Aug 10 05:41:37 dev0-dcde-rnet sshd[5405]: Failed password for root from 222.186.175.183 port 35844 ssh2
Aug 10 05:41:50 dev0-dcde-rnet sshd[5405]: error: maximum authentication attempts exceeded for root from 222.186.175.183 port 35844 ssh2 [preauth]
Aug 10 05:41:56 dev0-dcde-rnet sshd[5407]: Failed password for root from 222.186.175.183 port 41170 ssh2

Lines containing failures of 49.69.158.159
Aug  4 09:04:05 neweola sshd[5283]: Bad protocol version identification '' from 49.69.158.159 port 40699
Aug  4 09:04:10 neweola sshd[5284]: Invalid user pi from 49.69.158.159 port 40970
Aug  4 09:04:11 neweola sshd[5284]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.69.158.159 
Aug  4 09:04:12 neweola sshd[5284]: Failed password for invalid user pi from 49.69.158.159 port 40970 ssh2
Aug  4 09:04:16 neweola sshd[5284]: Connection closed by invalid user pi 49.69.158.159 port 40970 [preauth]
Aug  4 09:04:21 neweola sshd[5287]: Invalid user pi from 49.69.158.159 port 45583
Aug  4 09:04:22 neweola sshd[5287]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.69.158.159 


........
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https://www.blocklist.de/en/view.html?ip=49.69.158.159

Sent packet to closed port: 5985

(sshd) Failed SSH login from 85.209.0.253 (RU/Russia/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Aug 10 05:08:42 amsweb01 sshd[22526]: Did not receive identification string from 85.209.0.253 port 64170
Aug 10 05:08:44 amsweb01 sshd[22536]: Did not receive identification string from 85.209.0.253 port 52548
Aug 10 05:08:45 amsweb01 sshd[22528]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=85.209.0.253  user=root
Aug 10 05:08:45 amsweb01 sshd[22529]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=85.209.0.253  user=root
Aug 10 05:08:46 amsweb01 sshd[22539]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=85.209.0.253  user=root

Aug 10 05:12:39 * sshd[14802]: Failed password for root from 218.92.0.248 port 51739 ssh2
Aug 10 05:12:52 * sshd[14802]: error: maximum authentication attempts exceeded for root from 218.92.0.248 port 51739 ssh2 [preauth]

2020-08-10T03:46:47.087923centos sshd[20954]: Failed password for root from 103.140.83.20 port 44534 ssh2
2020-08-10T03:49:38.387463centos sshd[21724]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.140.83.20  user=root
2020-08-10T03:49:40.181919centos sshd[21724]: Failed password for root from 103.140.83.20 port 42864 ssh2
...

xmlrpc attack

Unauthorised access (Aug 10) SRC=202.107.188.12 LEN=60 TTL=51 ID=10760 DF TCP DPT=1433 WINDOW=14600 SYN

 TCP (SYN) 62.203.183.52:49697 -> port 22, len 40

Attacks websites by trying to access known vulnerables of plugins, brute-force of backends or probing of administrative tools

$f2bV_matches

Aug 10 04:52:12 mout sshd[5143]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.52.12.21  user=root
Aug 10 04:52:14 mout sshd[5143]: Failed password for root from 106.52.12.21 port 52518 ssh2

Aug 10 03:55:02 lnxded64 sshd[25125]: Failed password for root from 47.245.1.172 port 42300 ssh2
Aug 10 03:55:02 lnxded64 sshd[25125]: Failed password for root from 47.245.1.172 port 42300 ssh2

Aug 10 05:15:23 vps639187 sshd\[10793\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.182  user=root
Aug 10 05:15:26 vps639187 sshd\[10793\]: Failed password for root from 222.186.175.182 port 32728 ssh2
Aug 10 05:15:29 vps639187 sshd\[10793\]: Failed password for root from 222.186.175.182 port 32728 ssh2
...

167.114.96.156 (CA/Canada/156.ip-167-114-96.net), 12 distributed sshd attacks on account [root] in the last 3600 secs