[2020-09-04 19:34:25] NOTICE[1194] chan_sip.c: Registration from '' failed for '185.147.215.8:49945' - Wrong password
[2020-09-04 19:34:25] SECURITY[1233] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-09-04T19:34:25.241-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3839",SessionID="0x7f2ddc04e988",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.147.215.8/49945",Challenge="1a9744b4",ReceivedChallenge="1a9744b4",ReceivedHash="db64371eaf85496505ba82e987865fa4"
[2020-09-04 19:35:02] NOTICE[1194] chan_sip.c: Registration from '' failed for '185.147.215.8:50264' - Wrong password
[2020-09-04 19:35:02] SECURITY[1233] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-09-04T19:35:02.235-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3570",SessionID="0x7f2ddc04e988",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.147.215.8
...

TCP Port: 443     invalid blocked  Listed on   zen-spamhaus      Client xx.xx.6.14     (164)

(sshd) Failed SSH login from 139.99.203.12 (AU/Australia/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Sep  4 15:51:41 server4 sshd[23678]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.99.203.12  user=root
Sep  4 15:51:43 server4 sshd[23678]: Failed password for root from 139.99.203.12 port 51122 ssh2
Sep  4 15:58:58 server4 sshd[28369]: Invalid user bitnami from 139.99.203.12
Sep  4 15:58:58 server4 sshd[28369]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.99.203.12 
Sep  4 15:59:00 server4 sshd[28369]: Failed password for invalid user bitnami from 139.99.203.12 port 47564 ssh2

2020-09-05T01:22:22+0200 Failed SSH Authentication/Brute Force Attack. (Server 5)

Sep  4 23:32:57 game-panel sshd[30811]: Failed password for root from 141.98.10.213 port 39611 ssh2
Sep  4 23:33:30 game-panel sshd[30876]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.98.10.213
Sep  4 23:33:32 game-panel sshd[30876]: Failed password for invalid user admin from 141.98.10.213 port 34715 ssh2

Invalid user sun from 159.65.196.65 port 38224

2020-09-05 02:00:28 dovecot_login authenticator failed for \(User\) \[45.142.120.89\]: 535 Incorrect authentication data \(set_id=attached@org.ua\)2020-09-05 02:01:04 dovecot_login authenticator failed for \(User\) \[45.142.120.89\]: 535 Incorrect authentication data \(set_id=watcher@org.ua\)2020-09-05 02:01:40 dovecot_login authenticator failed for \(User\) \[45.142.120.89\]: 535 Incorrect authentication data \(set_id=s219@org.ua\)
...

GET /wp-login.php HTTP/1.1

Sep  5 01:19:43 srv01 postfix/smtpd\[17266\]: warning: unknown\[45.142.120.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  5 01:19:58 srv01 postfix/smtpd\[19045\]: warning: unknown\[45.142.120.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  5 01:20:15 srv01 postfix/smtpd\[12712\]: warning: unknown\[45.142.120.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  5 01:20:20 srv01 postfix/smtpd\[18976\]: warning: unknown\[45.142.120.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  5 01:20:24 srv01 postfix/smtpd\[19045\]: warning: unknown\[45.142.120.117\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...

2020-09-04T23:19:52.093584shield sshd\[22082\]: Invalid user admin from 141.98.10.214 port 43725
2020-09-04T23:19:52.102364shield sshd\[22082\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.98.10.214
2020-09-04T23:19:53.537466shield sshd\[22082\]: Failed password for invalid user admin from 141.98.10.214 port 43725 ssh2
2020-09-04T23:20:33.319213shield sshd\[22224\]: Invalid user admin from 141.98.10.214 port 41057
2020-09-04T23:20:33.328245shield sshd\[22224\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.98.10.214

Sep  4 18:50:18 mellenthin postfix/smtpd[30865]: NOQUEUE: reject: RCPT from unknown[196.151.225.171]: 554 5.7.1 Service unavailable; Client host [196.151.225.171] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/196.151.225.171; from= to= proto=ESMTP helo=<[196.157.161.154]>

Time:     Sat Sep  5 00:49:56 2020 +0200
IP:       203.195.205.202 (CN/China/-)
Failures: 5 (sshd)
Interval: 3600 seconds
Blocked:  Permanent Block [LF_SSHD]

Log entries:

Sep  5 00:38:51 mail-03 sshd[29571]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.195.205.202  user=root
Sep  5 00:38:53 mail-03 sshd[29571]: Failed password for root from 203.195.205.202 port 40376 ssh2
Sep  5 00:45:44 mail-03 sshd[29682]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.195.205.202  user=root
Sep  5 00:45:45 mail-03 sshd[29682]: Failed password for root from 203.195.205.202 port 36592 ssh2
Sep  5 00:49:54 mail-03 sshd[29742]: Invalid user magno from 203.195.205.202 port 48656

Sep  4 18:50:20 mellenthin postfix/smtpd[30950]: NOQUEUE: reject: RCPT from unknown[42.82.68.176]: 554 5.7.1 Service unavailable; Client host [42.82.68.176] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/42.82.68.176 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=<[42.82.68.176]>

Sep  5 01:14:06 root sshd[30652]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.ip-54-38-187.eu  user=root
Sep  5 01:14:08 root sshd[30652]: Failed password for root from 54.38.187.5 port 51250 ssh2
...

2020-09-04T17:15:50.893333correo.[domain] sshd[35756]: Invalid user effectuate from 195.54.160.180 port 29630 2020-09-04T17:15:53.113747correo.[domain] sshd[35756]: Failed password for invalid user effectuate from 195.54.160.180 port 29630 ssh2 2020-09-04T17:15:53.810523correo.[domain] sshd[35759]: Invalid user fiberfix from 195.54.160.180 port 36605 ...