Aug 19 09:49:20 meumeu sshd[22754]: Failed password for invalid user monkey from 157.230.14.226 port 39752 ssh2
Aug 19 09:53:17 meumeu sshd[23182]: Failed password for invalid user lis from 157.230.14.226 port 59026 ssh2
...

Aug 16 19:18:23 icinga sshd[4132]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.14.226
Aug 16 19:18:25 icinga sshd[4132]: Failed password for invalid user horde from 157.230.14.226 port 38380 ssh2
...

Aug 15 11:28:23 localhost sshd\[586\]: Invalid user debian from 157.230.14.226
Aug 15 11:28:23 localhost sshd\[586\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.14.226
Aug 15 11:28:25 localhost sshd\[586\]: Failed password for invalid user debian from 157.230.14.226 port 33174 ssh2
Aug 15 11:38:09 localhost sshd\[1059\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.14.226  user=root
Aug 15 11:38:11 localhost sshd\[1059\]: Failed password for root from 157.230.14.226 port 47450 ssh2
...

Aug 12 03:35:44 mail sshd\[2748\]: Invalid user olivier from 157.230.14.226 port 53022
Aug 12 03:35:44 mail sshd\[2748\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.14.226
...

Aug  6 01:37:01 *** sshd[25851]: Did not receive identification string from 157.230.14.226

Aug  1 17:00:21 [snip] sshd[25354]: Invalid user mk from 157.230.14.226 port 56184
Aug  1 17:00:21 [snip] sshd[25354]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.14.226
Aug  1 17:00:23 [snip] sshd[25354]: Failed password for invalid user mk from 157.230.14.226 port 56184 ssh2[...]

Aug  1 14:56:21 tuxlinux sshd[3592]: Invalid user icaro from 157.230.14.226 port 40140
Aug  1 14:56:21 tuxlinux sshd[3592]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.14.226 
Aug  1 14:56:21 tuxlinux sshd[3592]: Invalid user icaro from 157.230.14.226 port 40140
Aug  1 14:56:21 tuxlinux sshd[3592]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.14.226 
Aug  1 14:56:21 tuxlinux sshd[3592]: Invalid user icaro from 157.230.14.226 port 40140
Aug  1 14:56:21 tuxlinux sshd[3592]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.14.226 
Aug  1 14:56:23 tuxlinux sshd[3592]: Failed password for invalid user icaro from 157.230.14.226 port 40140 ssh2
...

2019-07-30T06:47:29.566551mizuno.rwx.ovh sshd[23079]: Connection from 157.230.14.226 port 33198 on 78.46.61.178 port 22
2019-07-30T06:47:30.514009mizuno.rwx.ovh sshd[23079]: Invalid user teste from 157.230.14.226 port 33198
2019-07-30T06:47:30.523647mizuno.rwx.ovh sshd[23079]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.14.226
2019-07-30T06:47:29.566551mizuno.rwx.ovh sshd[23079]: Connection from 157.230.14.226 port 33198 on 78.46.61.178 port 22
2019-07-30T06:47:30.514009mizuno.rwx.ovh sshd[23079]: Invalid user teste from 157.230.14.226 port 33198
2019-07-30T06:47:32.688276mizuno.rwx.ovh sshd[23079]: Failed password for invalid user teste from 157.230.14.226 port 33198 ssh2
...

Brute%20Force%20SSH

Unauthorised connection attempt detected at AUO NODE 4. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)

$f2bV_matches

Oct  7 15:01:17 vpn01 sshd[20614]: Failed password for root from 157.230.143.1 port 33964 ssh2
...

Oct  5 03:30:36 svapp01 sshd[7982]: User r.r from 157.230.143.1 not allowed because not listed in AllowUsers
Oct  5 03:30:36 svapp01 sshd[7982]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.143.1  user=r.r
Oct  5 03:30:39 svapp01 sshd[7982]: Failed password for invalid user r.r from 157.230.143.1 port 44210 ssh2
Oct  5 03:30:39 svapp01 sshd[7982]: Received disconnect from 157.230.143.1: 11: Bye Bye [preauth]
Oct  5 03:39:20 svapp01 sshd[10721]: User r.r from 157.230.143.1 not allowed because not listed in AllowUsers
Oct  5 03:39:20 svapp01 sshd[10721]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.143.1  user=r.r
Oct  5 03:39:22 svapp01 sshd[10721]: Failed password for invalid user r.r from 157.230.143.1 port 50638 ssh2
Oct  5 03:39:22 svapp01 sshd[10721]: Received disconnect from 157.230.143.1: 11: Bye Bye [preauth]
Oct  5 03:42:50 svapp01 sshd[11954]: User r.r from 157........
-------------------------------

firewall-block, port(s): 12121/tcp, 37105/tcp

[N10.H2.VM2] Port Scanner Detected Blocked by UFW

firewall-block, port(s): 8682/tcp, 59808/tcp

CMS (WordPress or Joomla) login attempt.

Automatic report - Banned IP Access

Automatic report - XMLRPC Attack

xmlrpc attack

Attempt to hack Wordpress Login, XMLRPC or other login

157.230.147.252 - - \[22/May/2020:13:50:20 +0200\] "POST /wp-login.php HTTP/1.0" 200 5508 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
157.230.147.252 - - \[22/May/2020:13:50:32 +0200\] "POST /wp-login.php HTTP/1.0" 200 5506 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
157.230.147.252 - - \[22/May/2020:13:50:39 +0200\] "POST /xmlrpc.php HTTP/1.0" 200 736 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"

157.230.147.252 - - [03/May/2020:06:12:56 +0200] "GET /wp-login.php HTTP/1.1" 200 5863 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
157.230.147.252 - - [03/May/2020:06:12:57 +0200] "POST /wp-login.php HTTP/1.1" 200 6114 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
157.230.147.252 - - [03/May/2020:06:12:58 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"

[Aegis] @ 2019-12-19 14:38:49  0000 -> Dovecot brute force attack (multiple auth failures).

Automatic report - Banned IP Access

2019-12-19T15:49:36.561050scmdmz1 sshd[30336]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.22.112.45  user=gdm
2019-12-19T15:49:39.000276scmdmz1 sshd[30336]: Failed password for gdm from 165.22.112.45 port 58986 ssh2
2019-12-19T15:54:47.803547scmdmz1 sshd[30810]: Invalid user silaghi from 165.22.112.45 port 38104
2019-12-19T15:54:47.806181scmdmz1 sshd[30810]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.22.112.45
2019-12-19T15:54:47.803547scmdmz1 sshd[30810]: Invalid user silaghi from 165.22.112.45 port 38104
2019-12-19T15:54:49.940487scmdmz1 sshd[30810]: Failed password for invalid user silaghi from 165.22.112.45 port 38104 ssh2
...

Dec 19 11:23:33 server sshd\[32021\]: Failed password for invalid user ubnt from 94.177.189.145 port 55162 ssh2
Dec 19 17:48:54 server sshd\[5088\]: Invalid user admin from 94.177.189.145
Dec 19 17:48:54 server sshd\[5088\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.189.145 
Dec 19 17:48:57 server sshd\[5088\]: Failed password for invalid user admin from 94.177.189.145 port 36902 ssh2
Dec 19 17:48:57 server sshd\[5112\]: Invalid user ubnt from 94.177.189.145
Dec 19 17:48:57 server sshd\[5112\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.189.145 
...

Dec 19 10:01:00 plusreed sshd[6582]: Invalid user test2 from 202.29.236.42
...

Dec 19 15:39:15 grey postfix/smtpd\[13130\]: NOQUEUE: reject: RCPT from unknown\[190.2.118.244\]: 554 5.7.1 Service unavailable\; Client host \[190.2.118.244\] blocked using bl.spamcop.net\; Blocked - see https://www.spamcop.net/bl.shtml\?190.2.118.244\; from=\ to=\ proto=ESMTP helo=\<244.118.2.190.ros.express.com.ar\>
...

Dec 19 15:26:57 h2177944 kernel: \[9640582.550970\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=185.176.27.6 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=40961 PROTO=TCP SPT=58822 DPT=64066 WINDOW=1024 RES=0x00 SYN URGP=0 
Dec 19 15:57:17 h2177944 kernel: \[9642402.332047\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=185.176.27.6 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=57809 PROTO=TCP SPT=58822 DPT=42801 WINDOW=1024 RES=0x00 SYN URGP=0 
Dec 19 16:02:31 h2177944 kernel: \[9642716.484054\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=185.176.27.6 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=47564 PROTO=TCP SPT=58822 DPT=5032 WINDOW=1024 RES=0x00 SYN URGP=0 
Dec 19 16:06:01 h2177944 kernel: \[9642926.607833\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=185.176.27.6 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=25346 PROTO=TCP SPT=58822 DPT=60787 WINDOW=1024 RES=0x00 SYN URGP=0 
Dec 19 16:07:44 h2177944 kernel: \[9643029.468955\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=185.176.27.6 DST=85.214.117.9 L

Dec 19 15:39:23 ArkNodeAT sshd\[1765\]: Invalid user mysql from 101.96.113.50
Dec 19 15:39:23 ArkNodeAT sshd\[1765\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.96.113.50
Dec 19 15:39:25 ArkNodeAT sshd\[1765\]: Failed password for invalid user mysql from 101.96.113.50 port 38658 ssh2

Dec 19 15:57:28 legacy sshd[15429]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.49.150
Dec 19 15:57:30 legacy sshd[15429]: Failed password for invalid user Play@123 from 49.235.49.150 port 37496 ssh2
Dec 19 16:05:57 legacy sshd[15761]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.49.150
...

Dec 19 15:35:38 ns382633 sshd\[19348\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.211.101.58  user=root
Dec 19 15:35:41 ns382633 sshd\[19348\]: Failed password for root from 210.211.101.58 port 19929 ssh2
Dec 19 15:38:44 ns382633 sshd\[19712\]: Invalid user 23321E+12 from 210.211.101.58 port 30071
Dec 19 15:38:44 ns382633 sshd\[19712\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.211.101.58
Dec 19 15:38:46 ns382633 sshd\[19712\]: Failed password for invalid user 23321E+12 from 210.211.101.58 port 30071 ssh2

Dec 19 15:31:59 v22018086721571380 sshd[24838]: Failed password for invalid user fedrick from 37.98.224.105 port 41710 ssh2
Dec 19 15:39:15 v22018086721571380 sshd[25395]: Failed password for invalid user !!! from 37.98.224.105 port 47458 ssh2

Dec 19 15:38:52 vpn01 sshd[21873]: Failed password for root from 185.195.237.24 port 33219 ssh2
Dec 19 15:39:06 vpn01 sshd[21873]: Failed password for root from 185.195.237.24 port 33219 ssh2
Dec 19 15:39:06 vpn01 sshd[21873]: error: maximum authentication attempts exceeded for root from 185.195.237.24 port 33219 ssh2 [preauth]
...

Dec 19 15:39:04 grey postfix/smtpd\[13196\]: NOQUEUE: reject: RCPT from 62-11-5-51.dialup.tiscali.it\[62.11.5.51\]: 554 5.7.1 Service unavailable\; Client host \[62.11.5.51\] blocked using dul.dnsbl.sorbs.net\; Dynamic IP Addresses See: http://www.sorbs.net/lookup.shtml\?62.11.5.51\; from=\ to=\ proto=ESMTP helo=\<62-11-5-51.dialup.tiscali.it\>
...

$f2bV_matches

Dec 19 19:39:22 gw1 sshd[24100]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.187.39.74
Dec 19 19:39:24 gw1 sshd[24100]: Failed password for invalid user ansari from 101.187.39.74 port 57828 ssh2
...