Aug 20 08:08:50 cho sshd[1119932]: Failed password for root from 134.209.228.253 port 38796 ssh2
Aug 20 08:12:38 cho sshd[1120324]: Invalid user andrea from 134.209.228.253 port 46516
Aug 20 08:12:38 cho sshd[1120324]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253 
Aug 20 08:12:38 cho sshd[1120324]: Invalid user andrea from 134.209.228.253 port 46516
Aug 20 08:12:40 cho sshd[1120324]: Failed password for invalid user andrea from 134.209.228.253 port 46516 ssh2
...

Aug 19 00:47:09 vpn01 sshd[10467]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253
Aug 19 00:47:11 vpn01 sshd[10467]: Failed password for invalid user sb from 134.209.228.253 port 43792 ssh2
...

Aug 14 02:10:15 web1 sshd\[28661\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253  user=root
Aug 14 02:10:18 web1 sshd\[28661\]: Failed password for root from 134.209.228.253 port 42812 ssh2
Aug 14 02:14:05 web1 sshd\[28971\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253  user=root
Aug 14 02:14:07 web1 sshd\[28971\]: Failed password for root from 134.209.228.253 port 52650 ssh2
Aug 14 02:18:00 web1 sshd\[29275\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253  user=root

Aug  3 20:48:36 localhost sshd[9499]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253  user=root
Aug  3 20:48:38 localhost sshd[9499]: Failed password for root from 134.209.228.253 port 55766 ssh2
Aug  3 20:52:16 localhost sshd[9909]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253  user=root
Aug  3 20:52:18 localhost sshd[9909]: Failed password for root from 134.209.228.253 port 39082 ssh2
Aug  3 20:55:59 localhost sshd[10333]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253  user=root
Aug  3 20:56:01 localhost sshd[10333]: Failed password for root from 134.209.228.253 port 50628 ssh2
...

Jul 31 14:11:16 fhem-rasp sshd[14346]: Failed password for root from 134.209.228.253 port 33920 ssh2
Jul 31 14:11:16 fhem-rasp sshd[14346]: Disconnected from authenticating user root 134.209.228.253 port 33920 [preauth]
...

Invalid user yyh from 134.209.228.253 port 59744

Banned for a week because repeated abuses, for example SSH, but not only

Jul 16 17:43:20 vps-51d81928 sshd[5171]: Invalid user aayush from 134.209.228.253 port 37602
Jul 16 17:43:20 vps-51d81928 sshd[5171]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253 
Jul 16 17:43:20 vps-51d81928 sshd[5171]: Invalid user aayush from 134.209.228.253 port 37602
Jul 16 17:43:23 vps-51d81928 sshd[5171]: Failed password for invalid user aayush from 134.209.228.253 port 37602 ssh2
Jul 16 17:47:01 vps-51d81928 sshd[5232]: Invalid user atm from 134.209.228.253 port 52324
...

Several Attack

Jul 16 06:37:29 lnxweb62 sshd[31678]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253

Invalid user wenbo from 134.209.228.253 port 57828

2020-07-10T20:31:40+0200 Failed SSH Authentication/Brute Force Attack. (Server 5)

Jul 10 06:43:30 meumeu sshd[268471]: Invalid user janel from 134.209.228.253 port 37382
Jul 10 06:43:30 meumeu sshd[268471]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253 
Jul 10 06:43:30 meumeu sshd[268471]: Invalid user janel from 134.209.228.253 port 37382
Jul 10 06:43:32 meumeu sshd[268471]: Failed password for invalid user janel from 134.209.228.253 port 37382 ssh2
Jul 10 06:46:28 meumeu sshd[268565]: Invalid user yizhong from 134.209.228.253 port 34556
Jul 10 06:46:28 meumeu sshd[268565]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253 
Jul 10 06:46:28 meumeu sshd[268565]: Invalid user yizhong from 134.209.228.253 port 34556
Jul 10 06:46:31 meumeu sshd[268565]: Failed password for invalid user yizhong from 134.209.228.253 port 34556 ssh2
Jul 10 06:49:20 meumeu sshd[268680]: Invalid user admin from 134.209.228.253 port 59956
...

Multiple SSH authentication failures from 134.209.228.253

Jun 28 23:41:54 IngegnereFirenze sshd[2196]: User root from 134.209.228.253 not allowed because not listed in AllowUsers
...

2020-06-27T13:05:12.306614hostname sshd[75666]: Failed password for invalid user yjj from 134.209.228.253 port 60466 ssh2
...

352. On Jun 26 2020 experienced a Brute Force SSH login attempt -> 2 unique times by 134.209.228.253.

Jun 24 02:34:59 web9 sshd\[19239\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253  user=root
Jun 24 02:35:00 web9 sshd\[19239\]: Failed password for root from 134.209.228.253 port 51872 ssh2
Jun 24 02:38:05 web9 sshd\[19637\]: Invalid user oracle from 134.209.228.253
Jun 24 02:38:05 web9 sshd\[19637\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253
Jun 24 02:38:07 web9 sshd\[19637\]: Failed password for invalid user oracle from 134.209.228.253 port 50168 ssh2

2020-06-24T06:55:58.989584ollin.zadara.org sshd[255124]: Invalid user br from 134.209.228.253 port 48568
2020-06-24T06:56:01.438034ollin.zadara.org sshd[255124]: Failed password for invalid user br from 134.209.228.253 port 48568 ssh2
...

May 31 07:51:44 eventyay sshd[15772]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253
May 31 07:51:47 eventyay sshd[15772]: Failed password for invalid user sterescu from 134.209.228.253 port 57536 ssh2
May 31 07:55:28 eventyay sshd[15878]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253
...

May 25 13:50:21 ns392434 sshd[2746]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253  user=root
May 25 13:50:23 ns392434 sshd[2746]: Failed password for root from 134.209.228.253 port 58552 ssh2
May 25 13:56:39 ns392434 sshd[2803]: Invalid user ahmad from 134.209.228.253 port 41514
May 25 13:56:39 ns392434 sshd[2803]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253
May 25 13:56:39 ns392434 sshd[2803]: Invalid user ahmad from 134.209.228.253 port 41514
May 25 13:56:41 ns392434 sshd[2803]: Failed password for invalid user ahmad from 134.209.228.253 port 41514 ssh2
May 25 13:59:57 ns392434 sshd[2900]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253  user=root
May 25 13:59:59 ns392434 sshd[2900]: Failed password for root from 134.209.228.253 port 46724 ssh2
May 25 14:03:10 ns392434 sshd[2984]: Invalid user tressy from 134.209.228.253 port 51948

May 22 01:00:48 ny01 sshd[20688]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253
May 22 01:00:50 ny01 sshd[20688]: Failed password for invalid user hzg from 134.209.228.253 port 33676 ssh2
May 22 01:04:24 ny01 sshd[21199]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253

May 20 10:30:16 lnxded63 sshd[8336]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253

2020-05-06T20:59:18.697111vivaldi2.tree2.info sshd[16471]: Failed password for invalid user nina from 134.209.228.253 port 40768 ssh2
2020-05-06T21:02:42.005189vivaldi2.tree2.info sshd[17054]: Invalid user a from 134.209.228.253
2020-05-06T21:02:42.018153vivaldi2.tree2.info sshd[17054]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253
2020-05-06T21:02:42.005189vivaldi2.tree2.info sshd[17054]: Invalid user a from 134.209.228.253
2020-05-06T21:02:43.957242vivaldi2.tree2.info sshd[17054]: Failed password for invalid user a from 134.209.228.253 port 47598 ssh2
...

Fail2Ban Ban Triggered

SSH Brute-Force reported by Fail2Ban

detected by Fail2Ban

Invalid user richard from 134.209.228.253 port 39262

Mar 29 06:22:05 mockhub sshd[7828]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.253
Mar 29 06:22:07 mockhub sshd[7828]: Failed password for invalid user wangsying from 134.209.228.253 port 58040 ssh2
...

2020-03-29T08:13:05.137443centos sshd[2640]: Invalid user christ from 134.209.228.253 port 46306
2020-03-29T08:13:07.134999centos sshd[2640]: Failed password for invalid user christ from 134.209.228.253 port 46306 ssh2
2020-03-29T08:18:36.272258centos sshd[3016]: Invalid user sanden from 134.209.228.253 port 59378
...

Failed password for root from 134.209.228.241 port 38680 ssh2

3x Failed Password

Apr 13 05:43:04 game-panel sshd[20564]: Failed password for root from 134.209.228.241 port 58156 ssh2
Apr 13 05:46:42 game-panel sshd[20741]: Failed password for root from 134.209.228.241 port 38488 ssh2

SSH Invalid Login

SSH bruteforce (Triggered fail2ban)

$f2bV_matches

Mar 27 22:19:15 localhost sshd[22927]: Invalid user eun from 134.209.228.241 port 43332
...

$f2bV_matches

Mar 17 00:37:19 vps691689 sshd[10132]: Failed password for root from 134.209.228.241 port 41388 ssh2
Mar 17 00:40:05 vps691689 sshd[10183]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.241
...

Mar 11 20:18:08 mail sshd\[31972\]: Invalid user saned from 134.209.228.241
Mar 11 20:18:08 mail sshd\[31972\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.241
Mar 11 20:18:11 mail sshd\[31972\]: Failed password for invalid user saned from 134.209.228.241 port 39348 ssh2
...

SSH Brute Force

Aug 11 20:10:22 MK-Soft-VM5 sshd\[27338\]: Invalid user 1qaz1QAZ from 134.209.228.146 port 49884
Aug 11 20:10:22 MK-Soft-VM5 sshd\[27338\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.228.146
Aug 11 20:10:24 MK-Soft-VM5 sshd\[27338\]: Failed password for invalid user 1qaz1QAZ from 134.209.228.146 port 49884 ssh2
...

port scan and connect, tcp 23 (telnet)

May 25 14:15:15 sticky sshd\[14267\]: Invalid user admin from 162.247.100.240 port 39050
May 25 14:15:15 sticky sshd\[14267\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=162.247.100.240
May 25 14:15:17 sticky sshd\[14267\]: Failed password for invalid user admin from 162.247.100.240 port 39050 ssh2
May 25 14:19:08 sticky sshd\[14286\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=162.247.100.240  user=root
May 25 14:19:09 sticky sshd\[14286\]: Failed password for root from 162.247.100.240 port 44832 ssh2

Automatic report - XMLRPC Attack

May 25 13:59:27 v22019038103785759 sshd\[16953\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.91.181.25  user=root
May 25 13:59:28 v22019038103785759 sshd\[16953\]: Failed password for root from 103.91.181.25 port 40222 ssh2
May 25 14:03:39 v22019038103785759 sshd\[17200\]: Invalid user admin from 103.91.181.25 port 47262
May 25 14:03:39 v22019038103785759 sshd\[17200\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.91.181.25
May 25 14:03:41 v22019038103785759 sshd\[17200\]: Failed password for invalid user admin from 103.91.181.25 port 47262 ssh2
...

[2020-05-25 08:35:25] NOTICE[1157][C-000093db] chan_sip.c: Call from '' (103.145.12.115:5085) to extension '01146406820686' rejected because extension not found in context 'public'.
[2020-05-25 08:35:25] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-25T08:35:25.104-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="01146406820686",SessionID="0x7f5f100266a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/103.145.12.115/5085",ACLName="no_extension_match"
[2020-05-25 08:40:03] NOTICE[1157][C-000093e0] chan_sip.c: Call from '' (103.145.12.115:5084) to extension '901146406820686' rejected because extension not found in context 'public'.
[2020-05-25 08:40:03] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-25T08:40:03.298-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="901146406820686",SessionID="0x7f5f10787a08",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/10
...

$f2bV_matches

185.86.164.100 - - [25/May/2020:09:12:19 +0200] "GET /wp-login.php HTTP/1.1" 200 6614 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36"
185.86.164.100 - - [25/May/2020:09:12:21 +0200] "POST /wp-login.php HTTP/1.1" 200 6919 "https://www.dcctrade.eu/wp-login.php" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36"
185.86.164.100 - - [25/May/2020:14:03:58 +0200] "GET /wp-login.php HTTP/1.1" 200 6733 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36"

May 25 13:58:54 PorscheCustomer sshd[20189]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=27.150.28.230
May 25 13:58:55 PorscheCustomer sshd[20189]: Failed password for invalid user sunny from 27.150.28.230 port 56954 ssh2
May 25 14:03:47 PorscheCustomer sshd[20297]: Failed password for root from 27.150.28.230 port 55477 ssh2
...

Honeypot attack, port: 445, PTR: PTR record not found

Unauthorized connection attempt from IP address 77.40.18.182 on port 465

Honeypot attack, port: 445, PTR: reverse.completel.fr.

(imapd) Failed IMAP login from 173.245.239.241 (US/United States/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: May 25 16:34:03 ir1 dovecot[2885757]: imap-login: Disconnected (auth failed, 1 attempts in 5 secs): user=, method=PLAIN, rip=173.245.239.241, lip=5.63.12.44, TLS, session=

Lines containing failures of 62.171.182.38 (max 1000)
May 25 13:45:47 efa3 sshd[31309]: Failed password for r.r from 62.171.182.38 port 57042 ssh2
May 25 13:45:47 efa3 sshd[31309]: Received disconnect from 62.171.182.38 port 57042:11: Bye Bye [preauth]
May 25 13:45:47 efa3 sshd[31309]: Disconnected from 62.171.182.38 port 57042 [preauth]
May 25 13:45:50 efa3 sshd[31314]: Failed password for admin from 62.171.182.38 port 44794 ssh2
May 25 13:45:50 efa3 sshd[31314]: Received disconnect from 62.171.182.38 port 44794:11: Bye Bye [preauth]
May 25 13:45:50 efa3 sshd[31314]: Disconnected from 62.171.182.38 port 44794 [preauth]
May 25 13:45:52 efa3 sshd[31317]: Failed password for admin from 62.171.182.38 port 34224 ssh2
May 25 13:45:52 efa3 sshd[31317]: Received disconnect from 62.171.182.38 port 34224:11: Bye Bye [preauth]
May 25 13:45:52 efa3 sshd[31317]: Disconnected from 62.171.182.38 port 34224 [preauth]
May 25 13:45:52 efa3 sshd[31320]: Invalid user user from 62.171.182.3........
------------------------------

May 25 14:08:39 mail postfix/submission/smtpd[23027]: lost connection after UNKNOWN from unknown[87.251.74.84]
...

May 25 14:15:49 legacy sshd[6303]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=179.107.7.220
May 25 14:15:51 legacy sshd[6303]: Failed password for invalid user winders from 179.107.7.220 port 57560 ssh2
May 25 14:19:51 legacy sshd[6419]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=179.107.7.220
...