\[2019-07-17 14:00:29\] NOTICE\[20804\] chan_sip.c: Registration from '\' failed for '216.245.196.206:50995' - Wrong password
\[2019-07-17 14:00:29\] SECURITY\[20812\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-17T14:00:29.298-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="40",SessionID="0x7f06f811a3c8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216.245.196.206/50995",Challenge="7584768d",ReceivedChallenge="7584768d",ReceivedHash="f05bd1d09941b5f13650c5baf4a14622"
\[2019-07-17 14:00:29\] NOTICE\[20804\] chan_sip.c: Registration from '\' failed for '216.245.196.206:54352' - Wrong password
\[2019-07-17 14:00:29\] SECURITY\[20812\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-17T14:00:29.592-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="500",SessionID="0x7f06f85ff978",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216.2

\[2019-07-17 11:15:10\] NOTICE\[20804\] chan_sip.c: Registration from '\' failed for '216.245.196.206:58192' - Wrong password
\[2019-07-17 11:15:10\] NOTICE\[20804\] chan_sip.c: Registration from '\' failed for '216.245.196.206:59258' - Wrong password
\[2019-07-17 11:15:25\] NOTICE\[20804\] chan_sip.c: Registration from '\' failed for '216.245.196.206:51936' - Wrong password
...

[2020-04-06 02:38:01] NOTICE[12114][C-00001f19] chan_sip.c: Call from '' (216.245.196.222:5071) to extension '442037695493' rejected because extension not found in context 'public'.
[2020-04-06 02:38:01] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-06T02:38:01.936-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="442037695493",SessionID="0x7f020c088288",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216.245.196.222/5071",ACLName="no_extension_match"
[2020-04-06 02:42:08] NOTICE[12114][C-00001f1f] chan_sip.c: Call from '' (216.245.196.222:5070) to extension '+442037695493' rejected because extension not found in context 'public'.
[2020-04-06 02:42:08] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-06T02:42:08.771-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="+442037695493",SessionID="0x7f020c04b958",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216
...

[2020-04-05 00:27:05] NOTICE[12114][C-00001959] chan_sip.c: Call from '' (216.245.196.222:5082) to extension '+442037695493' rejected because extension not found in context 'public'.
[2020-04-05 00:27:05] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-05T00:27:05.699-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="+442037695493",SessionID="0x7f020c04b958",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216.245.196.222/5082",ACLName="no_extension_match"
[2020-04-05 00:31:22] NOTICE[12114][C-00001960] chan_sip.c: Call from '' (216.245.196.222:5071) to extension '0442037695493' rejected because extension not found in context 'public'.
[2020-04-05 00:31:22] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-05T00:31:22.884-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0442037695493",SessionID="0x7f020c088288",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/2
...

[2020-04-04 10:09:23] NOTICE[12114][C-00001550] chan_sip.c: Call from '' (216.245.196.222:5074) to extension '+442037695493' rejected because extension not found in context 'public'.
[2020-04-04 10:09:23] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-04T10:09:23.932-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="+442037695493",SessionID="0x7f020c088288",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216.245.196.222/5074",ACLName="no_extension_match"
[2020-04-04 10:13:24] NOTICE[12114][C-00001554] chan_sip.c: Call from '' (216.245.196.222:5070) to extension '0442037695493' rejected because extension not found in context 'public'.
[2020-04-04 10:13:24] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-04T10:13:24.283-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0442037695493",SessionID="0x7f020c088288",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/2
...

[2020-04-04 04:11:03] NOTICE[12114][C-00001346] chan_sip.c: Call from '' (216.245.196.222:5071) to extension '1011442037695493' rejected because extension not found in context 'public'.
[2020-04-04 04:11:03] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-04T04:11:03.474-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="1011442037695493",SessionID="0x7f020c0b1098",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216.245.196.222/5071",ACLName="no_extension_match"
[2020-04-04 04:15:10] NOTICE[12114][C-0000134c] chan_sip.c: Call from '' (216.245.196.222:5071) to extension '00442037695493' rejected because extension not found in context 'public'.
[2020-04-04 04:15:10] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-04T04:15:10.777-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="00442037695493",SessionID="0x7f020c04b958",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IP
...

[2020-04-02 13:43:24] NOTICE[12114][C-0000036f] chan_sip.c: Call from '' (216.245.196.222:5076) to extension '901972599537676' rejected because extension not found in context 'public'.
[2020-04-02 13:43:24] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-02T13:43:24.947-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="901972599537676",SessionID="0x7f020c04de18",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216.245.196.222/5076",ACLName="no_extension_match"
[2020-04-02 13:44:48] NOTICE[12114][C-00000372] chan_sip.c: Call from '' (216.245.196.222:5076) to extension '9011972599537676' rejected because extension not found in context 'public'.
[2020-04-02 13:44:48] SECURITY[12128] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-04-02T13:44:48.632-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9011972599537676",SessionID="0x7f020c04de18",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="
...

SIP:5060 - unauthorized VoIP call to 006478079632 using sipcli/v1.8

\[2019-10-13 13:14:09\] NOTICE\[1887\] chan_sip.c: Registration from '"8008" \' failed for '216.245.196.198:5841' - Wrong password
\[2019-10-13 13:14:09\] SECURITY\[1898\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-10-13T13:14:09.956-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="8008",SessionID="0x7fc3ac5226d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216.245.196.198/5841",Challenge="2cf02daf",ReceivedChallenge="2cf02daf",ReceivedHash="8c9e61854736bab1d49e7305db7b319c"
\[2019-10-13 13:14:10\] NOTICE\[1887\] chan_sip.c: Registration from '"8008" \' failed for '216.245.196.198:5841' - Wrong password
\[2019-10-13 13:14:10\] SECURITY\[1898\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-10-13T13:14:10.021-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="8008",SessionID="0x7fc3ac2ed548",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="I

\[2019-10-12 13:19:47\] NOTICE\[1887\] chan_sip.c: Registration from '"999" \' failed for '216.245.196.198:5688' - Wrong password
\[2019-10-12 13:19:47\] SECURITY\[1898\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-10-12T13:19:47.021-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="999",SessionID="0x7fc3ac5226d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/216.245.196.198/5688",Challenge="6cc14634",ReceivedChallenge="6cc14634",ReceivedHash="f0ccf4abab1b8c627db08636b5162f71"
\[2019-10-12 13:19:47\] NOTICE\[1887\] chan_sip.c: Registration from '"999" \' failed for '216.245.196.198:5688' - Wrong password
\[2019-10-12 13:19:47\] SECURITY\[1898\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-10-12T13:19:47.086-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="999",SessionID="0x7fc3ac2ed548",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UD

19/7/11@10:08:26: FAIL: Alarm-Intrusion address from=216.245.196.2
...

May 16 09:51:09 webhost01 sshd[5847]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.33.28.236
May 16 09:51:11 webhost01 sshd[5847]: Failed password for invalid user amilkar from 114.33.28.236 port 52876 ssh2
...

 TCP (SYN) 128.199.162.213:59616 -> port 19523, len 44

xmlrpc attack

May 16 02:57:49 localhost sshd\[21802\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.57  user=root
May 16 02:57:51 localhost sshd\[21802\]: Failed password for root from 222.186.30.57 port 37926 ssh2
May 16 02:57:54 localhost sshd\[21802\]: Failed password for root from 222.186.30.57 port 37926 ssh2
...

Ssh brute force

May 16 01:45:42 mout sshd[23313]: Failed password for pi from 68.202.19.86 port 37720 ssh2
May 16 01:45:40 mout sshd[23313]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.202.19.86  user=pi
May 16 01:45:42 mout sshd[23313]: Failed password for pi from 68.202.19.86 port 37720 ssh2

$f2bV_matches

Unauthorized connection attempt detected from IP address 200.236.123.176 to port 23

Honeypot attack, port: 445, PTR: static.vnpt.vn.

May 16 04:07:51 srv01 sshd[13030]: Invalid user remote from 106.12.34.97 port 44640
May 16 04:07:51 srv01 sshd[13030]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.34.97
May 16 04:07:51 srv01 sshd[13030]: Invalid user remote from 106.12.34.97 port 44640
May 16 04:07:53 srv01 sshd[13030]: Failed password for invalid user remote from 106.12.34.97 port 44640 ssh2
...

May 16 04:53:50 abendstille sshd\[22373\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.23  user=root
May 16 04:53:53 abendstille sshd\[22373\]: Failed password for root from 222.186.175.23 port 37516 ssh2
May 16 04:53:55 abendstille sshd\[22373\]: Failed password for root from 222.186.175.23 port 37516 ssh2
May 16 04:53:58 abendstille sshd\[22373\]: Failed password for root from 222.186.175.23 port 37516 ssh2
May 16 04:54:01 abendstille sshd\[22440\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.23  user=root
...

May 15 22:41:44 ny01 sshd[670]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.67.72.229
May 15 22:41:46 ny01 sshd[670]: Failed password for invalid user ning from 114.67.72.229 port 34302 ssh2
May 15 22:44:40 ny01 sshd[1131]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.67.72.229

192.163.207.200 - - [16/May/2020:04:55:33 +0200] "GET /wp-login.php HTTP/1.1" 301 178 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
192.163.207.200 - - [16/May/2020:04:55:34 +0200] "GET /wp-login.php HTTP/1.1" 302 335 "http://wiki.univ-lyon3.fr/wp-login.php" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
192.163.207.200 - - [16/May/2020:04:55:38 +0200] "GET /wp-login.php HTTP/1.1" 302 335 "https://cas.univ-lyon3.fr/cas/login?service=https%3A%2F%2Fwiki.univ-lyon3.fr%2Fwp-login.php&gateway=true" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
192.163.207.200 - - [16/May/2020:04:55:40 +0200] "GET /wp-login.php HTTP/1.1" 302 335 "https://cas.univ-lyon3.fr/cas/login?service=https%3A%2F%2Fwiki.univ-lyon3.fr%2Fwp-login.php&gateway=true" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
192.163.207.200 - - [16/May/2020:04:55:43 +0200] "GET /wp-login.php HTTP/1.1" 302
...

SSH Brute-Force. Ports scanning.

20 attempts against mh-misbehave-ban on sea