Oct 29 07:46:38 ArkNodeAT sshd\[10059\]: Invalid user dns from 163.172.36.149
Oct 29 07:46:38 ArkNodeAT sshd\[10059\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.149
Oct 29 07:46:40 ArkNodeAT sshd\[10059\]: Failed password for invalid user dns from 163.172.36.149 port 56270 ssh2

SSH Bruteforce attack

Aug 15 02:50:43 cp sshd[15097]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.149

Aug  8 17:28:13 yabzik sshd[15601]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.149
Aug  8 17:28:15 yabzik sshd[15601]: Failed password for invalid user devteam from 163.172.36.149 port 22144 ssh2
Aug  8 17:32:09 yabzik sshd[16804]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.149

SSH Brute Force, server-1 sshd[26961]: Failed password for invalid user umesh123 from 163.172.36.149 port 45606 ssh2

2019-08-06T03:39:25.727856abusebot-6.cloudsearch.cf sshd\[14096\]: Invalid user redmine from 163.172.36.149 port 24324

Aug  3 17:54:52 vps691689 sshd[5834]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.149
Aug  3 17:54:53 vps691689 sshd[5834]: Failed password for invalid user chef from 163.172.36.149 port 13141 ssh2
Aug  3 17:58:36 vps691689 sshd[5876]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.149
...

Jul 30 02:52:07 localhost sshd\[26463\]: Invalid user demo from 163.172.36.149
Jul 30 02:52:07 localhost sshd\[26463\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.149
Jul 30 02:52:09 localhost sshd\[26463\]: Failed password for invalid user demo from 163.172.36.149 port 60919 ssh2
Jul 30 02:56:20 localhost sshd\[26653\]: Invalid user mannan from 163.172.36.149
Jul 30 02:56:20 localhost sshd\[26653\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.149
...

Automatic report - Banned IP Access

Unauthorised access (May 22) SRC=163.172.36.222 LEN=40 TTL=248 ID=42672 TCP DPT=139 WINDOW=1024 SYN

Mar 21 10:12:36 debian-2gb-nbg1-2 kernel: \[7041054.898529\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=163.172.36.57 DST=195.201.40.59 LEN=46 TOS=0x00 PREC=0x00 TTL=246 ID=54321 PROTO=UDP SPT=65499 DPT=1900 LEN=26

$f2bV_matches | Triggered by Fail2Ban at Vostok web server

Nov 13 13:59:02 odroid64 sshd\[19866\]: Invalid user zabbix from 163.172.36.72
Nov 13 13:59:02 odroid64 sshd\[19866\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.72
Nov 23 23:32:52 odroid64 sshd\[31932\]: Invalid user ubuntu from 163.172.36.72
Nov 23 23:32:52 odroid64 sshd\[31932\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.72
Dec 24 10:48:31 odroid64 sshd\[20058\]: Invalid user minkus from 163.172.36.72
Dec 24 10:48:31 odroid64 sshd\[20058\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.72
...

2020-01-03T05:05:11.689801suse-nuc sshd[12991]: Invalid user ltf from 163.172.36.146 port 52594
...

Feb 21 20:20:19 srv-ubuntu-dev3 sshd[101211]: Invalid user wp from 163.172.36.146
Feb 21 20:20:19 srv-ubuntu-dev3 sshd[101211]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.146
Feb 21 20:20:19 srv-ubuntu-dev3 sshd[101211]: Invalid user wp from 163.172.36.146
Feb 21 20:20:21 srv-ubuntu-dev3 sshd[101211]: Failed password for invalid user wp from 163.172.36.146 port 45960 ssh2
Feb 21 20:25:02 srv-ubuntu-dev3 sshd[101574]: Invalid user temp from 163.172.36.146
Feb 21 20:25:02 srv-ubuntu-dev3 sshd[101574]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.146
Feb 21 20:25:02 srv-ubuntu-dev3 sshd[101574]: Invalid user temp from 163.172.36.146
Feb 21 20:25:04 srv-ubuntu-dev3 sshd[101574]: Failed password for invalid user temp from 163.172.36.146 port 47174 ssh2
Feb 21 20:29:43 srv-ubuntu-dev3 sshd[101940]: Invalid user divya from 163.172.36.146
...

Feb 16 21:06:59 MK-Soft-Root2 sshd[31442]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.146 
Feb 16 21:07:02 MK-Soft-Root2 sshd[31442]: Failed password for invalid user Joshua from 163.172.36.146 port 59812 ssh2
...

Unauthorized connection attempt detected from IP address 163.172.36.72 to port 2220 [J]

SSH login attempts with user root at 2020-01-02.

Dec 28 17:13:11 server sshd\[7332\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.146  user=root
Dec 28 17:13:13 server sshd\[7332\]: Failed password for root from 163.172.36.146 port 44160 ssh2
Dec 28 17:26:22 server sshd\[10134\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.146  user=root
Dec 28 17:26:24 server sshd\[10134\]: Failed password for root from 163.172.36.146 port 45944 ssh2
Dec 28 17:30:43 server sshd\[11002\]: Invalid user mary from 163.172.36.146
Dec 28 17:30:43 server sshd\[11002\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.146 
...

2019-12-27T22:53:42.250837shield sshd\[26583\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.146  user=root
2019-12-27T22:53:43.589287shield sshd\[26583\]: Failed password for root from 163.172.36.146 port 46604 ssh2
2019-12-27T22:56:38.014116shield sshd\[27193\]: Invalid user inuzuka from 163.172.36.146 port 36440
2019-12-27T22:56:38.019769shield sshd\[27193\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.146
2019-12-27T22:56:40.186589shield sshd\[27193\]: Failed password for invalid user inuzuka from 163.172.36.146 port 36440 ssh2

Automatic report - SSH Brute-Force Attack

Dec 18 04:48:40 ny01 sshd[11247]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.72
Dec 18 04:48:43 ny01 sshd[11247]: Failed password for invalid user kudless from 163.172.36.72 port 60064 ssh2
Dec 18 04:55:04 ny01 sshd[12213]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.72

Dec 15 14:27:30 server sshd\[25501\]: Failed password for invalid user bessette from 163.172.36.72 port 60174 ssh2
Dec 16 12:26:29 server sshd\[10119\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.72  user=root
Dec 16 12:26:30 server sshd\[10119\]: Failed password for root from 163.172.36.72 port 53180 ssh2
Dec 16 12:36:12 server sshd\[13088\]: Invalid user collecutt from 163.172.36.72
Dec 16 12:36:12 server sshd\[13088\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.36.72 
...

none

Jun 12 09:38:16 dhoomketu sshd[676051]: Failed password for invalid user liaojp from 36.97.143.123 port 37206 ssh2
Jun 12 09:41:22 dhoomketu sshd[676155]: Invalid user cloudflare from 36.97.143.123 port 52062
Jun 12 09:41:22 dhoomketu sshd[676155]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.97.143.123 
Jun 12 09:41:22 dhoomketu sshd[676155]: Invalid user cloudflare from 36.97.143.123 port 52062
Jun 12 09:41:24 dhoomketu sshd[676155]: Failed password for invalid user cloudflare from 36.97.143.123 port 52062 ssh2
...

Fri Jun 12 09:19:49 2020 \[pid 22903\] \[anonymous\] FTP response: Client "124.234.183.221", "530 Permission denied."
Fri Jun 12 09:19:55 2020 \[pid 22926\] \[nikav\] FTP response: Client "124.234.183.221", "530 Permission denied."
Fri Jun 12 09:19:59 2020 \[pid 22950\] \[nikav\] FTP response: Client "124.234.183.221", "530 Permission denied."

sshd: Failed password for invalid user .... from 84.241.12.180 port 10693 ssh2 (7 attempts)

0,31-03/29 [bc02/m22] PostRequest-Spammer scoring: maputo01_x2b

Jun 12 13:09:58 ucs sshd\[27622\]: Invalid user honey from 144.172.73.43 port 51676
Jun 12 13:09:58 ucs sshd\[27624\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.172.73.43
Jun 12 13:10:01 ucs sshd\[27622\]: error: PAM: User not known to the underlying authentication module for illegal user honey from 144.172.73.43
Jun 12 13:10:01 ucs sshd\[27622\]: Failed keyboard-interactive/pam for invalid user honey from 144.172.73.43 port 51676 ssh2
...

[2020-06-12 07:06:42] NOTICE[1273] chan_sip.c: Registration from '' failed for '8.129.168.101:56171' - Wrong password
[2020-06-12 07:06:42] SECURITY[1288] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-12T07:06:42.935-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="sip9",SessionID="0x7f31c03e14a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/8.129.168.101/56171",Challenge="2a4c8e38",ReceivedChallenge="2a4c8e38",ReceivedHash="596c712c2481be9d11244e64ac602ed6"
[2020-06-12 07:14:16] NOTICE[1273] chan_sip.c: Registration from '' failed for '8.129.168.101:54411' - Wrong password
[2020-06-12 07:14:16] SECURITY[1288] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-12T07:14:16.511-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="sip10",SessionID="0x7f31c02f7128",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/8.129.168.1
...

[portscan] tcp/23 [TELNET]
*(RWIN=48640)(06120947)

port scan and connect, tcp 23 (telnet)

2020-06-12T05:58:16.323838morrigan.ad5gb.com sshd[6577]: Invalid user admin from 120.131.3.144 port 11800
2020-06-12T05:58:18.180874morrigan.ad5gb.com sshd[6577]: Failed password for invalid user admin from 120.131.3.144 port 11800 ssh2
2020-06-12T05:58:20.180144morrigan.ad5gb.com sshd[6577]: Disconnected from invalid user admin 120.131.3.144 port 11800 [preauth]

Jun 12 13:14:19 vps687878 sshd\[31319\]: Invalid user web from 124.205.224.179 port 36646
Jun 12 13:14:19 vps687878 sshd\[31319\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.205.224.179
Jun 12 13:14:21 vps687878 sshd\[31319\]: Failed password for invalid user web from 124.205.224.179 port 36646 ssh2
Jun 12 13:17:36 vps687878 sshd\[31829\]: Invalid user x from 124.205.224.179 port 41438
Jun 12 13:17:36 vps687878 sshd\[31829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.205.224.179
...

Jun 12 07:36:15 OPSO sshd\[6200\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.141.165.35  user=root
Jun 12 07:36:16 OPSO sshd\[6200\]: Failed password for root from 103.141.165.35 port 52632 ssh2
Jun 12 07:40:23 OPSO sshd\[6762\]: Invalid user sgi from 103.141.165.35 port 55982
Jun 12 07:40:23 OPSO sshd\[6762\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.141.165.35
Jun 12 07:40:25 OPSO sshd\[6762\]: Failed password for invalid user sgi from 103.141.165.35 port 55982 ssh2

20/6/11@23:49:47: FAIL: Alarm-Network address from=14.166.105.230
...

(sshd) Failed SSH login from 59.22.233.81 (KR/South Korea/-): 12 in the last 3600 secs

Telnet Server BruteForce Attack

MYH,DEF GET /2020/wp-login.php