[2020-07-05 00:37:53] NOTICE[1197][C-000019e5] chan_sip.c: Call from '' (62.173.138.117:49752) to extension '27011101117178199140' rejected because extension not found in context 'public'.
[2020-07-05 00:37:53] SECURITY[1214] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-07-05T00:37:53.345-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="27011101117178199140",SessionID="0x7f6d288c4af8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.173.138.117/49752",ACLName="no_extension_match"
[2020-07-05 00:38:17] NOTICE[1197][C-000019e6] chan_sip.c: Call from '' (62.173.138.117:64732) to extension '280101117178199140' rejected because extension not found in context 'public'.
[2020-07-05 00:38:17] SECURITY[1214] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-07-05T00:38:17.437-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="280101117178199140",SessionID="0x7f6d2806bc78",LocalAddress="IPV4/UDP/192.168.244.6/5060",Remot
...

[2020-08-06 03:31:41] NOTICE[1248][C-00004397] chan_sip.c: Call from '' (62.173.138.147:55000) to extension '3290901148122518017' rejected because extension not found in context 'public'.
[2020-08-06 03:31:41] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-06T03:31:41.691-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="3290901148122518017",SessionID="0x7f27203d4058",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.173.138.147/55000",ACLName="no_extension_match"
[2020-08-06 03:32:10] NOTICE[1248][C-00004398] chan_sip.c: Call from '' (62.173.138.147:50638) to extension '32090901148122518017' rejected because extension not found in context 'public'.
[2020-08-06 03:32:10] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-06T03:32:10.871-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="32090901148122518017",SessionID="0x7f27200a09d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",Rem
...

[2020-08-05 12:31:32] NOTICE[1248][C-0000412e] chan_sip.c: Call from '' (62.173.138.147:55951) to extension '16330901148122518017' rejected because extension not found in context 'public'.
[2020-08-05 12:31:32] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-05T12:31:32.461-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="16330901148122518017",SessionID="0x7f27205a5c28",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.173.138.147/55951",ACLName="no_extension_match"
[2020-08-05 12:31:57] NOTICE[1248][C-0000412f] chan_sip.c: Call from '' (62.173.138.147:60071) to extension '16430901148122518017' rejected because extension not found in context 'public'.
[2020-08-05 12:31:57] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-05T12:31:57.875-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="16430901148122518017",SessionID="0x7f2720178398",LocalAddress="IPV4/UDP/192.168.244.6/5060",R
...

[2020-08-05 04:41:10] NOTICE[1248][C-0000401c] chan_sip.c: Call from '' (62.173.138.147:52565) to extension '0-010901148122518017' rejected because extension not found in context 'public'.
[2020-08-05 04:41:10] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-05T04:41:10.417-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0-010901148122518017",SessionID="0x7f27200a09d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.173.138.147/52565",ACLName="no_extension_match"
[2020-08-05 04:41:42] NOTICE[1248][C-0000401d] chan_sip.c: Call from '' (62.173.138.147:60527) to extension '0-10901148122518017' rejected because extension not found in context 'public'.
[2020-08-05 04:41:42] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-05T04:41:42.545-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0-10901148122518017",SessionID="0x7f27200a09d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",Rem
...

[2020-08-04 19:12:02] NOTICE[1248][C-00003e33] chan_sip.c: Call from '' (62.173.138.147:58075) to extension '17011*48122518017' rejected because extension not found in context 'public'.
[2020-08-04 19:12:02] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-04T19:12:02.582-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="17011*48122518017",SessionID="0x7f272012c148",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.173.138.147/58075",ACLName="no_extension_match"
[2020-08-04 19:12:30] NOTICE[1248][C-00003e34] chan_sip.c: Call from '' (62.173.138.147:64455) to extension '170011*48122518017' rejected because extension not found in context 'public'.
[2020-08-04 19:12:30] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-04T19:12:30.591-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="170011*48122518017",SessionID="0x7f27200a09d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddre
...

[2020-08-04 11:03:53] NOTICE[1248][C-00003c65] chan_sip.c: Call from '' (62.173.138.147:57330) to extension '0-0101148122518017' rejected because extension not found in context 'public'.
[2020-08-04 11:03:53] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-04T11:03:53.217-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0-0101148122518017",SessionID="0x7f27205a5c28",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.173.138.147/57330",ACLName="no_extension_match"
[2020-08-04 11:04:17] NOTICE[1248][C-00003c66] chan_sip.c: Call from '' (62.173.138.147:61285) to extension '1230101148122518017' rejected because extension not found in context 'public'.
[2020-08-04 11:04:17] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-04T11:04:17.852-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="1230101148122518017",SessionID="0x7f272007c5b8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteA
...

[2020-08-04 02:50:47] NOTICE[1248][C-00003a6d] chan_sip.c: Call from '' (62.173.138.147:64620) to extension '1110901148122518017' rejected because extension not found in context 'public'.
[2020-08-04 02:50:47] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-04T02:50:47.932-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="1110901148122518017",SessionID="0x7f272024a178",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.173.138.147/64620",ACLName="no_extension_match"
[2020-08-04 02:51:20] NOTICE[1248][C-00003a6e] chan_sip.c: Call from '' (62.173.138.147:64503) to extension '2220901148122518017' rejected because extension not found in context 'public'.
[2020-08-04 02:51:20] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-04T02:51:20.489-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="2220901148122518017",SessionID="0x7f272024a178",LocalAddress="IPV4/UDP/192.168.244.6/5060",Remot
...

Scanning random ports - tries to find possible vulnerable services

fail2ban honeypot

Dec 20 12:10:18 debian-2gb-nbg1-2 kernel: \[492980.813178\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=62.173.138.66 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=247 ID=25418 DF PROTO=TCP SPT=20004 DPT=8189 WINDOW=512 RES=0x00 SYN URGP=0

Dec 19 21:36:55 debian-2gb-nbg1-2 kernel: \[440581.593190\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=62.173.138.66 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=247 ID=34646 DF PROTO=TCP SPT=20005 DPT=5443 WINDOW=512 RES=0x00 SYN URGP=0

Multiport scan : 12 ports scanned 42 1234 2121 2132 2211 3333 5555 8759 9013 9070 9875 14464

MultiHost/MultiPort Probe, Scan, Hack -

fail2ban honeypot

fail2ban honeypot

firewall-block, port(s): 445/tcp

Automatically reported by fail2ban report script (mx1)

165.22.94.219 - - \[24/May/2020:22:30:01 +0200\] "POST /wp-login.php HTTP/1.0" 200 6728 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
165.22.94.219 - - \[24/May/2020:22:30:03 +0200\] "POST /wp-login.php HTTP/1.0" 200 6558 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
165.22.94.219 - - \[24/May/2020:22:30:04 +0200\] "POST /wp-login.php HTTP/1.0" 200 6552 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"

May 24 23:37:07 electroncash sshd[46342]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.8.161.25 
May 24 23:37:07 electroncash sshd[46342]: Invalid user abdelk from 154.8.161.25 port 63424
May 24 23:37:09 electroncash sshd[46342]: Failed password for invalid user abdelk from 154.8.161.25 port 63424 ssh2
May 24 23:39:53 electroncash sshd[47125]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.8.161.25  user=root
May 24 23:39:55 electroncash sshd[47125]: Failed password for root from 154.8.161.25 port 50137 ssh2
...

Unauthorized connection attempt from IP address 187.75.92.189 on Port 445(SMB)

May 24 16:07:54 server1 sshd\[5299\]: Failed password for invalid user garduque from 203.110.166.51 port 60092 ssh2
May 24 16:10:16 server1 sshd\[6082\]: Invalid user Pass@word123!@\# from 203.110.166.51
May 24 16:10:16 server1 sshd\[6082\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.110.166.51 
May 24 16:10:18 server1 sshd\[6082\]: Failed password for invalid user Pass@word123!@\# from 203.110.166.51 port 60093 ssh2
May 24 16:12:21 server1 sshd\[6646\]: Invalid user 123456 from 203.110.166.51
...

DATE:2020-05-24 23:43:50, IP:45.55.210.248, PORT:ssh SSH brute force auth (docker-dc)

SSH_attack

May 25 00:33:16 vps sshd[145055]: Failed password for root from 222.186.30.167 port 36369 ssh2
May 25 00:33:18 vps sshd[145055]: Failed password for root from 222.186.30.167 port 36369 ssh2
May 25 00:33:35 vps sshd[146351]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.167  user=root
May 25 00:33:37 vps sshd[146351]: Failed password for root from 222.186.30.167 port 25100 ssh2
May 25 00:33:40 vps sshd[146351]: Failed password for root from 222.186.30.167 port 25100 ssh2
...

From: "mistake" 
Subject: The Hardest Preparedness Lesson Of My Entire Life
Content-Language: en-us
MIME-Version: 1.0

445/tcp 1433/tcp...
[2020-03-26/05-24]6pkt,2pt.(tcp)

May 24 21:32:56 ip-172-31-62-245 sshd\[23467\]: Failed password for root from 182.75.139.26 port 3118 ssh2\
May 24 21:33:04 ip-172-31-62-245 sshd\[23469\]: Failed password for root from 182.75.139.26 port 10971 ssh2\
May 24 21:37:34 ip-172-31-62-245 sshd\[23537\]: Failed password for root from 182.75.139.26 port 51581 ssh2\
May 24 21:37:41 ip-172-31-62-245 sshd\[23539\]: Failed password for root from 182.75.139.26 port 58496 ssh2\
May 24 21:38:48 ip-172-31-62-245 sshd\[23555\]: Invalid user sawmill from 182.75.139.26\

Unauthorized connection attempt from IP address 113.203.111.113 on Port 445(SMB)

failed_logins

May 24 14:25:07 server1 sshd\[7016\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.49.76.100  user=root
May 24 14:25:09 server1 sshd\[7016\]: Failed password for root from 58.49.76.100 port 26999 ssh2
May 24 14:27:40 server1 sshd\[7755\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.49.76.100  user=root
May 24 14:27:43 server1 sshd\[7755\]: Failed password for root from 58.49.76.100 port 12644 ssh2
May 24 14:30:15 server1 sshd\[8448\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.49.76.100  user=root
...