Oct 27 07:48:32 markkoudstaal sshd[30728]: Failed password for root from 51.79.65.158 port 55082 ssh2
Oct 27 07:52:33 markkoudstaal sshd[31106]: Failed password for root from 51.79.65.158 port 37492 ssh2

$f2bV_matches

Oct 27 05:53:30 www4 sshd\[65107\]: Invalid user wls from 200.146.232.97
Oct 27 05:53:30 www4 sshd\[65107\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.146.232.97
Oct 27 05:53:32 www4 sshd\[65107\]: Failed password for invalid user wls from 200.146.232.97 port 51656 ssh2
...

RDP-Bruteforce | Cancer2Ban-Autoban for Windows (see: https://github.com/Zeziroth/Cancer2Ban)

WordPress login Brute force / Web App Attack on client site.

Oct 26 18:49:35 wbs sshd\[14850\]: Invalid user 123 from 104.236.63.99
Oct 26 18:49:35 wbs sshd\[14850\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.63.99
Oct 26 18:49:37 wbs sshd\[14850\]: Failed password for invalid user 123 from 104.236.63.99 port 39114 ssh2
Oct 26 18:53:09 wbs sshd\[15149\]: Invalid user skyware from 104.236.63.99
Oct 26 18:53:09 wbs sshd\[15149\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.63.99

IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/183.89.243.195/ 
 
 TH - 1H : (21)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : TH 
 NAME ASN : ASN45758 
 
 IP : 183.89.243.195 
 
 CIDR : 183.89.0.0/16 
 
 PREFIX COUNT : 64 
 
 UNIQUE IP COUNT : 1069568 
 
 
 ATTACKS DETECTED ASN45758 :  
  1H - 1 
  3H - 3 
  6H - 3 
 12H - 6 
 24H - 6 
 
 DateTime : 2019-10-27 04:53:35 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery

Oct 27 04:36:26 ws22vmsma01 sshd[222119]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.110.140.200
Oct 27 04:36:28 ws22vmsma01 sshd[222119]: Failed password for invalid user postgres from 211.110.140.200 port 48194 ssh2
...

SSH Bruteforce

$f2bV_matches

2019-10-27T06:01:17.196602scmdmz1 sshd\[18629\]: Invalid user jake from 113.54.159.55 port 33042
2019-10-27T06:01:17.199495scmdmz1 sshd\[18629\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.54.159.55
2019-10-27T06:01:19.296996scmdmz1 sshd\[18629\]: Failed password for invalid user jake from 113.54.159.55 port 33042 ssh2
...

DS 的 IP 地址 [103.255.216.166] 已被 SSH 锁定

Oct 26 18:19:25 kapalua sshd\[17094\]: Invalid user joseph1 from 142.93.241.93
Oct 26 18:19:25 kapalua sshd\[17094\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=mobilia.com.pe
Oct 26 18:19:26 kapalua sshd\[17094\]: Failed password for invalid user joseph1 from 142.93.241.93 port 50514 ssh2
Oct 26 18:23:11 kapalua sshd\[17393\]: Invalid user gasoline from 142.93.241.93
Oct 26 18:23:11 kapalua sshd\[17393\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=mobilia.com.pe

Oct 27 10:40:02 areeb-Workstation sshd[1996]: Failed password for root from 211.159.150.10 port 49747 ssh2
Oct 27 10:44:51 areeb-Workstation sshd[2934]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.159.150.10
...

Oct 26 22:45:11 mailman postfix/smtpd[15112]: NOQUEUE: reject: RCPT from unknown[189.208.97.87]: 554 5.7.1 Service unavailable; Client host [189.208.97.87] blocked using sbl-xbl.spamhaus.org; https://www.spamhaus.org/query/ip/189.208.97.87; from= to= proto=ESMTP helo=<[189.208.97.87]>
Oct 26 22:52:57 mailman postfix/smtpd[15170]: NOQUEUE: reject: RCPT from unknown[189.208.97.87]: 554 5.7.1 Service unavailable; Client host [189.208.97.87] blocked using sbl-xbl.spamhaus.org; https://www.spamhaus.org/query/ip/189.208.97.87; from= to= proto=ESMTP helo=<[189.208.97.87]>