid user au from 186.24.43.28
Apr 20 11:49:52 itv-usvr-01 sshd[3080]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=186.24.43.28
Apr 20 11:49:52 itv-usvr-01 sshd[3080]: Invalid user au from 186.24.43.28
Apr 20 11:49:55 itv-usvr-01 sshd[3080]: Failed password for invalid user au from 186.24.43.28 port 52375 ssh2

GB - - [19 Apr 2020:20:12:37 +0300] "POST  wp-login.php?action=register HTTP 1.1" 302 - "-" "Mozilla 5.0 Windows NT 6.1; Win64; x64; rv:66.0 Gecko 20100101 Firefox 66.0"

2020-04-20T07:52:41.968698centos sshd[4589]: Failed password for root from 58.150.46.6 port 46490 ssh2
2020-04-20T07:57:31.565584centos sshd[4885]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.150.46.6  user=root
2020-04-20T07:57:33.730217centos sshd[4885]: Failed password for root from 58.150.46.6 port 36544 ssh2
...

Apr 20 07:00:00 localhost sshd[14289]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns388892.ip-176-31-255.eu  user=root
Apr 20 07:00:03 localhost sshd[14289]: Failed password for root from 176.31.255.223 port 52816 ssh2
Apr 20 07:04:48 localhost sshd[14730]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns388892.ip-176-31-255.eu  user=root
Apr 20 07:04:51 localhost sshd[14730]: Failed password for root from 176.31.255.223 port 54604 ssh2
Apr 20 07:08:35 localhost sshd[15048]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns388892.ip-176-31-255.eu  user=root
Apr 20 07:08:37 localhost sshd[15048]: Failed password for root from 176.31.255.223 port 42882 ssh2
...

Apr 20 09:05:04 server sshd[12592]: Failed password for invalid user ap from 49.235.234.94 port 44638 ssh2
Apr 20 09:09:16 server sshd[13805]: Failed password for invalid user ubuntu from 49.235.234.94 port 34780 ssh2
Apr 20 09:13:38 server sshd[15036]: Failed password for invalid user el from 49.235.234.94 port 53162 ssh2

SpamScore above: 10.0

Apr 20 05:45:22 mail.srvfarm.net postfix/smtpd[1039654]: NOQUEUE: reject: RCPT from unknown[217.112.142.149]: 554 5.7.1 Service unavailable; Client host [217.112.142.149] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Apr 20 05:46:52 mail.srvfarm.net postfix/smtpd[1041582]: NOQUEUE: reject: RCPT from unknown[217.112.142.149]: 554 5.7.1 Service unavailable; Client host [217.112.142.149] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Apr 20 05:49:49 mail.srvfarm.net postfix/smtpd[1039654]: NOQUEUE: reject: RCPT from unknown[217.112.142.149]: 554 5.7.1 Service unavailable; Client host [217.112.142.149] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=

Apr 20 08:19:11 mail.srvfarm.net postfix/smtpd[2028605]: warning: mail.hkas.edu.hk[58.64.215.154]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr 20 08:19:11 mail.srvfarm.net postfix/smtpd[2028605]: lost connection after AUTH from mail.hkas.edu.hk[58.64.215.154]
Apr 20 08:19:41 mail.srvfarm.net postfix/smtpd[2026371]: warning: mail.hkas.edu.hk[58.64.215.154]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr 20 08:19:41 mail.srvfarm.net postfix/smtpd[2026371]: lost connection after AUTH from mail.hkas.edu.hk[58.64.215.154]
Apr 20 08:21:28 mail.srvfarm.net postfix/smtpd[2028603]: warning: mail.hkas.edu.hk[58.64.215.154]: SASL LOGIN authentication failed: UGFzc3dvcmQ6

Apr 20 09:15:25 sso sshd[3166]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.175.195
Apr 20 09:15:27 sso sshd[3166]: Failed password for invalid user hq from 159.203.175.195 port 33280 ssh2
...

(smtpauth) Failed SMTP AUTH login from 179.52.22.104 (DO/Dominican Republic/104.22.52.179.d.dyn.claro.net.do): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-04-20 08:26:27 login authenticator failed for (ADMIN) [179.52.22.104]: 535 Incorrect authentication data (set_id=heidari@safanicu.com)

WordPress wp-login brute force :: 190.218.251.162 0.052 BYPASS [20/Apr/2020:05:01:05  0000] [censored_2] "POST /wp-login.php HTTP/1.1" 200 2287 "https://[censored_2]/wp-login.php" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36"