$f2bV_matches | Triggered by Fail2Ban at Vostok web server

Invalid user proxyuser from 128.199.184.127 port 41444

Jan 11 17:26:31 ourumov-web sshd\[7095\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
Jan 11 17:26:33 ourumov-web sshd\[7095\]: Failed password for root from 128.199.184.127 port 56106 ssh2
Jan 11 17:51:24 ourumov-web sshd\[8728\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
...

Dec 27 09:32:02 [host] sshd[8987]: Invalid user voll from 128.199.184.127
Dec 27 09:32:02 [host] sshd[8987]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127
Dec 27 09:32:04 [host] sshd[8987]: Failed password for invalid user voll from 128.199.184.127 port 53730 ssh2

Dec 13 09:14:23 web8 sshd\[13125\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
Dec 13 09:14:26 web8 sshd\[13125\]: Failed password for root from 128.199.184.127 port 50928 ssh2
Dec 13 09:20:55 web8 sshd\[16290\]: Invalid user server from 128.199.184.127
Dec 13 09:20:55 web8 sshd\[16290\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127
Dec 13 09:20:57 web8 sshd\[16290\]: Failed password for invalid user server from 128.199.184.127 port 58966 ssh2

2019-12-04T21:06:50.118647abusebot-6.cloudsearch.cf sshd\[22489\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root

(sshd) Failed SSH login from 128.199.184.127 (-): 5 in the last 3600 secs

Nov  3 12:34:20 lanister sshd[23851]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
Nov  3 12:34:22 lanister sshd[23851]: Failed password for root from 128.199.184.127 port 33494 ssh2
Nov  3 12:34:20 lanister sshd[23851]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
Nov  3 12:34:22 lanister sshd[23851]: Failed password for root from 128.199.184.127 port 33494 ssh2
...

Nov  3 09:44:48 MK-Soft-Root2 sshd[18648]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127 
Nov  3 09:44:50 MK-Soft-Root2 sshd[18648]: Failed password for invalid user mopps from 128.199.184.127 port 43586 ssh2
...

2019-10-30T20:48:21.524459shield sshd\[29343\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
2019-10-30T20:48:23.212123shield sshd\[29343\]: Failed password for root from 128.199.184.127 port 48234 ssh2
2019-10-30T20:51:58.631598shield sshd\[29772\]: Invalid user mysql from 128.199.184.127 port 54012
2019-10-30T20:51:58.636237shield sshd\[29772\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127
2019-10-30T20:52:01.116350shield sshd\[29772\]: Failed password for invalid user mysql from 128.199.184.127 port 54012 ssh2

Oct 29 14:52:58 ncomp sshd[21533]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
Oct 29 14:53:00 ncomp sshd[21533]: Failed password for root from 128.199.184.127 port 37874 ssh2
Oct 29 15:11:44 ncomp sshd[22121]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
Oct 29 15:11:47 ncomp sshd[22121]: Failed password for root from 128.199.184.127 port 58068 ssh2

Oct 25 18:25:57 hanapaa sshd\[17911\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
Oct 25 18:25:59 hanapaa sshd\[17911\]: Failed password for root from 128.199.184.127 port 56360 ssh2
Oct 25 18:30:34 hanapaa sshd\[18220\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root
Oct 25 18:30:37 hanapaa sshd\[18220\]: Failed password for root from 128.199.184.127 port 38232 ssh2
Oct 25 18:35:20 hanapaa sshd\[18587\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127  user=root

k+ssh-bruteforce

$f2bV_matches

Oct 16 13:11:04 server sshd\[25820\]: Failed password for invalid user admin from 128.199.184.127 port 60082 ssh2
Oct 16 14:12:51 server sshd\[12558\]: Invalid user window from 128.199.184.127
Oct 16 14:12:51 server sshd\[12558\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127 
Oct 16 14:12:53 server sshd\[12558\]: Failed password for invalid user window from 128.199.184.127 port 36800 ssh2
Oct 16 14:17:26 server sshd\[14042\]: Invalid user biz from 128.199.184.127
Oct 16 14:17:26 server sshd\[14042\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127 
Oct 16 14:17:28 server sshd\[14042\]: Failed password for invalid user biz from 128.199.184.127 port 47240 ssh2
Oct 16 15:21:43 server sshd\[975\]: Invalid user p@ssword from 128.199.184.127
Oct 16 15:21:43 server sshd\[975\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.19
...

Oct  6 06:37:58 vps691689 sshd[2002]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127
Oct  6 06:38:00 vps691689 sshd[2002]: Failed password for invalid user p4$$w0rd2019 from 128.199.184.127 port 57302 ssh2
Oct  6 06:43:03 vps691689 sshd[2131]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.127
...

51.158.173.243 128.199.184.202 - - [11/Apr/2020:20:52:18 +0000] "GET /phpMyAdmin/scripts/setup.php HTTP/1.1" 404 0 "-" "ZmEu"
51.158.173.243 128.199.184.202 - - [11/Apr/2020:20:52:18 +0000] "GET /phpmyadmin/scripts/setup.php HTTP/1.1" 404 0 "-" "ZmEu"
...

Invalid user nagios from 128.199.184.196 port 40807

SSH Brute-Force reported by Fail2Ban

Feb 20 16:49:14 plusreed sshd[11169]: Invalid user fdy from 128.199.184.196
Feb 20 16:49:14 plusreed sshd[11169]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196
Feb 20 16:49:14 plusreed sshd[11169]: Invalid user fdy from 128.199.184.196
Feb 20 16:49:16 plusreed sshd[11169]: Failed password for invalid user fdy from 128.199.184.196 port 59603 ssh2
...

SSH Brute Force

2020-01-16T04:52:44.082403abusebot-8.cloudsearch.cf sshd[31451]: Invalid user alphonse from 128.199.184.196 port 43118
2020-01-16T04:52:44.092234abusebot-8.cloudsearch.cf sshd[31451]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196
2020-01-16T04:52:44.082403abusebot-8.cloudsearch.cf sshd[31451]: Invalid user alphonse from 128.199.184.196 port 43118
2020-01-16T04:52:46.195400abusebot-8.cloudsearch.cf sshd[31451]: Failed password for invalid user alphonse from 128.199.184.196 port 43118 ssh2
2020-01-16T04:55:33.728857abusebot-8.cloudsearch.cf sshd[31816]: Invalid user ling from 128.199.184.196 port 56172
2020-01-16T04:55:33.742104abusebot-8.cloudsearch.cf sshd[31816]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196
2020-01-16T04:55:33.728857abusebot-8.cloudsearch.cf sshd[31816]: Invalid user ling from 128.199.184.196 port 56172
2020-01-16T04:55:36.045835abusebot-8.cloudsearch.c
...

Automatic report - Banned IP Access

Jan 11 07:41:57 ovpn sshd\[16472\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196  user=root
Jan 11 07:41:59 ovpn sshd\[16472\]: Failed password for root from 128.199.184.196 port 47121 ssh2
Jan 11 07:53:39 ovpn sshd\[19551\]: Invalid user csgoserver1 from 128.199.184.196
Jan 11 07:53:39 ovpn sshd\[19551\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196
Jan 11 07:53:41 ovpn sshd\[19551\]: Failed password for invalid user csgoserver1 from 128.199.184.196 port 46213 ssh2

Jan  3 18:16:16 lnxweb61 sshd[14547]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196
Jan  3 18:16:16 lnxweb61 sshd[14547]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196

Jan  2 20:45:37 marvibiene sshd[26942]: Invalid user sajid from 128.199.184.196 port 48290
Jan  2 20:45:37 marvibiene sshd[26942]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196
Jan  2 20:45:37 marvibiene sshd[26942]: Invalid user sajid from 128.199.184.196 port 48290
Jan  2 20:45:40 marvibiene sshd[26942]: Failed password for invalid user sajid from 128.199.184.196 port 48290 ssh2
...

[Aegis] @ 2019-12-22 15:51:37  0000 -> Attempted Administrator Privilege Gain: ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack

Dec 20 16:06:57 dallas01 sshd[17699]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196
Dec 20 16:07:00 dallas01 sshd[17699]: Failed password for invalid user marchany from 128.199.184.196 port 40481 ssh2
Dec 20 16:14:22 dallas01 sshd[24187]: Failed password for root from 128.199.184.196 port 43919 ssh2

Dec 16 20:29:51 sd-53420 sshd\[19665\]: Invalid user salmah from 128.199.184.196
Dec 16 20:29:51 sd-53420 sshd\[19665\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196
Dec 16 20:29:52 sd-53420 sshd\[19665\]: Failed password for invalid user salmah from 128.199.184.196 port 43163 ssh2
Dec 16 20:36:08 sd-53420 sshd\[21926\]: Invalid user test from 128.199.184.196
Dec 16 20:36:08 sd-53420 sshd\[21926\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.184.196
...

[portscan] tcp/23 [TELNET]
*(RWIN=46213)(07191040)

Honeypot attack, port: 23, PTR: PTR record not found

2020-05-04T03:52:23.436381shield sshd\[7181\]: Invalid user madison from 196.46.192.73 port 40016
2020-05-04T03:52:23.440742shield sshd\[7181\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.46.192.73
2020-05-04T03:52:25.233020shield sshd\[7181\]: Failed password for invalid user madison from 196.46.192.73 port 40016 ssh2
2020-05-04T03:53:34.765940shield sshd\[7387\]: Invalid user test4 from 196.46.192.73 port 45888
2020-05-04T03:53:34.770196shield sshd\[7387\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.46.192.73

May  4 05:47:29 OPSO sshd\[18330\]: Invalid user oskar from 163.172.24.40 port 44290
May  4 05:47:29 OPSO sshd\[18330\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.24.40
May  4 05:47:31 OPSO sshd\[18330\]: Failed password for invalid user oskar from 163.172.24.40 port 44290 ssh2
May  4 05:52:54 OPSO sshd\[19460\]: Invalid user yan from 163.172.24.40 port 48677
May  4 05:52:54 OPSO sshd\[19460\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.24.40

May  4 10:28:23 debian-2gb-nbg1-2 kernel: \[10839803.500574\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=87.251.74.60 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=35118 PROTO=TCP SPT=56662 DPT=30567 WINDOW=1024 RES=0x00 SYN URGP=0

Unauthorized connection attempt detected from IP address 222.186.42.155 to port 22 [T]

May  4 10:44:47 ArkNodeAT sshd\[28123\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root
May  4 10:44:49 ArkNodeAT sshd\[28123\]: Failed password for root from 222.186.15.158 port 33415 ssh2
May  4 10:45:21 ArkNodeAT sshd\[28159\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root

Unauthorized connection attempt detected from IP address 66.42.5.20 to port 23

Telnet/23 MH Probe, Scan, BF, Hack -

SSH Brute Force

fail2ban -- 159.89.88.119
...

Access non existent file

May  4 10:25:54 vmanager6029 postfix/smtpd\[2073\]: warning: unknown\[185.143.74.49\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May  4 10:26:59 vmanager6029 postfix/smtpd\[2073\]: warning: unknown\[185.143.74.49\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6

Apr 30 15:46:44  wordpress[]: blocked authentication attempt for [] [host:] [remote:2001:41d0:a:2e80::1]
May  1 04:18:32  wordpress[]: blocked authentication attempt for [] [host:] [remote:2001:41d0:a:2e80::1]
May  1 04:59:06  wordpress[]: blocked authentication attempt for [] [host:] [remote:2001:41d0:a:2e80::1]
May  1 17:25:04  wordpress[]: blocked authentication attempt for [] [host:] [remote:2001:41d0:a:2e80::1]
May  3 13:14:52  wordpress[]: authentication attempt for unknown user []] [host:] [remote:2001:41d0:a:2e80::1]
May  3 13:14:52  wordpress[]: XML-RPC authentication failure [host:] [remote:2001:41d0:a:2e80::1]
May  4 08:53:26  wordpress[]: blocked authentication attempt for [] [host:] [remote:2001:41d0:a:2e80::1]

May  4 04:43:52 pi sshd[5001]: Failed password for root from 130.162.64.72 port 51609 ssh2

Unauthorized connection attempt detected from IP address 5.101.0.209 to port 8081 [T]

May  4 09:28:48 inter-technics sshd[25328]: Invalid user testmail from 106.13.18.140 port 44506
May  4 09:28:48 inter-technics sshd[25328]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.18.140
May  4 09:28:48 inter-technics sshd[25328]: Invalid user testmail from 106.13.18.140 port 44506
May  4 09:28:49 inter-technics sshd[25328]: Failed password for invalid user testmail from 106.13.18.140 port 44506 ssh2
May  4 09:32:41 inter-technics sshd[26456]: Invalid user up from 106.13.18.140 port 60690
...