2020-03-07T23:55:53.477731centos sshd\[425\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.31.166  user=root
2020-03-07T23:55:55.745754centos sshd\[425\]: Failed password for root from 222.186.31.166 port 52067 ssh2
2020-03-07T23:55:57.900715centos sshd\[425\]: Failed password for root from 222.186.31.166 port 52067 ssh2

47.89.179.29 - - [07/Mar/2020:23:08:10 +0100] "GET /wp-login.php HTTP/1.1" 200 5268 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
47.89.179.29 - - [07/Mar/2020:23:08:11 +0100] "POST /wp-login.php HTTP/1.1" 200 6167 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
47.89.179.29 - - [07/Mar/2020:23:08:12 +0100] "POST /xmlrpc.php HTTP/1.1" 200 438 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"

2020-03-07T22:06:03.809956abusebot-8.cloudsearch.cf sshd[20303]: Invalid user tomcat from 133.242.132.151 port 58612
2020-03-07T22:06:03.819506abusebot-8.cloudsearch.cf sshd[20303]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=www3137ui.sakura.ne.jp
2020-03-07T22:06:03.809956abusebot-8.cloudsearch.cf sshd[20303]: Invalid user tomcat from 133.242.132.151 port 58612
2020-03-07T22:06:05.950171abusebot-8.cloudsearch.cf sshd[20303]: Failed password for invalid user tomcat from 133.242.132.151 port 58612 ssh2
2020-03-07T22:09:49.981897abusebot-8.cloudsearch.cf sshd[20497]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=www3137ui.sakura.ne.jp  user=root
2020-03-07T22:09:52.138009abusebot-8.cloudsearch.cf sshd[20497]: Failed password for root from 133.242.132.151 port 39060 ssh2
2020-03-07T22:11:33.262692abusebot-8.cloudsearch.cf sshd[20584]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tt
...

Mar  7 22:02:33 hcbbdb sshd\[3302\]: Invalid user nagios from 139.28.206.11
Mar  7 22:02:33 hcbbdb sshd\[3302\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.28.206.11
Mar  7 22:02:35 hcbbdb sshd\[3302\]: Failed password for invalid user nagios from 139.28.206.11 port 37138 ssh2
Mar  7 22:09:06 hcbbdb sshd\[3979\]: Invalid user admin from 139.28.206.11
Mar  7 22:09:06 hcbbdb sshd\[3979\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.28.206.11

Mar  8 00:10:02 lnxmysql61 sshd[19043]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.114.251.164
Mar  8 00:10:02 lnxmysql61 sshd[19043]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.114.251.164

1583618978 - 03/07/2020 23:09:38 Host: 188.208.120.242/188.208.120.242 Port: 445 TCP Blocked

(sshd) Failed SSH login from 128.199.233.188 (SG/Singapore/-): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Mar  7 23:08:06 ubnt-55d23 sshd[20973]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.233.188  user=root
Mar  7 23:08:08 ubnt-55d23 sshd[20973]: Failed password for root from 128.199.233.188 port 46448 ssh2

Mar  6 05:13:50 cumulus sshd[17077]: Did not receive identification string from 34.87.185.57 port 59384
Mar  6 05:14:18 cumulus sshd[17094]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=34.87.185.57  user=r.r
Mar  6 05:14:21 cumulus sshd[17094]: Failed password for r.r from 34.87.185.57 port 37338 ssh2
Mar  6 05:14:21 cumulus sshd[17094]: Received disconnect from 34.87.185.57 port 37338:11: Normal Shutdown, Thank you for playing [preauth]
Mar  6 05:14:21 cumulus sshd[17094]: Disconnected from 34.87.185.57 port 37338 [preauth]
Mar  6 05:14:57 cumulus sshd[17115]: Invalid user oracle from 34.87.185.57 port 40022
Mar  6 05:14:57 cumulus sshd[17115]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=34.87.185.57
Mar  6 05:14:59 cumulus sshd[17115]: Failed password for invalid user oracle from 34.87.185.57 port 40022 ssh2
Mar  6 05:14:59 cumulus sshd[17115]: Received disconnect from 34.87.185.57........
-------------------------------

2020-03-07T22:08:37.119785l03.customhost.org.uk postfix/smtpd[2536]: warning: unknown[14.187.43.250]: SASL PLAIN authentication failed: authentication failure
2020-03-07T22:08:40.938765l03.customhost.org.uk postfix/smtpd[2536]: warning: unknown[14.187.43.250]: SASL LOGIN authentication failed: authentication failure
2020-03-07T22:08:48.742767l03.customhost.org.uk postfix/smtpd[2536]: warning: unknown[14.187.43.250]: SASL PLAIN authentication failed: authentication failure
2020-03-07T22:08:52.560775l03.customhost.org.uk postfix/smtpd[2536]: warning: unknown[14.187.43.250]: SASL LOGIN authentication failed: authentication failure
...

[Sun Mar 08 05:08:36.844962 2020] [:error] [pid 31098:tid 140163355236096] [client 120.188.74.62:15953] [client 120.188.74.62] ModSecurity: Access denied with code 403 (phase 4). Pattern match "^5\\\\d{2}$" at RESPONSE_STATUS. [file "/etc/modsecurity/owasp-modsecurity-crs-3.2.0/rules/RESPONSE-950-DATA-LEAKAGES.conf"] [line "118"] [id "950100"] [msg "The Application Returned a 500-Level Status Code"] [data "Matched Data: 500 found within RESPONSE_STATUS: 500"] [severity "ERROR"] [ver "OWASP_CRS/3.2.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-disclosure"] [tag "WASCTC/WASC-13"] [tag "OWASP_TOP_10/A6"] [tag "PCI/6.5.6"] [tag "paranoia-level/2"] [hostname "karangploso.jatim.bmkg.go.id"] [uri "/index.php/component/tags/tag/141"] [unique_id "XmQbU3HKLB0y8zumICQOHAAAADs"], referer: https://www.google.com/
...

Mar  7 13:25:39 php1 sshd\[28232\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.147  user=root
Mar  7 13:25:41 php1 sshd\[28232\]: Failed password for root from 222.186.180.147 port 6330 ssh2
Mar  7 13:25:57 php1 sshd\[28271\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.147  user=root
Mar  7 13:25:59 php1 sshd\[28271\]: Failed password for root from 222.186.180.147 port 27288 ssh2
Mar  7 13:26:19 php1 sshd\[28305\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.147  user=root

2020-03-07T22:06:36.708054upcloud.m0sh1x2.com sshd[32271]: Invalid user libuuid from 210.14.77.102 port 23520

[2020-03-07 17:56:26] NOTICE[1148] chan_sip.c: Registration from '"1601" ' failed for '45.143.220.164:5126' - Wrong password
[2020-03-07 17:56:26] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-03-07T17:56:26.267-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="1601",SessionID="0x7fd82c40d3d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/45.143.220.164/5126",Challenge="10db4086",ReceivedChallenge="10db4086",ReceivedHash="5b7c70e7f26436e200aca76caf55c1db"
[2020-03-07 17:56:26] NOTICE[1148] chan_sip.c: Registration from '"1601" ' failed for '45.143.220.164:5126' - Wrong password
[2020-03-07 17:56:26] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-03-07T17:56:26.418-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="1601",SessionID="0x7fd82ca9d388",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP
...

Mar  7 23:28:07 mail postfix/smtpd\[10549\]: warning: unknown\[141.98.10.137\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Mar  7 23:32:42 mail postfix/smtpd\[11067\]: warning: unknown\[141.98.10.137\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Mar  8 00:14:42 mail postfix/smtpd\[11665\]: warning: unknown\[141.98.10.137\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Mar  8 00:20:37 mail postfix/smtpd\[12037\]: warning: unknown\[141.98.10.137\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\

Port probing on unauthorized port 23