\[2020-01-01 02:20:31\] NOTICE\[2839\] chan_sip.c: Registration from '"1" \' failed for '37.49.230.86:6940' - Wrong password
\[2020-01-01 02:20:31\] SECURITY\[2857\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-01-01T02:20:31.400-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="1",SessionID="0x7f0fb40a4b28",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.86/6940",Challenge="28426a75",ReceivedChallenge="28426a75",ReceivedHash="518e151094b9c5e55a39afd9f32a9a72"
\[2020-01-01 02:20:31\] NOTICE\[2839\] chan_sip.c: Registration from '"1" \' failed for '37.49.230.86:6940' - Wrong password
\[2020-01-01 02:20:31\] SECURITY\[2857\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-01-01T02:20:31.505-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="1",SessionID="0x7f0fb40d3ec8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.86/6940",

\[2019-12-29 15:51:24\] NOTICE\[2839\] chan_sip.c: Registration from '"9001" \' failed for '37.49.230.86:5404' - Wrong password
\[2019-12-29 15:51:24\] SECURITY\[2857\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-12-29T15:51:24.365-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="9001",SessionID="0x7f0fb462f398",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.86/5404",Challenge="499ab11a",ReceivedChallenge="499ab11a",ReceivedHash="72fd21c52a560823527ac7b8e935d134"
\[2019-12-29 15:51:24\] NOTICE\[2839\] chan_sip.c: Registration from '"9001" \' failed for '37.49.230.86:5404' - Wrong password
\[2019-12-29 15:51:24\] SECURITY\[2857\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-12-29T15:51:24.474-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="9001",SessionID="0x7f0fb4935698",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/3

Bible

2020-10-13T06:44:21.356144news0 auth[956]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=admin rhost=37.49.230.238
2020-10-13T06:44:25.395781news0 dovecot[21131]: pop3-login: Aborted login (auth failed, 1 attempts in 4 secs): user=, method=PLAIN, rip=37.49.230.238, lip=95.111.246.42, session=
2020-10-13T06:44:28.401407news0 auth[956]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=admin rhost=37.49.230.238
...

2020-10-13T06:44:21.356144news0 auth[956]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=admin rhost=37.49.230.238
2020-10-13T06:44:25.395781news0 dovecot[21131]: pop3-login: Aborted login (auth failed, 1 attempts in 4 secs): user=, method=PLAIN, rip=37.49.230.238, lip=95.111.246.42, session=
2020-10-13T06:44:28.401407news0 auth[956]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=admin rhost=37.49.230.238
...

Dovecot Invalid User Login Attempt.

"AmooT";tag=3533393765393339313363340132313832313335333935

\[2020-10-02 15:01:13\] SECURITY\[6939\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-10-02T15:01:13.624+0200",Severity="Error",Service="SIP",EventVersion="2",AccountID="100",SessionID="0x7f0ffea08d88",LocalAddress="IPV4/UDP/204.8.216.89/5060",RemoteAddress="IPV4/UDP/37.49.230.126/5862",Challenge="096f171f",ReceivedChallenge="096f171f",ReceivedHash="b099bdfad5869da4ae2114a56a2b4299"
\[2020-10-02 15:01:13\] SECURITY\[6939\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-10-02T15:01:13.759+0200",Severity="Error",Service="SIP",EventVersion="2",AccountID="100",SessionID="0x7f0ffeab8148",LocalAddress="IPV4/UDP/204.8.216.89/5060",RemoteAddress="IPV4/UDP/37.49.230.126/5862",Challenge="233a417c",ReceivedChallenge="233a417c",ReceivedHash="0017581d14759d4b5ad3a404ed924131"
\[2020-10-02 15:01:13\] SECURITY\[6939\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-10-02T15:01:13.783+0200",Severity="Error",Service="SIP",EventVersion="2",Accoun
...

\[2020-10-02 15:01:13\] SECURITY\[6939\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-10-02T15:01:13.624+0200",Severity="Error",Service="SIP",EventVersion="2",AccountID="100",SessionID="0x7f0ffea08d88",LocalAddress="IPV4/UDP/204.8.216.89/5060",RemoteAddress="IPV4/UDP/37.49.230.126/5862",Challenge="096f171f",ReceivedChallenge="096f171f",ReceivedHash="b099bdfad5869da4ae2114a56a2b4299"
\[2020-10-02 15:01:13\] SECURITY\[6939\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-10-02T15:01:13.759+0200",Severity="Error",Service="SIP",EventVersion="2",AccountID="100",SessionID="0x7f0ffeab8148",LocalAddress="IPV4/UDP/204.8.216.89/5060",RemoteAddress="IPV4/UDP/37.49.230.126/5862",Challenge="233a417c",ReceivedChallenge="233a417c",ReceivedHash="0017581d14759d4b5ad3a404ed924131"
\[2020-10-02 15:01:13\] SECURITY\[6939\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-10-02T15:01:13.783+0200",Severity="Error",Service="SIP",EventVersion="2",Accoun
...

[N1.H1.VM1] Port Scanner Detected Blocked by UFW

SIP Server BruteForce Attack

[2020-09-30 18:00:12] NOTICE[1159][C-0000421d] chan_sip.c: Call from '' (37.49.230.201:64644) to extension '12526890745' rejected because extension not found in context 'public'.
[2020-09-30 18:00:12] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-30T18:00:12.866-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="12526890745",SessionID="0x7fcaa045f8f8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.201/64644",ACLName="no_extension_match"
[2020-09-30 18:00:26] NOTICE[1159][C-0000421f] chan_sip.c: Call from '' (37.49.230.201:57391) to extension '712526890745' rejected because extension not found in context 'public'.
[2020-09-30 18:00:26] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-30T18:00:26.237-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="712526890745",SessionID="0x7fcaa04d8d08",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.201/
...

[2020-09-30 18:00:12] NOTICE[1159][C-0000421d] chan_sip.c: Call from '' (37.49.230.201:64644) to extension '12526890745' rejected because extension not found in context 'public'.
[2020-09-30 18:00:12] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-30T18:00:12.866-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="12526890745",SessionID="0x7fcaa045f8f8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.201/64644",ACLName="no_extension_match"
[2020-09-30 18:00:26] NOTICE[1159][C-0000421f] chan_sip.c: Call from '' (37.49.230.201:57391) to extension '712526890745' rejected because extension not found in context 'public'.
[2020-09-30 18:00:26] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-30T18:00:26.237-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="712526890745",SessionID="0x7fcaa04d8d08",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.201/
...

[2020-09-30 18:00:12] NOTICE[1159][C-0000421d] chan_sip.c: Call from '' (37.49.230.201:64644) to extension '12526890745' rejected because extension not found in context 'public'.
[2020-09-30 18:00:12] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-30T18:00:12.866-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="12526890745",SessionID="0x7fcaa045f8f8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.201/64644",ACLName="no_extension_match"
[2020-09-30 18:00:26] NOTICE[1159][C-0000421f] chan_sip.c: Call from '' (37.49.230.201:57391) to extension '712526890745' rejected because extension not found in context 'public'.
[2020-09-30 18:00:26] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-30T18:00:26.237-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="712526890745",SessionID="0x7fcaa04d8d08",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.201/
...

Hellooo

Hellooo

Sep 28 15:49:19 : SSH login attempts with invalid user

Aug 31 22:33:01 gamehost-one sshd[32383]: Failed password for root from 147.50.135.171 port 32902 ssh2
Aug 31 22:39:55 gamehost-one sshd[445]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=147.50.135.171 
Aug 31 22:39:57 gamehost-one sshd[445]: Failed password for invalid user test2 from 147.50.135.171 port 40124 ssh2
...

ET DROP Dshield Block Listed Source group 1 - port: 32389 proto: tcp cat: Misc Attackbytes: 60

SRC=45.129.33.4 PROTO=TCP SPT=51593 DPT=3364

ENG,DEF GET /wp-login.php

1598876894 - 08/31/2020 14:28:14 Host: 41.230.4.219/41.230.4.219 Port: 445 TCP Blocked

Unauthorised access (Aug 31) SRC=183.189.96.237 LEN=40 TTL=46 ID=34949 TCP DPT=8080 WINDOW=16933 SYN 
Unauthorised access (Aug 31) SRC=183.189.96.237 LEN=40 TTL=46 ID=50724 TCP DPT=8080 WINDOW=34813 SYN 
Unauthorised access (Aug 30) SRC=183.189.96.237 LEN=40 TTL=46 ID=34794 TCP DPT=8080 WINDOW=34813 SYN

Sep  1 01:23:56 itv-usvr-02 sshd[24214]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.109.87  user=root
Sep  1 01:23:57 itv-usvr-02 sshd[24214]: Failed password for root from 188.166.109.87 port 54760 ssh2
Sep  1 01:29:36 itv-usvr-02 sshd[24372]: Invalid user test1 from 188.166.109.87 port 44276
Sep  1 01:29:36 itv-usvr-02 sshd[24372]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.109.87
Sep  1 01:29:36 itv-usvr-02 sshd[24372]: Invalid user test1 from 188.166.109.87 port 44276
Sep  1 01:29:38 itv-usvr-02 sshd[24372]: Failed password for invalid user test1 from 188.166.109.87 port 44276 ssh2

1598876890 - 08/31/2020 14:28:10 Host: 118.174.3.202/118.174.3.202 Port: 445 TCP Blocked

Aug 31 22:07:59 ns3164893 sshd[23459]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.227.72.166
Aug 31 22:08:01 ns3164893 sshd[23459]: Failed password for invalid user tvm from 165.227.72.166 port 60681 ssh2
...

Sep  1 01:12:48 itv-usvr-02 sshd[23830]: Invalid user hsy from 167.99.15.232 port 56822
Sep  1 01:12:48 itv-usvr-02 sshd[23830]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.99.15.232
Sep  1 01:12:48 itv-usvr-02 sshd[23830]: Invalid user hsy from 167.99.15.232 port 56822
Sep  1 01:12:50 itv-usvr-02 sshd[23830]: Failed password for invalid user hsy from 167.99.15.232 port 56822 ssh2
Sep  1 01:22:47 itv-usvr-02 sshd[24175]: Invalid user niv from 167.99.15.232 port 50682

2020-08-31T12:25:03.958255abusebot-4.cloudsearch.cf sshd[18950]: Invalid user webserver from 104.248.114.67 port 49152
2020-08-31T12:25:03.963512abusebot-4.cloudsearch.cf sshd[18950]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.114.67
2020-08-31T12:25:03.958255abusebot-4.cloudsearch.cf sshd[18950]: Invalid user webserver from 104.248.114.67 port 49152
2020-08-31T12:25:05.842163abusebot-4.cloudsearch.cf sshd[18950]: Failed password for invalid user webserver from 104.248.114.67 port 49152 ssh2
2020-08-31T12:28:27.598943abusebot-4.cloudsearch.cf sshd[19184]: Invalid user ubuntu from 104.248.114.67 port 55310
2020-08-31T12:28:27.604464abusebot-4.cloudsearch.cf sshd[19184]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.114.67
2020-08-31T12:28:27.598943abusebot-4.cloudsearch.cf sshd[19184]: Invalid user ubuntu from 104.248.114.67 port 55310
2020-08-31T12:28:29.488147abusebot-4.cloudsearch.c
...

178.128.90.9 - - [31/Aug/2020:13:28:24 +0100] "POST /wp-login.php HTTP/1.1" 200 2453 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
178.128.90.9 - - [31/Aug/2020:13:28:27 +0100] "POST /wp-login.php HTTP/1.1" 200 2433 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
178.128.90.9 - - [31/Aug/2020:13:28:29 +0100] "POST /wp-login.php HTTP/1.1" 200 2433 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...

Unauthorized connection attempt from IP address 45.79.203.198 on port 3389

$f2bV_matches

doe-17 : Block hidden directories=>/.env(/)