Apr 26 07:36:00 MainVPS sshd[7452]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root
Apr 26 07:36:02 MainVPS sshd[7452]: Failed password for root from 222.186.15.158 port 19094 ssh2
Apr 26 07:36:10 MainVPS sshd[7502]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root
Apr 26 07:36:12 MainVPS sshd[7502]: Failed password for root from 222.186.15.158 port 48623 ssh2
Apr 26 07:36:20 MainVPS sshd[7676]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root
Apr 26 07:36:22 MainVPS sshd[7676]: Failed password for root from 222.186.15.158 port 25041 ssh2
...

Apr 26 13:42:30 our-server-hostname sshd[7550]: Invalid user nn from 172.105.48.61
Apr 26 13:42:33 our-server-hostname sshd[7550]: Failed password for invalid user nn from 172.105.48.61 port 56188 ssh2
Apr 26 13:54:57 our-server-hostname sshd[9950]: Failed password for r.r from 172.105.48.61 port 58216 ssh2
Apr 26 13:59:13 our-server-hostname sshd[10784]: Invalid user tang from 172.105.48.61
Apr 26 13:59:15 our-server-hostname sshd[10784]: Failed password for invalid user tang from 172.105.48.61 port 43286 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=172.105.48.61

Apr 26 06:52:37 home sshd[11757]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.63.104.211
Apr 26 06:52:39 home sshd[11757]: Failed password for invalid user ania from 45.63.104.211 port 56773 ssh2
Apr 26 06:56:47 home sshd[12345]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.63.104.211
...

Apr 25 19:33:40 sachi sshd\[24648\]: Invalid user username from 203.90.233.7
Apr 25 19:33:40 sachi sshd\[24648\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.90.233.7
Apr 25 19:33:43 sachi sshd\[24648\]: Failed password for invalid user username from 203.90.233.7 port 33192 ssh2
Apr 25 19:37:55 sachi sshd\[25021\]: Invalid user tidb from 203.90.233.7
Apr 25 19:37:55 sachi sshd\[25021\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.90.233.7

Apr 26 07:27:10 server sshd[26223]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.92.195.221
Apr 26 07:27:12 server sshd[26223]: Failed password for invalid user furukawa from 154.92.195.221 port 59765 ssh2
Apr 26 07:32:46 server sshd[26643]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.92.195.221
...

Apr 26 06:27:12 haigwepa sshd[1923]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.13.170 
Apr 26 06:27:15 haigwepa sshd[1923]: Failed password for invalid user usher from 117.50.13.170 port 43834 ssh2
...

Apr 26 07:47:22 debian-2gb-nbg1-2 kernel: \[10138979.408297\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=161.35.19.155 DST=195.201.40.59 LEN=45 TOS=0x00 PREC=0x00 TTL=246 ID=54321 PROTO=UDP SPT=33483 DPT=53413 LEN=25

Port probing on unauthorized port 88

Unauthorized access or intrusion attempt detected from Thor banned IP

Invalid user nd from 95.85.33.119 port 50196

Port scan on 1 port(s): 4200

Automatic report - Banned IP Access

2020-04-26T05:40:38.524020randservbullet-proofcloud-66.localdomain sshd[16023]: Invalid user tsserver from 134.175.167.203 port 59724
2020-04-26T05:40:38.528504randservbullet-proofcloud-66.localdomain sshd[16023]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.167.203
2020-04-26T05:40:38.524020randservbullet-proofcloud-66.localdomain sshd[16023]: Invalid user tsserver from 134.175.167.203 port 59724
2020-04-26T05:40:40.249208randservbullet-proofcloud-66.localdomain sshd[16023]: Failed password for invalid user tsserver from 134.175.167.203 port 59724 ssh2
...

Apr 26 05:47:07 mail.srvfarm.net postfix/smtpd[1234558]: NOQUEUE: reject: RCPT from unknown[217.112.142.132]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 26 05:47:51 mail.srvfarm.net postfix/smtpd[1237090]: NOQUEUE: reject: RCPT from unknown[217.112.142.132]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 26 05:48:20 mail.srvfarm.net postfix/smtpd[1237092]: NOQUEUE: reject: RCPT from unknown[217.112.142.132]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Apr 26 05:48:31 mail.srvfarm.net postfix/smtpd[1237098]: NOQUEUE: reject: RCPT from unknown[217.112.142.132]: 450 4.1.8 

[Sun Apr 26 10:54:19.129874 2020] [:error] [pid 21802:tid 140358040266496] [client 154.127.125.3:54682] [client 154.127.125.3] ModSecurity: Access denied with code 403 (phase 2). Matched phrase "python-requests" at REQUEST_HEADERS:User-Agent. [file "/etc/modsecurity/owasp-modsecurity-crs-3.2.0/rules/REQUEST-913-SCANNER-DETECTION.conf"] [line "147"] [id "913101"] [msg "Found User-Agent associated with scripting/generic HTTP client"] [data "Matched Data: python-requests found within REQUEST_HEADERS:User-Agent: python-requests/2.22.0"] [severity "CRITICAL"] [ver "OWASP_CRS/3.2.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-reputation-scripting"] [tag "OWASP_CRS"] [tag "OWASP_CRS/AUTOMATION/SCRIPTING"] [tag "WASCTC/WASC-21"] [tag "OWASP_TOP_10/A7"] [tag "PCI/6.5.10"] [tag "paranoia-level/2"] [hostname "103.27.207.197"] [uri "/admin/config.php"] [unique_id "XqUF668KU9Yfein2kOMX7AAAAIg"]
...