Jul  3 07:11:22 heissa sshd\[32717\]: Invalid user openbraov from 62.210.141.162 port 34056
Jul  3 07:11:23 heissa sshd\[32717\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62-210-141-162.rev.poneytelecom.eu
Jul  3 07:11:24 heissa sshd\[32717\]: Failed password for invalid user openbraov from 62.210.141.162 port 34056 ssh2
Jul  3 07:14:21 heissa sshd\[583\]: Invalid user tester from 62.210.141.162 port 41406
Jul  3 07:14:21 heissa sshd\[583\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62-210-141-162.rev.poneytelecom.eu

62.210.141.218 - - [06/Aug/2020:07:23:30 +0200] "POST //xmlrpc.php HTTP/1.1" 403 1036 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36"
62.210.141.218 - - [06/Aug/2020:07:23:30 +0200] "POST //xmlrpc.php HTTP/1.1" 403 1036 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36"
...

[Tue Jul 21 00:57:24.909289 2020] [:error] [pid 208592] [client 62.210.141.218:65457] [client 62.210.141.218] ModSecurity: Access denied with code 403 (phase 2). Operator GE matched 5 at TX:anomaly_score. [file "/usr/share/modsecurity-crs/rules/REQUEST-949-BLOCKING-EVALUATION.conf"] [line "91"] [id "949110"] [msg "Inbound Anomaly Score Exceeded (Total Score: 5)"] [severity "CRITICAL"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-generic"] [hostname "ws24vmsma01.ufn.edu.br"] [uri "/wp-content/plugins/angwp/package.json"] [unique_id "XxZnpJFM2pvy96jcbN-fnAAAAAs"]
...

"GET or HEAD Request with Body Content - 2"

xmlrpc attack

62.210.141.167 - - [12/Jul/2020:05:51:38 +0200] "POST //xmlrpc.php HTTP/1.1" 403 1031 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36"
62.210.141.167 - - [12/Jul/2020:05:51:38 +0200] "POST //xmlrpc.php HTTP/1.1" 403 1031 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36"
...

Fail2Ban Ban Triggered

WordPress brute force

62.210.141.167 - - \[14/Jun/2020:23:26:53 +0200\] "POST //xmlrpc.php HTTP/1.0" 200 736 "-" "Mozilla/5.0 \(Windows NT 10.0\; Win64\; x64\) AppleWebKit/537.36 \(KHTML, like Gecko\) Chrome/80.0.3987.149 Safari/537.36"
62.210.141.167 - - \[14/Jun/2020:23:26:54 +0200\] "POST //xmlrpc.php HTTP/1.0" 200 736 "-" "Mozilla/5.0 \(Windows NT 10.0\; Win64\; x64\) AppleWebKit/537.36 \(KHTML, like Gecko\) Chrome/80.0.3987.149 Safari/537.36"
62.210.141.167 - - \[14/Jun/2020:23:26:54 +0200\] "POST //xmlrpc.php HTTP/1.0" 200 736 "-" "Mozilla/5.0 \(Windows NT 10.0\; Win64\; x64\) AppleWebKit/537.36 \(KHTML, like Gecko\) Chrome/80.0.3987.149 Safari/537.36"

Automatic report - Port Scan Attack

Your_Money_Is_Waiting!

Payout_Verification▶▶Verify_Your_Email_Please

Your_Participation_Is_Needed

Open_Now

\[2019-09-26 10:21:50\] NOTICE\[1948\] chan_sip.c: Registration from '\' failed for '62.210.141.84:61892' - Wrong password
\[2019-09-26 10:21:50\] SECURITY\[2006\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-26T10:21:50.838-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="6800076",SessionID="0x7f1e1c011788",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.210.141.84/61892",Challenge="01a66a5b",ReceivedChallenge="01a66a5b",ReceivedHash="425c304f230886f7ca3e2cc905ff69d9"
\[2019-09-26 10:22:07\] NOTICE\[1948\] chan_sip.c: Registration from '\' failed for '62.210.141.84:53479' - Wrong password
\[2019-09-26 10:22:07\] SECURITY\[2006\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-26T10:22:07.235-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3100074",SessionID="0x7f1e1c10d4f8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/U

\[2019-09-26 00:11:57\] NOTICE\[1948\] chan_sip.c: Registration from '\' failed for '62.210.141.84:59043' - Wrong password
\[2019-09-26 00:11:57\] SECURITY\[2006\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-26T00:11:57.341-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="2500073",SessionID="0x7f1e1c062cb8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.210.141.84/59043",Challenge="5a807ce9",ReceivedChallenge="5a807ce9",ReceivedHash="9491a0c3b8f82ab58bbc3826e5c478b5"
\[2019-09-26 00:14:02\] NOTICE\[1948\] chan_sip.c: Registration from '\' failed for '62.210.141.84:54277' - Wrong password
\[2019-09-26 00:14:02\] SECURITY\[2006\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-26T00:14:02.010-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="28000052",SessionID="0x7f1e1c08d348",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4

\[2019-09-25 20:01:27\] NOTICE\[1970\] chan_sip.c: Registration from '\' failed for '62.210.141.84:58404' - Wrong password
\[2019-09-25 20:01:27\] SECURITY\[1978\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-25T20:01:27.411-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="66000028",SessionID="0x7f9b34331198",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.210.141.84/58404",Challenge="64765d41",ReceivedChallenge="64765d41",ReceivedHash="93cd8cccb7151775d8410316bcae03d1"
\[2019-09-25 20:03:26\] NOTICE\[1970\] chan_sip.c: Registration from '\' failed for '62.210.141.84:53379' - Wrong password
\[2019-09-25 20:03:26\] SECURITY\[1978\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-25T20:03:26.585-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="230009",SessionID="0x7f9b34331198",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/U

\[2019-09-25 13:44:05\] NOTICE\[1970\] chan_sip.c: Registration from '\' failed for '62.210.141.84:59295' - Wrong password
\[2019-09-25 13:44:05\] SECURITY\[1978\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-25T13:44:05.241-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1800099",SessionID="0x7f9b3403d098",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.210.141.84/59295",Challenge="72739765",ReceivedChallenge="72739765",ReceivedHash="3e9ae0f700c7185504b41267e588e761"
\[2019-09-25 13:50:51\] NOTICE\[1970\] chan_sip.c: Registration from '\' failed for '62.210.141.84:61641' - Wrong password
\[2019-09-25 13:50:51\] SECURITY\[1978\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-25T13:50:51.849-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1900011",SessionID="0x7f9b34054748",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/U

\[2019-09-25 05:59:03\] NOTICE\[1970\] chan_sip.c: Registration from '\' failed for '62.210.141.84:49551' - Wrong password
\[2019-09-25 05:59:03\] SECURITY\[1978\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-25T05:59:03.263-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1200075",SessionID="0x7f9b345a1f18",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.210.141.84/49551",Challenge="62ff5136",ReceivedChallenge="62ff5136",ReceivedHash="a779b6f6e8d24bdea34ef05581e13578"
\[2019-09-25 06:05:37\] NOTICE\[1970\] chan_sip.c: Registration from '\' failed for '62.210.141.84:54601' - Wrong password
\[2019-09-25 06:05:37\] SECURITY\[1978\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-09-25T06:05:37.482-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1200076",SessionID="0x7f9b3402de58",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/U

Jul 19 18:58:23 relay dovecot: imap-login: Disconnected: Inactivity \(auth failed, 1 attempts in 180 secs\): user=\, method=PLAIN, rip=185.22.142.197, lip=176.9.177.164, session=\
Jul 19 18:58:25 relay dovecot: imap-login: Disconnected: Inactivity \(auth failed, 1 attempts in 180 secs\): user=\, method=PLAIN, rip=185.22.142.197, lip=176.9.177.164, session=\
Jul 19 18:58:48 relay dovecot: imap-login: Disconnected: Inactivity \(auth failed, 1 attempts in 180 secs\): user=\, method=PLAIN, rip=185.22.142.197, lip=176.9.177.164, session=\
Jul 19 19:03:59 relay dovecot: imap-login: Disconnected: Inactivity \(auth failed, 1 attempts in 180 secs\): user=\, method=PLAIN, rip=185.22.142.197, lip=176.9.177.164, session=\
Jul 19 19:04:01 relay dovecot: imap-login: Disconnected: Inactivity \(auth failed, 1 attempts in 180
...

2020-07-19T11:08:17.903358morrigan.ad5gb.com sshd[1845640]: Invalid user restricted from 106.54.91.157 port 50068
2020-07-19T11:08:19.962500morrigan.ad5gb.com sshd[1845640]: Failed password for invalid user restricted from 106.54.91.157 port 50068 ssh2

Jul 19 11:21:25 Host-KLAX-C sshd[2554]: Invalid user guest from 51.79.158.29 port 44046
...

xmlrpc attack

Lines containing failures of 35.222.86.126 (max 1000)
Jul 19 18:22:41 server sshd[31824]: Invalid user terrariaserver from 35.222.86.126 port 53854
Jul 19 18:22:41 server sshd[31824]: Failed password for invalid user terrariaserver from 35.222.86.126 port 53854 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=35.222.86.126

Brute-force attempt banned

2020-07-19T11:08:02.100502morrigan.ad5gb.com sshd[1845610]: Invalid user drx from 181.236.182.37 port 48760
2020-07-19T11:08:04.434248morrigan.ad5gb.com sshd[1845610]: Failed password for invalid user drx from 181.236.182.37 port 48760 ssh2

Tried our host z.

Jul 19 13:53:45 nirvana postfix/smtpd[25794]: connect from unknown[111.72.195.7]
Jul 19 13:53:46 nirvana postfix/smtpd[25794]: lost connection after EHLO from unknown[111.72.195.7]
Jul 19 13:53:46 nirvana postfix/smtpd[25794]: disconnect from unknown[111.72.195.7]
Jul 19 13:57:18 nirvana postfix/smtpd[25794]: connect from unknown[111.72.195.7]
Jul 19 13:57:22 nirvana postfix/smtpd[25794]: warning: unknown[111.72.195.7]: SASL LOGIN authentication failed: authentication failure
Jul 19 13:57:23 nirvana postfix/smtpd[25794]: warning: unknown[111.72.195.7]: SASL LOGIN authentication failed: authentication failure
Jul 19 13:57:26 nirvana postfix/smtpd[25794]: warning: unknown[111.72.195.7]: SASL LOGIN authentication failed: authentication failure
Jul 19 13:57:30 nirvana postfix/smtpd[25794]: warning: unknown[111.72.195.7]: SASL LOGIN authentication failed: authentication failure
Jul 19 13:57:33 nirvana postfix/smtpd[25794]: warning: unknown[111.72.195.7]: SASL LOGIN authentic........
-------------------------------

Jul 19 19:58:18 journals sshd\[63876\]: Invalid user bibek from 198.23.149.123
Jul 19 19:58:18 journals sshd\[63876\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.23.149.123
Jul 19 19:58:20 journals sshd\[63876\]: Failed password for invalid user bibek from 198.23.149.123 port 48798 ssh2
Jul 19 20:00:31 journals sshd\[64146\]: Invalid user barun from 198.23.149.123
Jul 19 20:00:31 journals sshd\[64146\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.23.149.123
...

2020-07-19T18:20:25+0200 Failed SSH Authentication/Brute Force Attack. (Server 4)

CMS (WordPress or Joomla) login attempt.

Jul 19 18:08:26 mellenthin postfix/smtpd[27931]: NOQUEUE: reject: RCPT from unknown[78.188.11.246]: 554 5.7.1 Service unavailable; Client host [78.188.11.246] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/78.188.11.246; from= to= proto=ESMTP helo=<78.188.11.246.static.ttnet.com.tr>

[H1] Blocked by UFW

Jul 19 19:19:35 OPSO sshd\[15334\]: Invalid user gaowei from 103.71.66.67 port 50520
Jul 19 19:19:35 OPSO sshd\[15334\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.71.66.67
Jul 19 19:19:37 OPSO sshd\[15334\]: Failed password for invalid user gaowei from 103.71.66.67 port 50520 ssh2
Jul 19 19:24:38 OPSO sshd\[16702\]: Invalid user minecraft from 103.71.66.67 port 39266
Jul 19 19:24:38 OPSO sshd\[16702\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.71.66.67