Lost connection after

May 24 15:07:55 dev postfix/smtpd\[26619\]: warning: unknown\[156.96.44.166\]: SASL LOGIN authentication failed: authentication failure
May 24 15:07:56 dev postfix/smtpd\[26619\]: warning: unknown\[156.96.44.166\]: SASL LOGIN authentication failed: authentication failure
May 24 15:07:56 dev postfix/smtpd\[26619\]: warning: unknown\[156.96.44.166\]: SASL LOGIN authentication failed: authentication failure
May 24 15:07:56 dev postfix/smtpd\[26619\]: warning: unknown\[156.96.44.166\]: SASL LOGIN authentication failed: authentication failure
May 24 15:07:57 dev postfix/smtpd\[26619\]: warning: unknown\[156.96.44.166\]: SASL LOGIN authentication failed: authentication failure

May 10 06:36:28 mail postfix/smtpd\[22934\]: warning: unknown\[156.96.44.166\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
May 10 06:36:34 mail postfix/smtpd\[22934\]: warning: unknown\[156.96.44.166\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
May 10 07:17:39 mail postfix/smtpd\[23191\]: warning: unknown\[156.96.44.166\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
May 10 07:17:45 mail postfix/smtpd\[23191\]: warning: unknown\[156.96.44.166\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\

spam (f2b h2)

[2020-10-12 18:45:10] NOTICE[1182][C-000036c7] chan_sip.c: Call from '' (156.96.44.121:65220) to extension '01146812410486' rejected because extension not found in context 'public'.
[2020-10-12 18:45:10] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-12T18:45:10.707-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="01146812410486",SessionID="0x7f22f840cf98",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.96.44.121/65220",ACLName="no_extension_match"
[2020-10-12 18:55:10] NOTICE[1182][C-000036d4] chan_sip.c: Call from '' (156.96.44.121:51383) to extension '901146812410486' rejected because extension not found in context 'public'.
[2020-10-12 18:55:10] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-12T18:55:10.333-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="901146812410486",SessionID="0x7f22f840f098",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/15
...

[2020-10-12 18:45:10] NOTICE[1182][C-000036c7] chan_sip.c: Call from '' (156.96.44.121:65220) to extension '01146812410486' rejected because extension not found in context 'public'.
[2020-10-12 18:45:10] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-12T18:45:10.707-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="01146812410486",SessionID="0x7f22f840cf98",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.96.44.121/65220",ACLName="no_extension_match"
[2020-10-12 18:55:10] NOTICE[1182][C-000036d4] chan_sip.c: Call from '' (156.96.44.121:51383) to extension '901146812410486' rejected because extension not found in context 'public'.
[2020-10-12 18:55:10] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-12T18:55:10.333-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="901146812410486",SessionID="0x7f22f840f098",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/15
...

[2020-09-29 21:02:56] NOTICE[1159][C-00003976] chan_sip.c: Call from '' (156.96.44.121:55488) to extension '0046812410486' rejected because extension not found in context 'public'.
[2020-09-29 21:02:56] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-29T21:02:56.921-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0046812410486",SessionID="0x7fcaa03c7fb8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.96.44.121/55488",ACLName="no_extension_match"
[2020-09-29 21:08:49] NOTICE[1159][C-00003984] chan_sip.c: Call from '' (156.96.44.121:56007) to extension '501146812410486' rejected because extension not found in context 'public'.
[2020-09-29 21:08:49] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-29T21:08:49.810-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="501146812410486",SessionID="0x7fcaa02091e8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.
...

[2020-09-28 20:08:29] NOTICE[1159][C-00002fa7] chan_sip.c: Call from '' (156.96.44.121:52126) to extension '0046812410486' rejected because extension not found in context 'public'.
[2020-09-28 20:08:29] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-28T20:08:29.687-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0046812410486",SessionID="0x7fcaa0223ec8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.96.44.121/52126",ACLName="no_extension_match"
[2020-09-28 20:16:22] NOTICE[1159][C-00002fae] chan_sip.c: Call from '' (156.96.44.121:56564) to extension '501146812410486' rejected because extension not found in context 'public'.
[2020-09-28 20:16:22] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-28T20:16:22.755-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="501146812410486",SessionID="0x7fcaa0223ec8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.
...

[2020-09-28 20:08:29] NOTICE[1159][C-00002fa7] chan_sip.c: Call from '' (156.96.44.121:52126) to extension '0046812410486' rejected because extension not found in context 'public'.
[2020-09-28 20:08:29] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-28T20:08:29.687-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0046812410486",SessionID="0x7fcaa0223ec8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.96.44.121/52126",ACLName="no_extension_match"
[2020-09-28 20:16:22] NOTICE[1159][C-00002fae] chan_sip.c: Call from '' (156.96.44.121:56564) to extension '501146812410486' rejected because extension not found in context 'public'.
[2020-09-28 20:16:22] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-28T20:16:22.755-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="501146812410486",SessionID="0x7fcaa0223ec8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.
...

[2020-09-21 10:50:11] NOTICE[1239][C-0000611a] chan_sip.c: Call from '' (156.96.44.121:60496) to extension '501146812410486' rejected because extension not found in context 'public'.
[2020-09-21 10:50:11] SECURITY[1264] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-21T10:50:11.208-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="501146812410486",SessionID="0x7f4d48423e18",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.96.44.121/60496",ACLName="no_extension_match"
[2020-09-21 10:54:51] NOTICE[1239][C-0000611f] chan_sip.c: Call from '' (156.96.44.121:61674) to extension '+01146812410486' rejected because extension not found in context 'public'.
[2020-09-21 10:54:51] SECURITY[1264] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-21T10:54:51.043-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="+01146812410486",SessionID="0x7f4d48965da8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/
...

[2020-09-21 03:39:52] NOTICE[1239][C-00005f87] chan_sip.c: Call from '' (156.96.44.121:49393) to extension '501146812410486' rejected because extension not found in context 'public'.
[2020-09-21 03:39:52] SECURITY[1264] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-21T03:39:52.413-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="501146812410486",SessionID="0x7f4d48965da8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/156.96.44.121/49393",ACLName="no_extension_match"
[2020-09-21 03:44:30] NOTICE[1239][C-00005f8b] chan_sip.c: Call from '' (156.96.44.121:58766) to extension '+01146812410486' rejected because extension not found in context 'public'.
[2020-09-21 03:44:30] SECURITY[1264] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-21T03:44:30.222-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="+01146812410486",SessionID="0x7f4d48338208",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/
...

DATE:2020-09-20 15:40:07, IP:156.96.44.217, PORT:telnet Telnet brute force auth on honeypot server (epe-honey1-hq)

37215/tcp
[2020-09-20]1pkt

Brute forcing email accounts

Brute forcing email accounts

Brute forcing email accounts

Portscan detected

20/8/24@07:47:23: FAIL: IoT-Telnet address from=156.96.44.196
...

Aug 31 15:25:09 our-server-hostname postfix/smtpd[7575]: connect from unknown[104.206.119.3]
Aug 31 15:25:09 our-server-hostname postfix/smtpd[5270]: connect from unknown[104.206.119.3]
Aug 31 15:25:09 our-server-hostname postfix/smtpd[7549]: connect from unknown[104.206.119.3]
Aug 31 15:25:09 our-server-hostname postfix/smtpd[5255]: connect from unknown[104.206.119.3]
Aug 31 15:25:10 our-server-hostname postfix/smtpd[5253]: connect from unknown[104.206.119.3]
Aug 31 15:25:10 our-server-hostname postfix/smtpd[5271]: connect from unknown[104.206.119.3]
Aug 31 15:25:10 our-server-hostname postfix/smtpd[7576]: connect from unknown[104.206.119.3]
Aug x@x
.... truncated .... 
nown[104.206.119.3]
Aug 31 15:28:24 our-server-hostname postfix/smtpd[10864]: 73D37A40113: client=unknown[127.0.0.1], orig_client=unknown[104.206.119.3]
Aug 31 15:28:24 our-server-hostname amavis[11028]: (11028-02) Passed BAD-HEADER, [104.206.119.3] [104.206.119.3] , mail_id: 8lgroUw7lVht, Hhostnam........
-------------------------------

2020-09-05 11:36:29.170007-0500  localhost smtpd[41784]: NOQUEUE: reject: RCPT from unknown[223.235.185.241]: 554 5.7.1 Service unavailable; Client host [223.235.185.241] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/223.235.185.241; from= to= proto=ESMTP helo=<[223.235.185.241]>

Icarus honeypot on github

2020-09-06T01:15:52.960040centos sshd[26140]: Failed password for root from 222.186.42.57 port 42602 ssh2
2020-09-06T01:15:55.849663centos sshd[26140]: Failed password for root from 222.186.42.57 port 42602 ssh2
2020-09-06T01:15:59.719724centos sshd[26140]: Failed password for root from 222.186.42.57 port 42602 ssh2
...

Sep  6 05:21:52 mx sshd[580013]: Failed password for root from 218.92.0.208 port 19182 ssh2
Sep  6 05:22:54 mx sshd[580016]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.208  user=root
Sep  6 05:22:56 mx sshd[580016]: Failed password for root from 218.92.0.208 port 20006 ssh2
Sep  6 05:23:55 mx sshd[580020]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.208  user=root
Sep  6 05:23:57 mx sshd[580020]: Failed password for root from 218.92.0.208 port 28339 ssh2
...

Sep  6 01:46:48 h2779839 sshd[1795]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.72.26.165  user=root
Sep  6 01:46:50 h2779839 sshd[1795]: Failed password for root from 49.72.26.165 port 38826 ssh2
Sep  6 01:49:16 h2779839 sshd[1838]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.72.26.165  user=root
Sep  6 01:49:18 h2779839 sshd[1838]: Failed password for root from 49.72.26.165 port 49902 ssh2
Sep  6 01:51:41 h2779839 sshd[1876]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.72.26.165  user=root
Sep  6 01:51:44 h2779839 sshd[1876]: Failed password for root from 49.72.26.165 port 32790 ssh2
Sep  6 01:54:07 h2779839 sshd[1953]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.72.26.165  user=root
Sep  6 01:54:09 h2779839 sshd[1953]: Failed password for root from 49.72.26.165 port 43852 ssh2
Sep  6 01:56:33 h277
...

Port Scan
...

Cowrie Honeypot: Unauthorised SSH/Telnet login attempt with user "root" at 2020-09-05T23:49:20Z

2020-09-05 15:59:26,569 fail2ban.actions        [501]: NOTICE  [wordpress-beatrice-main] Ban 2a01:4f8:c17:8ad7::1
2020-09-05 16:13:38,328 fail2ban.actions        [501]: NOTICE  [wordpress-beatrice-main] Ban 2a01:4f8:c17:8ad7::1
2020-09-05 20:09:47,370 fail2ban.actions        [501]: NOTICE  [wordpress-beatrice-main] Ban 2a01:4f8:c17:8ad7::1
...

2020-09-05 11:37:26.482363-0500  localhost smtpd[41784]: NOQUEUE: reject: RCPT from unknown[41.92.105.45]: 554 5.7.1 Service unavailable; Client host [41.92.105.45] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/41.92.105.45; from= to= proto=ESMTP helo=<[41.92.60.225]>

Sep  5 09:48:06 mockhub sshd[1201]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.161.53.147
Sep  5 09:48:08 mockhub sshd[1201]: Failed password for invalid user ajay from 113.161.53.147 port 49941 ssh2
...

failed attempts to access the website, searching for vulnerabilities, also using following IPs: 27.37.246.129 , 94.231.218.223 , 116.90.237.125 ,  190.235.214.78 ,  190.98.53.86 , 45.170.129.135 ,  170.239.242.222 , 43.249.113.243 ,  103.140.4.87 ,  171.103.190.158 , 72.210.252.135

Sep  5 23:41:59 onepixel sshd[2028730]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.128.158.37  user=root
Sep  5 23:42:01 onepixel sshd[2028730]: Failed password for root from 124.128.158.37 port 15759 ssh2
Sep  5 23:44:05 onepixel sshd[2029064]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.128.158.37  user=root
Sep  5 23:44:07 onepixel sshd[2029064]: Failed password for root from 124.128.158.37 port 15760 ssh2
Sep  5 23:46:06 onepixel sshd[2029395]: Invalid user oracle from 124.128.158.37 port 15761

95.173.161.167 - - [05/Sep/2020:22:57:12 +0200] "GET /wp-login.php HTTP/1.1" 200 9061 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
95.173.161.167 - - [05/Sep/2020:22:57:14 +0200] "POST /wp-login.php HTTP/1.1" 200 9312 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
95.173.161.167 - - [05/Sep/2020:22:57:15 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"

fell into ViewStateTrap:wien2018