Port probing on unauthorized port 445

2020-07-29T23:08:33.478859snf-827550 sshd[14201]: Invalid user shiba from 82.196.15.195 port 47194
2020-07-29T23:08:35.771456snf-827550 sshd[14201]: Failed password for invalid user shiba from 82.196.15.195 port 47194 ssh2
2020-07-29T23:12:30.254010snf-827550 sshd[14229]: Invalid user choid from 82.196.15.195 port 57612
...

Jul 29 15:01:07 george sshd[24829]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.144.220.228 
Jul 29 15:01:10 george sshd[24829]: Failed password for invalid user nginx from 54.144.220.228 port 53942 ssh2
Jul 29 15:04:53 george sshd[24841]: Invalid user dby from 54.144.220.228 port 39120
Jul 29 15:04:53 george sshd[24841]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.144.220.228 
Jul 29 15:04:55 george sshd[24841]: Failed password for invalid user dby from 54.144.220.228 port 39120 ssh2
...

SSH Brute Force

1596024368 - 07/29/2020 14:06:08 Host: 188.162.197.49/188.162.197.49 Port: 445 TCP Blocked

20 attempts against mh-ssh on cloud

Jul 29 15:31:11 vps46666688 sshd[13313]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.72.144.228
Jul 29 15:31:13 vps46666688 sshd[13313]: Failed password for invalid user shenhe from 103.72.144.228 port 44840 ssh2
...

Jul 29 15:25:09 OPSO sshd\[25002\]: Invalid user hjang from 182.61.138.203 port 48644
Jul 29 15:25:09 OPSO sshd\[25002\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.138.203
Jul 29 15:25:11 OPSO sshd\[25002\]: Failed password for invalid user hjang from 182.61.138.203 port 48644 ssh2
Jul 29 15:28:22 OPSO sshd\[25398\]: Invalid user bit_users from 182.61.138.203 port 53154
Jul 29 15:28:22 OPSO sshd\[25398\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.138.203

1596024353 - 07/29/2020 14:05:53 Host: 187.85.88.73/187.85.88.73 Port: 445 TCP Blocked

2020-07-29T19:17:40+0200 Failed SSH Authentication/Brute Force Attack. (Server 4)

Unsolicited subscription spam sent by: e-scoutcraft.com
Link to site: lastoffersforyou.live

Authentication-Results: spf=neutral (sender IP is 52.183.46.57)
 smtp.mailfrom=e-scoutcraft.com; hotmail.com; dkim=none (message not signed)
 header.d=none;hotmail.com; dmarc=none action=none
 header.from=lastoffersforyou.live;compauth=fail reason=001
Received-SPF: Neutral (protection.outlook.com: 52.183.46.57 is neither
 permitted nor denied by domain of e-scoutcraft.com)
Received: from e-scoutcraft.com (52.183.46.57)
**********
Received: from e-scoutcraft.com (10.0.9.10) by e-scoutcraft.com id tBuLK******X for <*********>; Tue, 28 Jul 2020 19:24:44 +0200 (envelope-from 
**************
X-Sender-IP: 52.183.46.57
X-SID-PRA: FROM@LASTOFFERSFORYOU.LIVE
X-SID-Result: NONE
**********
X-Forefront-Antispam-Report:
 CIP:52.183.46.57;CTRY:US;LANG:en;SCL:0;SRV:;IPV:NLI;SFV:NSPM;H:e-scoutcraft.com;PTR:InfoDomainNonexistent;CAT:NONE;SFTY:;SFS:;DIR:INB;SFP:;
********

2020-07-29T19:32:01.109894sd-86998 sshd[47904]: Invalid user dr from 120.70.100.2 port 34504
2020-07-29T19:32:01.112171sd-86998 sshd[47904]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.70.100.2
2020-07-29T19:32:01.109894sd-86998 sshd[47904]: Invalid user dr from 120.70.100.2 port 34504
2020-07-29T19:32:03.026471sd-86998 sshd[47904]: Failed password for invalid user dr from 120.70.100.2 port 34504 ssh2
2020-07-29T19:34:57.983114sd-86998 sshd[48222]: Invalid user zihang from 120.70.100.2 port 37218
...

Jul 29 20:54:06 * sshd[19832]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.245.37.160
Jul 29 20:54:08 * sshd[19832]: Failed password for invalid user wangzhe from 157.245.37.160 port 43564 ssh2

(sshd) Failed SSH login from 110.43.50.203 (CN/China/-): 5 in the last 3600 secs

Invalid user mcts from 45.252.249.73 port 50866