\[2019-08-22 23:46:55\] NOTICE\[18654\] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '\' failed for '185.93.2.75:2398' \(callid: 268061722-1554097018-1917331026\) - Failed to authenticate
\[2019-08-22 23:46:55\] SECURITY\[1715\] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2019-08-22T23:46:55.132+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="\",SessionID="268061722-1554097018-1917331026",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/185.93.2.75/2398",Challenge="1566510415/bbe0cbfa99e56ac02dc9db84971a60d7",Response="3478b6412db919d129eaaedf2121ef61",ExpectedResponse=""
\[2019-08-22 23:46:55\] NOTICE\[7412\] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '\' failed for '185.93.2.75:2398' \(callid: 268061722-1554097018-1917331026\) - Failed to authenticate
\[2019-08-22 23:46:55\] SECURITY\[1715\] res_security_log.c: SecurityEvent="ChallengeResponseFaile

\[2019-08-20 10:07:14\] NOTICE\[603\] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '\' failed for '185.93.2.75:2382' \(callid: 1675381516-1945452440-875569766\) - Failed to authenticate
\[2019-08-20 10:07:14\] SECURITY\[1715\] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2019-08-20T10:07:14.272+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="\",SessionID="1675381516-1945452440-875569766",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/185.93.2.75/2382",Challenge="1566288434/b8cd4ab3007588f024327e3d9dabaf70",Response="c0d348668dfce19d9a5b75084c28ee92",ExpectedResponse=""
\[2019-08-20 10:07:14\] NOTICE\[26038\] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '\' failed for '185.93.2.75:2382' \(callid: 1675381516-1945452440-875569766\) - Failed to authenticate
\[2019-08-20 10:07:14\] SECURITY\[1715\] res_security_log.c: SecurityEvent="ChallengeResponseFailed

Probing for paths and vulnerable files.

...

Automatic report - Port Scan Attack

Potential Directory Traversal Attempt.

Potential Directory Traversal Attempt.

email spam

$f2bV_matches

IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/185.93.240.50/ 
 
 PL - 1H : (141)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : PL 
 NAME ASN : ASN199341 
 
 IP : 185.93.240.50 
 
 CIDR : 185.93.240.0/23 
 
 PREFIX COUNT : 2 
 
 UNIQUE IP COUNT : 768 
 
 
 ATTACKS DETECTED ASN199341 :  
  1H - 1 
  3H - 1 
  6H - 1 
 12H - 1 
 24H - 1 
 
 DateTime : 2019-11-04 15:33:27 
 
 INFO : Server 403 - Looking for resource vulnerabilities Detected and Blocked by ADMIN  - data recovery

/wp-content/themes/satoshi/upload-file.php

Trying to authenticate to my phone servers....

\[2019-09-09 13:09:33\] NOTICE\[1827\] chan_sip.c: Registration from '\' failed for '185.93.2.107:4031' - Wrong password
\[2019-09-09 13:09:33\] SECURITY\[1849\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-09T13:09:33.268-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1800",SessionID="0x7fd9a8585a18",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.107/59211",Challenge="49d12a56",ReceivedChallenge="49d12a56",ReceivedHash="534ce75d07e1010d0067cdbf4825c60d"
\[2019-09-09 13:09:47\] NOTICE\[1827\] chan_sip.c: Registration from '\' failed for '185.93.2.107:4005' - Wrong password
\[2019-09-09 13:09:47\] SECURITY\[1849\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-09T13:09:47.809-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1801",SessionID="0x7fd9a84259e8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.107/5

\[2019-09-07 18:57:27\] NOTICE\[1827\] chan_sip.c: Registration from '\' failed for '185.93.2.120:3095' - Wrong password
\[2019-09-07 18:57:27\] SECURITY\[1849\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-07T18:57:27.712-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1047",SessionID="0x7fd9a81ef8c8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.120/58698",Challenge="71844197",ReceivedChallenge="71844197",ReceivedHash="1c7abb35a691e3cdc27d9f139e78bd08"
\[2019-09-07 18:57:59\] NOTICE\[1827\] chan_sip.c: Registration from '\' failed for '185.93.2.120:3176' - Wrong password
\[2019-09-07 18:57:59\] SECURITY\[1849\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-07T18:57:59.694-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="6035",SessionID="0x7fd9a8123cd8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.120/6

\[2019-09-06 11:15:44\] NOTICE\[1827\] chan_sip.c: Registration from '\' failed for '185.93.2.120:3102' - Wrong password
\[2019-09-06 11:15:44\] SECURITY\[1849\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-06T11:15:44.759-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="7714",SessionID="0x7fd9a8123d68",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.120/50116",Challenge="6825abcd",ReceivedChallenge="6825abcd",ReceivedHash="5acd617ecf318337a02562fcf997f51f"
\[2019-09-06 11:16:18\] NOTICE\[1827\] chan_sip.c: Registration from '\' failed for '185.93.2.120:3075' - Wrong password
\[2019-09-06 11:16:18\] SECURITY\[1849\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-06T11:16:18.542-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="8872",SessionID="0x7fd9a8197648",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.120/6

\[2019-09-06 09:27:14\] NOTICE\[1827\] chan_sip.c: Registration from '\' failed for '185.93.2.120:3170' - Wrong password
\[2019-09-06 09:27:14\] SECURITY\[1849\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-06T09:27:14.146-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="7024",SessionID="0x7fd9a8197648",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.120/61665",Challenge="6853dd65",ReceivedChallenge="6853dd65",ReceivedHash="f4ded4212337ca2b549e3bcafe663712"
\[2019-09-06 09:27:47\] NOTICE\[1827\] chan_sip.c: Registration from '\' failed for '185.93.2.120:3070' - Wrong password
\[2019-09-06 09:27:47\] SECURITY\[1849\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-06T09:27:47.778-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="6460",SessionID="0x7fd9a8197648",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.120/5

\[2019-09-04 02:43:07\] NOTICE\[1829\] chan_sip.c: Registration from '\' failed for '185.93.2.120:3197' - Wrong password
\[2019-09-04 02:43:07\] SECURITY\[1837\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-04T02:43:07.461-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="4896",SessionID="0x7f7b30086e68",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.120/61027",Challenge="36963853",ReceivedChallenge="36963853",ReceivedHash="e3e82f2ca29ae53dc7530b9229408cc8"
\[2019-09-04 02:43:40\] NOTICE\[1829\] chan_sip.c: Registration from '\' failed for '185.93.2.120:3076' - Wrong password
\[2019-09-04 02:43:40\] SECURITY\[1837\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-04T02:43:40.203-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3626",SessionID="0x7f7b30086e68",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.93.2.120/5

Sep 10 17:00:18 web8 sshd\[2817\]: Invalid user vnc from 165.22.53.23
Sep 10 17:00:18 web8 sshd\[2817\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.22.53.23
Sep 10 17:00:20 web8 sshd\[2817\]: Failed password for invalid user vnc from 165.22.53.23 port 58866 ssh2
Sep 10 17:07:33 web8 sshd\[6381\]: Invalid user hadoop from 165.22.53.23
Sep 10 17:07:33 web8 sshd\[6381\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.22.53.23

Mar 27 20:34:35 vtv3 sshd\[16200\]: Invalid user qie from 51.38.113.45 port 55122
Mar 27 20:34:35 vtv3 sshd\[16200\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.113.45
Mar 27 20:34:36 vtv3 sshd\[16200\]: Failed password for invalid user qie from 51.38.113.45 port 55122 ssh2
Mar 27 20:40:24 vtv3 sshd\[18811\]: Invalid user demo from 51.38.113.45 port 34400
Mar 27 20:40:24 vtv3 sshd\[18811\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.113.45
Apr 14 08:56:00 vtv3 sshd\[7568\]: Invalid user celery from 51.38.113.45 port 36116
Apr 14 08:56:00 vtv3 sshd\[7568\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.113.45
Apr 14 08:56:03 vtv3 sshd\[7568\]: Failed password for invalid user celery from 51.38.113.45 port 36116 ssh2
Apr 14 09:01:18 vtv3 sshd\[10013\]: Invalid user tac2 from 51.38.113.45 port 58292
Apr 14 09:01:18 vtv3 sshd\[10013\]: pam_unix\(sshd:auth\)

Sep 10 17:43:40 meumeu sshd[1825]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.123.177.204 
Sep 10 17:43:41 meumeu sshd[1825]: Failed password for invalid user developer from 181.123.177.204 port 42674 ssh2
Sep 10 17:51:23 meumeu sshd[2812]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.123.177.204 
...

Sep  4 04:49:00 mercury kernel: [UFW ALLOW] IN=eth0 OUT= MAC=f2:3c:91:bc:4d:f8:84:78:ac:0d:8f:41:08:00 SRC=146.88.240.42 DST=109.74.200.221 LEN=76 TOS=0x00 PREC=0x00 TTL=55 ID=47911 DF PROTO=UDP SPT=53642 DPT=123 LEN=56 
...

Jul  9 00:21:42 mercury auth[21903]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=josh@learnargentinianspanish.com rhost=187.18.126.19
...

Unauthorised access (Sep 10) SRC=181.81.127.104 LEN=40 TTL=47 ID=12394 TCP DPT=23 WINDOW=43908 SYN

Fail2Ban - SMTP Bruteforce Attempt

2019-09-10T13:28:04.624789 X postfix/smtpd[57543]: NOQUEUE: reject: RCPT from unknown[113.116.59.217]: 554 5.7.1 Service unavailable; Client host [113.116.59.217] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?113.116.59.217; from= to= proto=ESMTP helo=

Sep  3 09:52:25 mercury smtpd[1200]: 71c55265123430be smtp event=failed-command address=193.169.252.212 host=193.169.252.212 command="AUTH LOGIN" result="503 5.5.1 Invalid command: Command not supported"
...

Sep 10 17:57:38 lenivpn01 kernel: \[363862.749729\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:2f:6c:1b:d2:74:7f:6e:37:e3:08:00 SRC=45.136.109.31 DST=195.201.121.15 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=46047 PROTO=TCP SPT=58988 DPT=1 WINDOW=1024 RES=0x00 SYN URGP=0 
Sep 10 18:01:30 lenivpn01 kernel: \[364095.448285\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:2f:6c:1b:d2:74:7f:6e:37:e3:08:00 SRC=45.136.109.31 DST=195.201.121.15 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=20197 PROTO=TCP SPT=58988 DPT=902 WINDOW=1024 RES=0x00 SYN URGP=0 
Sep 10 18:07:35 lenivpn01 kernel: \[364459.798184\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:2f:6c:1b:d2:74:7f:6e:37:e3:08:00 SRC=45.136.109.31 DST=195.201.121.15 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=10039 PROTO=TCP SPT=58988 DPT=582 WINDOW=1024 RES=0x00 SYN URGP=0 
...

Sep 10 15:55:26 hosting sshd[21337]: Invalid user dev from 154.73.75.99 port 55049
...

Unauthorized connection attempt from IP address 186.227.166.154 on Port 445(SMB)

Sep 10 11:10:32 aat-srv002 sshd[13450]: Failed password for root from 112.85.42.185 port 19598 ssh2
Sep 10 11:10:34 aat-srv002 sshd[13450]: Failed password for root from 112.85.42.185 port 19598 ssh2
Sep 10 11:10:36 aat-srv002 sshd[13450]: Failed password for root from 112.85.42.185 port 19598 ssh2
Sep 10 11:11:33 aat-srv002 sshd[13483]: Failed password for root from 112.85.42.185 port 49178 ssh2
...

Sep 10 17:51:57 nextcloud sshd\[21866\]: Invalid user qwe123 from 74.208.235.29
Sep 10 17:51:57 nextcloud sshd\[21866\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.208.235.29
Sep 10 17:51:59 nextcloud sshd\[21866\]: Failed password for invalid user qwe123 from 74.208.235.29 port 43100 ssh2
...

Sep 10 16:31:12 mail postfix/smtpd\[25529\]: warning: unknown\[185.234.219.94\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Sep 10 16:37:35 mail postfix/smtpd\[25528\]: warning: unknown\[185.234.219.94\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Sep 10 16:44:00 mail postfix/smtpd\[25530\]: warning: unknown\[185.234.219.94\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Sep 10 17:16:03 mail postfix/smtpd\[28292\]: warning: unknown\[185.234.219.94\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\