\[2019-12-10 00:39:37\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-12-10T00:39:37.053-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="90085750048422069026",SessionID="0x7f0fb4d4f808",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/51509",ACLName="no_extension_match"
\[2019-12-10 00:39:44\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-12-10T00:39:44.078-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="90075780048422069029",SessionID="0x7f0fb4821a18",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/52588",ACLName="no_extension_match"
\[2019-12-10 00:39:48\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-12-10T00:39:48.994-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="90019120048422069022",SessionID="0x7f0fb4405e78",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/59116",ACL

\[2019-12-01 14:25:00\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-12-01T14:25:00.414-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="40040048422069033",SessionID="0x7f26c4276ea8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/50891",ACLName="no_extension_match"
\[2019-12-01 14:25:13\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-12-01T14:25:13.073-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="33410048422069026",SessionID="0x7f26c40cecf8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/64731",ACLName="no_extension_match"
\[2019-12-01 14:26:06\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-12-01T14:26:06.247-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="52470048422069032",SessionID="0x7f26c445f668",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/60324",ACLName="no_

\[2019-11-30 18:02:47\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-30T18:02:47.455-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="3510048422069031",SessionID="0x7f26c4276ea8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/56847",ACLName="no_extension_match"
\[2019-11-30 18:03:04\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-30T18:03:04.600-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="36750048422069026",SessionID="0x7f26c4ab1d88",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/53721",ACLName="no_extension_match"
\[2019-11-30 18:03:48\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-30T18:03:48.453-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="43380048422069033",SessionID="0x7f26c4b33aa8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/60199",ACLName="no_e

\[2019-11-30 13:37:07\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-30T13:37:07.057-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="2780048422069031",SessionID="0x7f26c445f668",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/60492",ACLName="no_extension_match"
\[2019-11-30 13:37:25\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-30T13:37:25.837-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="36020048422069026",SessionID="0x7f26c4a90648",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/56616",ACLName="no_extension_match"
\[2019-11-30 13:37:29\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-30T13:37:29.524-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="29260048422069029",SessionID="0x7f26c4022278",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/53340",ACLName="no_e

\[2019-11-30 09:09:18\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-30T09:09:18.261-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="15110048422069030",SessionID="0x7f26c445f668",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/50466",ACLName="no_extension_match"
\[2019-11-30 09:09:20\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-30T09:09:20.152-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="8470048422069022",SessionID="0x7f26c4a90648",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/56880",ACLName="no_extension_match"
\[2019-11-30 09:09:35\] SECURITY\[2765\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-30T09:09:35.416-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="2050048422069031",SessionID="0x7f26c4276ea8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.49.230.34/55561",ACLName="no_ex

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

Sep 21 19:30:48 piServer sshd[20402]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.195.3.57 
Sep 21 19:30:49 piServer sshd[20402]: Failed password for invalid user oracle from 220.195.3.57 port 55741 ssh2
Sep 21 19:35:11 piServer sshd[21101]: Failed password for root from 220.195.3.57 port 52990 ssh2
...

Forbidden directory scan :: 2020/09/21 02:42:16 [error] 1010#1010: *3188305 access forbidden by rule, client: 5.83.162.38, server: [censored_1], request: "GET /.env HTTP/1.1", host: "www.[censored_1]"

Sep 21 20:07:09 vps768472 sshd\[13772\]: Invalid user server from 111.68.98.152 port 54842
Sep 21 20:07:09 vps768472 sshd\[13772\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.68.98.152
Sep 21 20:07:11 vps768472 sshd\[13772\]: Failed password for invalid user server from 111.68.98.152 port 54842 ssh2
...

Sep 20 13:50:20 firewall sshd[25810]: Invalid user aqwzsx from 223.70.163.82
Sep 20 13:50:22 firewall sshd[25810]: Failed password for invalid user aqwzsx from 223.70.163.82 port 61447 ssh2
Sep 20 13:59:34 firewall sshd[26038]: Invalid user A1234567890 from 223.70.163.82
...

Found on   Github Combined on 3 lists    / proto=6  .  srcport=42938  .  dstport=17233  .     (2520)

Port probing on unauthorized port 445

132.232.108.149 (CN/China/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Sep 21 13:21:14 jbs1 sshd[774]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.108.149  user=root
Sep 21 13:21:16 jbs1 sshd[774]: Failed password for root from 132.232.108.149 port 54958 ssh2
Sep 21 13:20:10 jbs1 sshd[31888]: Failed password for root from 36.22.179.54 port 9851 ssh2
Sep 21 13:20:25 jbs1 sshd[32230]: Failed password for root from 106.12.154.24 port 44336 ssh2
Sep 21 13:20:23 jbs1 sshd[32230]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.154.24  user=root
Sep 21 13:21:47 jbs1 sshd[1386]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.68.209.240  user=root

IP Addresses Blocked:

leo_www

Sep 21 18:08:37 mavik sshd[23707]: Failed password for root from 222.186.175.183 port 64292 ssh2
Sep 21 18:08:40 mavik sshd[23707]: Failed password for root from 222.186.175.183 port 64292 ssh2
Sep 21 18:08:43 mavik sshd[23707]: Failed password for root from 222.186.175.183 port 64292 ssh2
Sep 21 18:08:46 mavik sshd[23707]: Failed password for root from 222.186.175.183 port 64292 ssh2
Sep 21 18:08:49 mavik sshd[23707]: Failed password for root from 222.186.175.183 port 64292 ssh2
...

[SID2] Fail2ban detected 5 failed SSH login attempts within 30 minutes. This report was submitted automatically.

$f2bV_matches

Sep 21 09:31:14 ns382633 sshd\[1967\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.16.36  user=root
Sep 21 09:31:16 ns382633 sshd\[1967\]: Failed password for root from 188.166.16.36 port 57916 ssh2
Sep 21 09:38:58 ns382633 sshd\[3252\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.16.36  user=root
Sep 21 09:39:00 ns382633 sshd\[3252\]: Failed password for root from 188.166.16.36 port 61856 ssh2
Sep 21 09:45:53 ns382633 sshd\[4801\]: Invalid user test from 188.166.16.36 port 22812
Sep 21 09:45:53 ns382633 sshd\[4801\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.16.36

Sep 21 22:56:28 gw1 sshd[10100]: Failed password for root from 222.186.175.212 port 47746 ssh2
Sep 21 22:56:31 gw1 sshd[10100]: Failed password for root from 222.186.175.212 port 47746 ssh2
...

Invalid user test3 from 128.199.223.233 port 55734

177.73.2.57 (BR/Brazil/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Sep 21 13:47:01 server sshd[32389]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.143.87.147  user=root
Sep 21 13:47:03 server sshd[32389]: Failed password for root from 79.143.87.147 port 38890 ssh2
Sep 21 13:42:20 server sshd[31569]: Failed password for root from 177.73.2.57 port 41257 ssh2
Sep 21 13:43:29 server sshd[31751]: Failed password for root from 111.74.11.81 port 39103 ssh2
Sep 21 13:43:27 server sshd[31751]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.74.11.81  user=root
Sep 21 13:47:16 server sshd[32404]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.121.227  user=root

IP Addresses Blocked:

79.143.87.147 (GB/United Kingdom/-)