Dec  2 17:45:09 webhost01 sshd[3551]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117
Dec  2 17:45:12 webhost01 sshd[3551]: Failed password for invalid user http from 106.13.4.117 port 33418 ssh2
...

Nov 29 08:22:24 pkdns2 sshd\[17118\]: Invalid user romeuf from 106.13.4.117Nov 29 08:22:26 pkdns2 sshd\[17118\]: Failed password for invalid user romeuf from 106.13.4.117 port 43980 ssh2Nov 29 08:26:15 pkdns2 sshd\[17330\]: Invalid user upload from 106.13.4.117Nov 29 08:26:17 pkdns2 sshd\[17330\]: Failed password for invalid user upload from 106.13.4.117 port 51522 ssh2Nov 29 08:30:22 pkdns2 sshd\[17504\]: Invalid user asterisk from 106.13.4.117Nov 29 08:30:25 pkdns2 sshd\[17504\]: Failed password for invalid user asterisk from 106.13.4.117 port 59074 ssh2
...

Nov 23 09:49:46 ny01 sshd[11735]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117
Nov 23 09:49:48 ny01 sshd[11735]: Failed password for invalid user nedir from 106.13.4.117 port 33102 ssh2
Nov 23 09:56:24 ny01 sshd[12716]: Failed password for root from 106.13.4.117 port 41368 ssh2

Nov 21 16:54:12 vmanager6029 sshd\[26718\]: Invalid user 888888 from 106.13.4.117 port 49738
Nov 21 16:54:12 vmanager6029 sshd\[26718\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117
Nov 21 16:54:13 vmanager6029 sshd\[26718\]: Failed password for invalid user 888888 from 106.13.4.117 port 49738 ssh2

2019-11-21T00:31:04.6659681240 sshd\[26277\]: Invalid user othella from 106.13.4.117 port 42228
2019-11-21T00:31:04.6685931240 sshd\[26277\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117
2019-11-21T00:31:07.1662511240 sshd\[26277\]: Failed password for invalid user othella from 106.13.4.117 port 42228 ssh2
...

sshd jail - ssh hack attempt

Fail2Ban Ban Triggered

2019-11-04T18:44:45.637371abusebot-5.cloudsearch.cf sshd\[17573\]: Invalid user ionut123 from 106.13.4.117 port 41260
2019-11-04T18:44:45.642313abusebot-5.cloudsearch.cf sshd\[17573\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117

Oct 21 00:26:14 ny01 sshd[22341]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117
Oct 21 00:26:16 ny01 sshd[22341]: Failed password for invalid user aa123445 from 106.13.4.117 port 49750 ssh2
Oct 21 00:31:33 ny01 sshd[22975]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117

Oct 18 07:52:12 MK-Soft-VM6 sshd[29265]: Failed password for root from 106.13.4.117 port 55148 ssh2
...

Oct 16 05:31:29 bouncer sshd\[20781\]: Invalid user mybase from 106.13.4.117 port 38946
Oct 16 05:31:29 bouncer sshd\[20781\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117 
Oct 16 05:31:31 bouncer sshd\[20781\]: Failed password for invalid user mybase from 106.13.4.117 port 38946 ssh2
...

Oct 10 22:53:31 php1 sshd\[1853\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117  user=root
Oct 10 22:53:33 php1 sshd\[1853\]: Failed password for root from 106.13.4.117 port 56040 ssh2
Oct 10 22:57:33 php1 sshd\[2203\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117  user=root
Oct 10 22:57:35 php1 sshd\[2203\]: Failed password for root from 106.13.4.117 port 59072 ssh2
Oct 10 23:01:23 php1 sshd\[2542\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117  user=root

Oct 10 07:48:37 OPSO sshd\[28932\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117  user=root
Oct 10 07:48:38 OPSO sshd\[28932\]: Failed password for root from 106.13.4.117 port 50950 ssh2
Oct 10 07:53:28 OPSO sshd\[29920\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117  user=root
Oct 10 07:53:30 OPSO sshd\[29920\]: Failed password for root from 106.13.4.117 port 57142 ssh2
Oct 10 07:58:23 OPSO sshd\[30679\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.4.117  user=root

$f2bV_matches

Oct 12 17:40:14 buvik sshd[7813]: Failed password for invalid user velarde from 106.13.46.123 port 54450 ssh2
Oct 12 17:44:39 buvik sshd[8406]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.46.123  user=root
Oct 12 17:44:41 buvik sshd[8406]: Failed password for root from 106.13.46.123 port 44970 ssh2
...

2020-10-12T13:35:54+0200 Failed SSH Authentication/Brute Force Attack. (Server 5)

Repeated brute force against a port

$f2bV_matches

Oct 11 22:12:43 ip-172-31-16-56 sshd\[26755\]: Invalid user ion from 106.13.42.140\
Oct 11 22:12:45 ip-172-31-16-56 sshd\[26755\]: Failed password for invalid user ion from 106.13.42.140 port 59816 ssh2\
Oct 11 22:15:55 ip-172-31-16-56 sshd\[26810\]: Invalid user oracle from 106.13.42.140\
Oct 11 22:15:57 ip-172-31-16-56 sshd\[26810\]: Failed password for invalid user oracle from 106.13.42.140 port 57116 ssh2\
Oct 11 22:19:12 ip-172-31-16-56 sshd\[26875\]: Invalid user jjonglee from 106.13.42.140\

Oct 11 15:24:05 serwer sshd\[24282\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.42.140  user=root
Oct 11 15:24:08 serwer sshd\[24282\]: Failed password for root from 106.13.42.140 port 35530 ssh2
Oct 11 15:29:06 serwer sshd\[24929\]: Invalid user ellen from 106.13.42.140 port 58314
Oct 11 15:29:06 serwer sshd\[24929\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.42.140
...

leo_www

5x Failed Password

2020-10-10T21:33:05.633586hostname sshd[29936]: Failed password for invalid user ark from 106.13.41.87 port 39526 ssh2
2020-10-10T21:36:13.475247hostname sshd[31217]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.41.87  user=root
2020-10-10T21:36:15.718396hostname sshd[31217]: Failed password for root from 106.13.41.87 port 38682 ssh2
...

$f2bV_matches

Oct 8 21:59:31 *hidden* sshd[4418]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.48.9 Oct 8 21:59:33 *hidden* sshd[4418]: Failed password for invalid user kevin from 106.13.48.9 port 40514 ssh2 Oct 8 22:16:27 *hidden* sshd[11400]: Invalid user info from 106.13.48.9 port 38028

SSH bruteforce

2020-10-09T04:48:40+0200 Failed SSH Authentication/Brute Force Attack.(Server 2)

2020-10-07T18:58:06.178811abusebot-4.cloudsearch.cf sshd[29305]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.47.78  user=root
2020-10-07T18:58:07.888553abusebot-4.cloudsearch.cf sshd[29305]: Failed password for root from 106.13.47.78 port 59938 ssh2
2020-10-07T19:00:56.752007abusebot-4.cloudsearch.cf sshd[29323]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.47.78  user=root
2020-10-07T19:00:58.466828abusebot-4.cloudsearch.cf sshd[29323]: Failed password for root from 106.13.47.78 port 41708 ssh2
2020-10-07T19:03:53.790334abusebot-4.cloudsearch.cf sshd[29440]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.47.78  user=root
2020-10-07T19:03:56.135880abusebot-4.cloudsearch.cf sshd[29440]: Failed password for root from 106.13.47.78 port 51712 ssh2
2020-10-07T19:06:14.010121abusebot-4.cloudsearch.cf sshd[29458]: pam_unix(sshd:auth): authenticat
...

5x Failed Password

firewall-block, port(s): 25/tcp

Automatic report - Port Scan

Invalid user server from 106.12.176.146 port 33653
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.176.146
Failed password for invalid user server from 106.12.176.146 port 33653 ssh2
Invalid user mz from 106.12.176.146 port 9550
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.176.146

Nov 21 23:56:47 localhost sshd\[8160\]: Invalid user Best123 from 180.169.136.138 port 2138
Nov 21 23:56:47 localhost sshd\[8160\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.169.136.138
Nov 21 23:56:49 localhost sshd\[8160\]: Failed password for invalid user Best123 from 180.169.136.138 port 2138 ssh2

Nov 22 01:43:49 SilenceServices sshd[4370]: Failed password for root from 222.186.190.17 port 41827 ssh2
Nov 22 01:43:51 SilenceServices sshd[4370]: Failed password for root from 222.186.190.17 port 41827 ssh2
Nov 22 01:43:53 SilenceServices sshd[4413]: Failed password for root from 222.186.190.17 port 57617 ssh2

IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/123.223.112.180/ 
 
 JP - 1H : (18)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : JP 
 NAME ASN : ASN4713 
 
 IP : 123.223.112.180 
 
 CIDR : 123.216.0.0/13 
 
 PREFIX COUNT : 301 
 
 UNIQUE IP COUNT : 28900096 
 
 
 ATTACKS DETECTED ASN4713 :  
  1H - 1 
  3H - 1 
  6H - 1 
 12H - 2 
 24H - 7 
 
 DateTime : 2019-11-21 23:56:01 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery

Nov 22 00:10:27 ms-srv sshd[5398]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=13.94.36.15  user=root
Nov 22 00:10:30 ms-srv sshd[5398]: Failed password for invalid user root from 13.94.36.15 port 57778 ssh2

F2B jail: sshd. Time: 2019-11-22 02:07:39, Reported by: VKReport

(sshd) Failed SSH login from 92.222.15.70 (FR/France/70.ip-92-222-15.eu): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Nov 22 01:09:52 elude sshd[32742]: Invalid user quayvious from 92.222.15.70 port 33344
Nov 22 01:09:54 elude sshd[32742]: Failed password for invalid user quayvious from 92.222.15.70 port 33344 ssh2
Nov 22 01:48:16 elude sshd[7249]: Invalid user guest from 92.222.15.70 port 50190
Nov 22 01:48:17 elude sshd[7249]: Failed password for invalid user guest from 92.222.15.70 port 50190 ssh2
Nov 22 01:53:03 elude sshd[7955]: Invalid user bhalla from 92.222.15.70 port 58476

2019-11-21T22:56:32.317724abusebot-2.cloudsearch.cf sshd\[4748\]: Invalid user draves from 118.24.54.178 port 57857

2019-11-22T00:30:00.417216shield sshd\[24721\]: Invalid user denis from 43.240.38.28 port 52714
2019-11-22T00:30:00.423153shield sshd\[24721\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.240.38.28
2019-11-22T00:30:02.232571shield sshd\[24721\]: Failed password for invalid user denis from 43.240.38.28 port 52714 ssh2
2019-11-22T00:33:15.576216shield sshd\[25055\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.240.38.28  user=root
2019-11-22T00:33:17.490725shield sshd\[25055\]: Failed password for root from 43.240.38.28 port 28238 ssh2

SSH Brute Force, server-1 sshd[17019]: Failed password for root from 92.222.83.143 port 44322 ssh2

Nov 22 01:24:35 vps666546 sshd\[1860\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.75  user=root
Nov 22 01:24:38 vps666546 sshd\[1860\]: Failed password for root from 49.88.112.75 port 16195 ssh2
Nov 22 01:24:39 vps666546 sshd\[1860\]: Failed password for root from 49.88.112.75 port 16195 ssh2
Nov 22 01:24:42 vps666546 sshd\[1860\]: Failed password for root from 49.88.112.75 port 16195 ssh2
Nov 22 01:25:24 vps666546 sshd\[1882\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.75  user=root
...

Invalid user urista from 91.121.7.155 port 21622

Nov 22 07:57:24 lcl-usvr-02 sshd[15108]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.169.192  user=root
Nov 22 07:57:26 lcl-usvr-02 sshd[15108]: Failed password for root from 222.186.169.192 port 33540 ssh2
...