Automatic report - Port Scan Attack

2019-10-09T12:32:47.635928homeassistant sshd[7146]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.227.45.246  user=root
2019-10-09T12:32:49.180645homeassistant sshd[7146]: Failed password for root from 165.227.45.246 port 59744 ssh2
...

Oct  9 01:54:04 hanapaa sshd\[10636\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.ip-51-77-146.eu  user=root
Oct  9 01:54:06 hanapaa sshd\[10636\]: Failed password for root from 51.77.146.153 port 43054 ssh2
Oct  9 01:58:10 hanapaa sshd\[10920\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.ip-51-77-146.eu  user=root
Oct  9 01:58:12 hanapaa sshd\[10920\]: Failed password for root from 51.77.146.153 port 54826 ssh2
Oct  9 02:02:16 hanapaa sshd\[11242\]: Invalid user 123 from 51.77.146.153

Oct  9 **REMOVED** dovecot: imap-login: Disconnected \(auth failed, 1 attempts in 4 secs\): user=\<**REMOVED**.deisaac@**REMOVED**.de\>, method=PLAIN, rip=201.163.36.134, lip=**REMOVED**, TLS, session=\
Oct  9 **REMOVED** dovecot: imap-login: Disconnected \(auth failed, 1 attempts in 6 secs\): user=\, method=PLAIN, rip=201.163.36.134, lip=**REMOVED**, TLS: Disconnected, session=\<55yrv3SUs4vJoySG\>
Oct  9 **REMOVED** dovecot: imap-login: Disconnected \(auth failed, 1 attempts in 6 secs\): user=\, method=PLAIN, rip=201.163.36.134, lip=**REMOVED**, TLS, session=\<3SQ0wniUWrzJoySG\>

Oct  9 14:03:25 MK-Soft-VM7 sshd[26885]: Failed password for root from 222.186.175.155 port 3978 ssh2
Oct  9 14:03:30 MK-Soft-VM7 sshd[26885]: Failed password for root from 222.186.175.155 port 3978 ssh2
...

2019-10-09T15:08:25.132928tmaserv sshd\[20258\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.212.81  user=root
2019-10-09T15:08:26.966002tmaserv sshd\[20258\]: Failed password for root from 206.189.212.81 port 50610 ssh2
2019-10-09T15:11:59.198554tmaserv sshd\[20461\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.212.81  user=root
2019-10-09T15:12:00.744989tmaserv sshd\[20461\]: Failed password for root from 206.189.212.81 port 60778 ssh2
2019-10-09T15:15:35.116592tmaserv sshd\[20641\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.212.81  user=root
2019-10-09T15:15:36.984740tmaserv sshd\[20641\]: Failed password for root from 206.189.212.81 port 42712 ssh2
...

2019-10-09T12:14:06.925156abusebot-8.cloudsearch.cf sshd\[27471\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.224.126.168  user=root

Oct  9 07:31:08 xtremcommunity sshd\[343696\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.37.189  user=root
Oct  9 07:31:10 xtremcommunity sshd\[343696\]: Failed password for root from 139.199.37.189 port 54011 ssh2
Oct  9 07:36:02 xtremcommunity sshd\[343793\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.37.189  user=root
Oct  9 07:36:05 xtremcommunity sshd\[343793\]: Failed password for root from 139.199.37.189 port 42932 ssh2
Oct  9 07:41:03 xtremcommunity sshd\[343946\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.37.189  user=root
...

Oct  9 14:01:37 eventyay sshd[28953]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.89.96.143
Oct  9 14:01:38 eventyay sshd[28953]: Failed password for invalid user media from 159.89.96.143 port 35022 ssh2
Oct  9 14:02:22 eventyay sshd[28984]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.89.96.143
...

TCP Port: 25 _    invalid blocked  barracudacentral also zen-spamhaus _  _  _ _ (733)

IP Ban Report : https://help-dysk.pl/wordpress-firewall-plugins/ip/152.249.241.59/ 
 BR - 1H : (260)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : BR 
 NAME ASN : ASN27699 
 
 IP : 152.249.241.59 
 
 CIDR : 152.249.0.0/16 
 
 PREFIX COUNT : 267 
 
 UNIQUE IP COUNT : 6569728 
 
 
 WYKRYTE ATAKI Z ASN27699 :  
  1H - 5 
  3H - 15 
  6H - 29 
 12H - 55 
 24H - 101 
 
 DateTime : 2019-10-09 13:40:48 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery

Oct  9 14:05:03 markkoudstaal sshd[22949]: Failed password for root from 218.92.0.171 port 1688 ssh2
Oct  9 14:05:15 markkoudstaal sshd[22949]: Failed password for root from 218.92.0.171 port 1688 ssh2
Oct  9 14:05:18 markkoudstaal sshd[22949]: Failed password for root from 218.92.0.171 port 1688 ssh2
Oct  9 14:05:18 markkoudstaal sshd[22949]: error: maximum authentication attempts exceeded for root from 218.92.0.171 port 1688 ssh2 [preauth]

" "

SSH bruteforce (Triggered fail2ban)

Lines containing failures of 186.215.234.110
Oct  7 05:25:14 hwd04 sshd[22938]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=186.215.234.110  user=r.r
Oct  7 05:25:16 hwd04 sshd[22938]: Failed password for r.r from 186.215.234.110 port 41431 ssh2
Oct  7 05:25:16 hwd04 sshd[22938]: Received disconnect from 186.215.234.110 port 41431:11: Bye Bye [preauth]
Oct  7 05:25:16 hwd04 sshd[22938]: Disconnected from authenticating user r.r 186.215.234.110 port 41431 [preauth]
Oct  7 05:36:04 hwd04 sshd[23425]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=186.215.234.110  user=r.r
Oct  7 05:36:05 hwd04 sshd[23425]: Failed password for r.r from 186.215.234.110 port 40550 ssh2
Oct  7 05:36:06 hwd04 sshd[23425]: Received disconnect from 186.215.234.110 port 40550:11: Bye Bye [preauth]
Oct  7 05:36:06 hwd04 sshd[23425]: Disconnected from authenticating user r.r 186.215.234.110 port 40550 [preauth]
Oct ........
------------------------------