[2020-03-07 01:18:25] NOTICE[1148] chan_sip.c: Registration from '"590"' failed for '212.129.48.145:61848' - Wrong password
[2020-03-07 01:18:25] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-03-07T01:18:25.306-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="590",SessionID="0x7fd82c3f03d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/212.129.48.145/61848",Challenge="5256f988",ReceivedChallenge="5256f988",ReceivedHash="e709d6d681fba8ee906f337004b80ea7"
[2020-03-07 01:18:26] NOTICE[1148] chan_sip.c: Registration from '"560"' failed for '212.129.48.145:61879' - Wrong password
[2020-03-07 01:18:26] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-03-07T01:18:26.426-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="560",SessionID="0x7fd82c530768",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/212.
...

fail2ban

Mar  6 19:41:32 web1 sshd\[9031\]: Invalid user marr from 157.245.34.72
Mar  6 19:41:32 web1 sshd\[9031\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.245.34.72
Mar  6 19:41:33 web1 sshd\[9031\]: Failed password for invalid user marr from 157.245.34.72 port 60686 ssh2
Mar  6 19:45:18 web1 sshd\[9384\]: Invalid user P@SSW0RD1 from 157.245.34.72
Mar  6 19:45:18 web1 sshd\[9384\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.245.34.72

Honeypot attack, port: 5555, PTR: PTR record not found

MultiHost/MultiPort Probe, Scan, Hack -

Mar  7 07:00:38 ns381471 sshd[21999]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.15.245.32
Mar  7 07:00:40 ns381471 sshd[21999]: Failed password for invalid user lhl from 51.15.245.32 port 33358 ssh2

Mar  7 05:57:17 debian-2gb-nbg1-2 kernel: \[5816200.065267\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=198.54.113.6 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=234 ID=8787 PROTO=TCP SPT=58693 DPT=11508 WINDOW=1024 RES=0x00 SYN URGP=0

Total attacks: 8

Honeypot attack, port: 445, PTR: PTR record not found

2020-03-07T06:10:48.599160shield sshd\[14857\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.31.166  user=root
2020-03-07T06:10:50.708607shield sshd\[14857\]: Failed password for root from 222.186.31.166 port 19733 ssh2
2020-03-07T06:10:52.997026shield sshd\[14857\]: Failed password for root from 222.186.31.166 port 19733 ssh2
2020-03-07T06:10:56.840988shield sshd\[14857\]: Failed password for root from 222.186.31.166 port 19733 ssh2
2020-03-07T06:19:11.963920shield sshd\[16806\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.31.166  user=root

Mar  6 20:03:08 tdfoods sshd\[8280\]: Invalid user rstudio-server from 192.241.169.184
Mar  6 20:03:08 tdfoods sshd\[8280\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.241.169.184
Mar  6 20:03:10 tdfoods sshd\[8280\]: Failed password for invalid user rstudio-server from 192.241.169.184 port 41646 ssh2
Mar  6 20:07:35 tdfoods sshd\[8632\]: Invalid user ts from 192.241.169.184
Mar  6 20:07:35 tdfoods sshd\[8632\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.241.169.184

Mar  7 11:41:25 areeb-Workstation sshd[10480]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.132.13.131 
Mar  7 11:41:26 areeb-Workstation sshd[10480]: Failed password for invalid user a from 120.132.13.131 port 48113 ssh2
...

Honeypot attack, port: 81, PTR: 220-135-118-36.HINET-IP.hinet.net.

CMS (WordPress or Joomla) login attempt.

Mar  7 06:57:05 MK-Soft-Root1 sshd[10812]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.133.134 
Mar  7 06:57:07 MK-Soft-Root1 sshd[10812]: Failed password for invalid user mapred from 140.143.133.134 port 51440 ssh2
...