\[2019-08-13 22:23:57\] NOTICE\[5713\] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '\' failed for '77.234.46.145:5987' \(callid: 627922654-1829003958-458813453\) - Failed to authenticate
\[2019-08-13 22:23:57\] SECURITY\[1715\] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2019-08-13T22:23:57.475+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="\",SessionID="627922654-1829003958-458813453",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/77.234.46.145/5987",Challenge="1565727837/1f8f0cf151489e941cd77f7763c2fb0a",Response="325d83befecdb5d5dbd7667c28bb7879",ExpectedResponse=""
\[2019-08-13 22:23:57\] NOTICE\[18654\] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '\' failed for '77.234.46.145:5987' \(callid: 627922654-1829003958-458813453\) - Failed to authenticate
\[2019-08-13 22:23:57\] SECURITY\[1715\] res_security_log.c: SecurityEvent="ChallengeResponseFailed

this person hacked one of my social media accounts and sold it online.

Web App Attack

\[2019-07-05 04:57:44\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2790' - Wrong password
\[2019-07-05 04:57:58\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2724' - Wrong password
\[2019-07-05 04:58:13\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2761' - Wrong password
...

\[2019-07-05 00:22:58\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2675' - Wrong password
\[2019-07-05 00:22:58\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-05T00:22:58.393-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="8090",SessionID="0x7f02f8335788",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.193/63609",Challenge="694c01fe",ReceivedChallenge="694c01fe",ReceivedHash="259209eb0904d2473a2961fd0318ad0f"
\[2019-07-05 00:23:13\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2751' - Wrong password
\[2019-07-05 00:23:13\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-05T00:23:13.994-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="9002",SessionID="0x7f02f869b578",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.

\[2019-07-04 17:03:45\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2759' - Wrong password
\[2019-07-04 17:04:00\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2634' - Wrong password
\[2019-07-04 17:04:13\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2762' - Wrong password
...

\[2019-07-02 21:20:08\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2622' - Wrong password
\[2019-07-02 21:20:08\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-02T21:20:08.542-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1011",SessionID="0x7f02f81ae088",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.193/57160",Challenge="7731fff5",ReceivedChallenge="7731fff5",ReceivedHash="08e4d2335f5dd4d3effc102911225033"
\[2019-07-02 21:20:22\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2695' - Wrong password
\[2019-07-02 21:20:22\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-02T21:20:22.815-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1012",SessionID="0x7f02f810d948",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.

\[2019-07-02 07:03:32\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2782' - Wrong password
\[2019-07-02 07:03:32\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-02T07:03:32.678-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="999",SessionID="0x7f02f80d17f8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.193/51430",Challenge="07cf4505",ReceivedChallenge="07cf4505",ReceivedHash="2ac3c2b81f182654c439829811ef7668"
\[2019-07-02 07:03:46\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2786' - Wrong password
\[2019-07-02 07:03:46\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-02T07:03:46.438-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="9999",SessionID="0x7f02f82b2728",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46

\[2019-07-01 18:33:26\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2695' - Wrong password
\[2019-07-01 18:33:26\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-01T18:33:26.741-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="703",SessionID="0x7f02f810d9f8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.193/59624",Challenge="1b5ac43b",ReceivedChallenge="1b5ac43b",ReceivedHash="f8a18d20149947040bca9e8c82805ee7"
\[2019-07-01 18:33:42\] NOTICE\[13443\] chan_sip.c: Registration from '\' failed for '77.234.46.193:2637' - Wrong password
\[2019-07-01 18:33:42\] SECURITY\[13451\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-01T18:33:42.683-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="704",SessionID="0x7f02f81b0978",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.1

\[2019-06-22 00:31:36\] SECURITY\[1857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-06-22T00:31:36.791-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="51900972595146363",SessionID="0x7fc4240077d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.242/64356",ACLName="no_extension_match"
\[2019-06-22 00:37:47\] SECURITY\[1857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-06-22T00:37:47.727-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="52200972595146363",SessionID="0x7fc4240077d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.242/61964",ACLName="no_extension_match"
\[2019-06-22 00:39:53\] SECURITY\[1857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-06-22T00:39:53.699-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="52300972595146363",SessionID="0x7fc424003de8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.242/61031",ACLName="

\[2019-06-21 11:34:05\] SECURITY\[2312\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-06-21T11:34:05.848-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="14300972595146363",SessionID="0x7fea9c696c38",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.242/61486",ACLName="no_extension_match"
\[2019-06-21 11:36:02\] SECURITY\[2312\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-06-21T11:36:02.121-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="14400972595146363",SessionID="0x7fea9d2c8fd8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.242/56037",ACLName="no_extension_match"
\[2019-06-21 11:38:06\] SECURITY\[2312\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-06-21T11:38:06.926-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="14500972595146363",SessionID="0x7fea9c696c38",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.234.46.242/60306",ACLName="

Automatic report - Port Scan Attack

[2020-02-25 14:47:33] NOTICE[1148] chan_sip.c: Registration from '' failed for '77.247.110.88:51748' - Wrong password
[2020-02-25 14:47:33] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-02-25T14:47:33.696-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="7590",SessionID="0x7fd82c081638",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.88/51748",Challenge="45a4731b",ReceivedChallenge="45a4731b",ReceivedHash="ac3b1b1c7acf8599a4888dbfc292dcb7"
[2020-02-25 14:47:33] NOTICE[1148] chan_sip.c: Registration from '' failed for '77.247.110.88:51749' - Wrong password
[2020-02-25 14:47:33] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-02-25T14:47:33.699-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="7590",SessionID="0x7fd82c3a9c28",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.88/51749",Chal
...

2020-02-25T21:25:13.469078vps751288.ovh.net sshd\[27570\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.178  user=root
2020-02-25T21:25:15.668933vps751288.ovh.net sshd\[27570\]: Failed password for root from 112.85.42.178 port 33722 ssh2
2020-02-25T21:25:18.790323vps751288.ovh.net sshd\[27570\]: Failed password for root from 112.85.42.178 port 33722 ssh2
2020-02-25T21:25:22.323003vps751288.ovh.net sshd\[27570\]: Failed password for root from 112.85.42.178 port 33722 ssh2
2020-02-25T21:25:26.267143vps751288.ovh.net sshd\[27570\]: Failed password for root from 112.85.42.178 port 33722 ssh2

Invalid user meviafoods from 182.200.37.80 port 13831

Feb 25 20:18:15 sso sshd[16849]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.129.222.207
Feb 25 20:18:17 sso sshd[16849]: Failed password for invalid user test2 from 103.129.222.207 port 56040 ssh2
...

55805/udp
[2020-02-25]1pkt

Lines containing failures of 45.140.169.67
Feb 24 17:28:13 penfold sshd[27761]: Invalid user user11 from 45.140.169.67 port 46380
Feb 24 17:28:13 penfold sshd[27761]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.140.169.67 
Feb 24 17:28:15 penfold sshd[27761]: Failed password for invalid user user11 from 45.140.169.67 port 46380 ssh2
Feb 24 17:28:16 penfold sshd[27761]: Received disconnect from 45.140.169.67 port 46380:11: Bye Bye [preauth]
Feb 24 17:28:16 penfold sshd[27761]: Disconnected from invalid user user11 45.140.169.67 port 46380 [preauth]
Feb 24 17:40:44 penfold sshd[28555]: Invalid user ftp1 from 45.140.169.67 port 53820
Feb 24 17:40:44 penfold sshd[28555]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.140.169.67 
Feb 24 17:40:46 penfold sshd[28555]: Failed password for invalid user ftp1 from 45.140.169.67 port 53820 ssh2
Feb 24 17:40:48 penfold sshd[28555]: Received dis........
------------------------------

Feb 25 19:26:07 ip-172-31-62-245 sshd\[19967\]: Invalid user test from 211.117.60.23\
Feb 25 19:26:08 ip-172-31-62-245 sshd\[19967\]: Failed password for invalid user test from 211.117.60.23 port 39802 ssh2\
Feb 25 19:30:01 ip-172-31-62-245 sshd\[19978\]: Failed password for mysql from 211.117.60.23 port 37564 ssh2\
Feb 25 19:33:47 ip-172-31-62-245 sshd\[19990\]: Invalid user sunpiology from 211.117.60.23\
Feb 25 19:33:49 ip-172-31-62-245 sshd\[19990\]: Failed password for invalid user sunpiology from 211.117.60.23 port 35326 ssh2\

Feb 25 20:40:51 * sshd[13228]: Failed password for root from 222.186.52.78 port 36865 ssh2

4567/tcp
[2020-02-25]1pkt

Feb 25 15:46:05 firewall sshd[32180]: Invalid user support from 106.52.4.104
Feb 25 15:46:07 firewall sshd[32180]: Failed password for invalid user support from 106.52.4.104 port 44806 ssh2
Feb 25 15:52:10 firewall sshd[32306]: Invalid user cpanelcabcache from 106.52.4.104
...

suspicious action Tue, 25 Feb 2020 13:36:25 -0300

Feb 25 19:31:39 hcbbdb sshd\[26795\]: Invalid user leslie from 51.77.109.158
Feb 25 19:31:39 hcbbdb sshd\[26795\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.109.158
Feb 25 19:31:41 hcbbdb sshd\[26795\]: Failed password for invalid user leslie from 51.77.109.158 port 49252 ssh2
Feb 25 19:39:32 hcbbdb sshd\[27686\]: Invalid user diradmin from 51.77.109.158
Feb 25 19:39:32 hcbbdb sshd\[27686\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.109.158

Feb 25 19:46:46 lnxweb61 sshd[7012]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.124.88.1

Honeypot attack, port: 4567, PTR: 123-192-90-166.dynamic.kbronet.com.tw.