May 26 04:53:12 electroncash sshd[35508]: Invalid user ftpuser from 62.82.75.58 port 30166
May 26 04:53:12 electroncash sshd[35508]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.82.75.58 
May 26 04:53:12 electroncash sshd[35508]: Invalid user ftpuser from 62.82.75.58 port 30166
May 26 04:53:15 electroncash sshd[35508]: Failed password for invalid user ftpuser from 62.82.75.58 port 30166 ssh2
May 26 04:56:39 electroncash sshd[36461]: Invalid user apache from 62.82.75.58 port 20969
...

May 26 04:52:18 plex sshd[7497]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.23  user=root
May 26 04:52:21 plex sshd[7497]: Failed password for root from 222.186.175.23 port 43226 ssh2

May 26 05:02:19 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=\
May 26 05:02:21 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=\
May 26 05:02:44 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=\<6cOeSYSmNam5Fo7F\>
May 26 05:07:54 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=\
May 26 05:07:56 relay dovecot: imap-login: Disconnected: Inactivity \(auth failed, 1 attempts in 180
...

May 26 05:02:19 [host] sshd[2033]: pam_unix(sshd:a
May 26 05:02:22 [host] sshd[2033]: Failed password
May 26 05:06:04 [host] sshd[2106]: pam_unix(sshd:a

[2020-05-25 19:56:35] NOTICE[1157][C-00009694] chan_sip.c: Call from '' (103.145.12.115:5086) to extension '01146406820686' rejected because extension not found in context 'public'.
[2020-05-25 19:56:35] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-25T19:56:35.313-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="01146406820686",SessionID="0x7f5f100266a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/103.145.12.115/5086",ACLName="no_extension_match"
[2020-05-25 20:01:19] NOTICE[1157][C-00009698] chan_sip.c: Call from '' (103.145.12.115:5102) to extension '901146406820686' rejected because extension not found in context 'public'.
[2020-05-25 20:01:19] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-25T20:01:19.953-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="901146406820686",SessionID="0x7f5f10678288",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/10
...

Lines containing failures of 87.107.121.214 (max 1000)
May 25 02:56:47 localhost sshd[27688]: User r.r from 87.107.121.214 not allowed because listed in DenyUsers
May 25 02:56:47 localhost sshd[27688]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=87.107.121.214  user=r.r
May 25 02:56:48 localhost sshd[27688]: Failed password for invalid user r.r from 87.107.121.214 port 58932 ssh2
May 25 02:56:49 localhost sshd[27688]: Received disconnect from 87.107.121.214 port 58932:11: Bye Bye [preauth]
May 25 02:56:49 localhost sshd[27688]: Disconnected from invalid user r.r 87.107.121.214 port 58932 [preauth]
May 25 03:09:00 localhost sshd[31193]: User r.r from 87.107.121.214 not allowed because listed in DenyUsers
May 25 03:09:00 localhost sshd[31193]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=87.107.121.214  user=r.r
May 25 03:09:01 localhost sshd[31193]: Failed password for invalid user r.r ........
------------------------------

May 26 02:36:20 vps687878 sshd\[4790\]: Invalid user christ from 49.233.75.234 port 41078
May 26 02:36:20 vps687878 sshd\[4790\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.75.234
May 26 02:36:22 vps687878 sshd\[4790\]: Failed password for invalid user christ from 49.233.75.234 port 41078 ssh2
May 26 02:40:28 vps687878 sshd\[5236\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.75.234  user=root
May 26 02:40:30 vps687878 sshd\[5236\]: Failed password for root from 49.233.75.234 port 60616 ssh2
...

May 26 02:30:47 home sshd[28784]: Failed password for root from 223.240.89.38 port 37844 ssh2
May 26 02:33:26 home sshd[29019]: Failed password for root from 223.240.89.38 port 51140 ssh2
...

May 25 19:21:25 NPSTNNYC01T sshd[25957]: Failed password for root from 106.75.13.213 port 54216 ssh2
May 25 19:23:17 NPSTNNYC01T sshd[26132]: Failed password for root from 106.75.13.213 port 41118 ssh2
...

May 26 04:31:49 abendstille sshd\[31753\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.173  user=root
May 26 04:31:51 abendstille sshd\[31753\]: Failed password for root from 218.92.0.173 port 19881 ssh2
May 26 04:31:55 abendstille sshd\[31753\]: Failed password for root from 218.92.0.173 port 19881 ssh2
May 26 04:31:58 abendstille sshd\[31753\]: Failed password for root from 218.92.0.173 port 19881 ssh2
May 26 04:32:01 abendstille sshd\[31753\]: Failed password for root from 218.92.0.173 port 19881 ssh2
...

Scanned 1 times in the last 24 hours on port 5060

May 26 00:25:36 cdc sshd[29231]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.211.107.3 
May 26 00:25:37 cdc sshd[29231]: Failed password for invalid user morissette from 210.211.107.3 port 35794 ssh2

May 26 04:30:20 vps339862 kernel: \[9679136.249256\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=183.136.225.46 DST=51.254.206.43 LEN=44 TOS=0x00 PREC=0x00 TTL=108 ID=56743 PROTO=TCP SPT=13288 DPT=9443 SEQ=3811563824 ACK=0 WINDOW=29200 RES=0x00 SYN URGP=0 OPT \(020405B4\) 
May 26 04:33:34 vps339862 kernel: \[9679330.505281\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=183.136.225.46 DST=51.254.206.43 LEN=44 TOS=0x00 PREC=0x00 TTL=108 ID=56619 PROTO=TCP SPT=48470 DPT=8080 SEQ=1236430128 ACK=0 WINDOW=29200 RES=0x00 SYN URGP=0 OPT \(020405B4\) 
May 26 04:36:09 vps339862 kernel: \[9679485.069029\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=183.136.225.46 DST=51.254.206.43 LEN=44 TOS=0x00 PREC=0x00 TTL=108 ID=37588 PROTO=TCP SPT=10982 DPT=8443 SEQ=877301344 ACK=0 WINDOW=29200 RES=0x00 SYN URGP=0 OPT \(020405B4\) 
May 26 04:38:27 vps339862 kernel: \[9679622.
...

Unauthorized connection attempt detected from IP address 198.108.66.220 to port 3012

$f2bV_matches