2019-12-19T05:07:27.340254shield sshd\[11569\]: Invalid user darshan from 59.152.237.118 port 37046
2019-12-19T05:07:27.346150shield sshd\[11569\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.152.237.118
2019-12-19T05:07:29.309156shield sshd\[11569\]: Failed password for invalid user darshan from 59.152.237.118 port 37046 ssh2
2019-12-19T05:13:50.069045shield sshd\[13637\]: Invalid user wangy from 59.152.237.118 port 45534
2019-12-19T05:13:50.073560shield sshd\[13637\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.152.237.118

2019-12-19 06:54:05 dovecot_login authenticator failed for \(\[45.82.153.84\]\) \[45.82.153.84\]: 535 Incorrect authentication data \(set_id=support@nophost.com\)
2019-12-19 06:54:14 dovecot_login authenticator failed for \(\[45.82.153.84\]\) \[45.82.153.84\]: 535 Incorrect authentication data
2019-12-19 06:54:25 dovecot_login authenticator failed for \(\[45.82.153.84\]\) \[45.82.153.84\]: 535 Incorrect authentication data
2019-12-19 06:54:32 dovecot_login authenticator failed for \(\[45.82.153.84\]\) \[45.82.153.84\]: 535 Incorrect authentication data
2019-12-19 06:54:45 dovecot_login authenticator failed for \(\[45.82.153.84\]\) \[45.82.153.84\]: 535 Incorrect authentication data

Message ID	
Created at:	Wed, Dec 18, 2019 at 3:44 PM (Delivered after 522 seconds)
From:	Congratulations 
To:	
Subject:	🎅🎅 Please confirm your Gift from 'UPS'
SPF:	PASS with IP 54.77.224.27
ARC-Authentication-Results: i=1; mx.google.com;
       spf=pass (google.com: best guess record for domain of gcpixtpd@nrh9d---nrh9d----us-west-2.compute.amazonaws.com designates 54.77.224.27 as permitted sender) smtp.mailfrom=gCPiXTpd@nrh9d---nrh9d----us-west-2.compute.amazonaws.com
Return-Path: 
Received: from 21r8.addurl-free.com (ec2-54-77-224-27.eu-west-1.compute.amazonaws.com. [54.77.224.27])
        by mx.google.com with ESMTP id z22si3306691lji.221.2019.12.18.13.52.42

SSH invalid-user multiple login try

Port-scan: detected 321 distinct ports within a 24-hour window.

$f2bV_matches

Dec 19 07:10:43 OPSO sshd\[8183\]: Invalid user anita from 78.100.18.81 port 58374
Dec 19 07:10:43 OPSO sshd\[8183\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.100.18.81
Dec 19 07:10:46 OPSO sshd\[8183\]: Failed password for invalid user anita from 78.100.18.81 port 58374 ssh2
Dec 19 07:15:58 OPSO sshd\[9199\]: Invalid user dimension from 78.100.18.81 port 57819
Dec 19 07:15:58 OPSO sshd\[9199\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.100.18.81

Dec 19 06:54:36 sso sshd[8108]: Failed password for root from 145.239.42.107 port 38590 ssh2
...

Attempt to attack host OS, exploiting network vulnerabilities, on 19-12-2019 04:55:16.

Unauthorized connection attempt detected from IP address 117.207.122.43 to port 81

MultiHost/MultiPort Probe, Scan, Hack -

RDP Brute-Force (Grieskirchen RZ1)

Dec 19 05:47:07 game-panel sshd[8929]: Failed password for root from 49.88.112.73 port 46294 ssh2
Dec 19 05:49:18 game-panel sshd[8980]: Failed password for root from 49.88.112.73 port 41958 ssh2

Dec 19 10:45:31 gw1 sshd[32190]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.100.183
Dec 19 10:45:34 gw1 sshd[32190]: Failed password for invalid user pass888 from 180.76.100.183 port 44066 ssh2
...

Honeypot attack, port: 23, PTR: PTR record not found