May 13 08:30:25 debian-2gb-nbg1-2 kernel: \[11610284.387651\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=180.214.236.138 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=239 ID=63837 PROTO=TCP SPT=49857 DPT=3458 WINDOW=1024 RES=0x00 SYN URGP=0

May 13 05:56:38 jane sshd[31854]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.9.156.71 
May 13 05:56:40 jane sshd[31854]: Failed password for invalid user tech from 58.9.156.71 port 13852 ssh2
...

(sshd) Failed SSH login from 176.107.187.151 (UA/Ukraine/exit-ua1.yggdrasil.ws): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: May 13 05:56:23 ubnt-55d23 sshd[16406]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=176.107.187.151  user=root
May 13 05:56:24 ubnt-55d23 sshd[16406]: Failed password for root from 176.107.187.151 port 53254 ssh2

May 13 02:08:25 firewall sshd[12434]: Invalid user anoop from 49.232.174.219
May 13 02:08:27 firewall sshd[12434]: Failed password for invalid user anoop from 49.232.174.219 port 64352 ssh2
May 13 02:14:05 firewall sshd[12517]: Invalid user pruebas from 49.232.174.219
...

May 13 08:48:22 relay postfix/smtpd\[11510\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 13 08:48:49 relay postfix/smtpd\[20558\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 13 08:49:02 relay postfix/smtpd\[11510\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 13 08:49:29 relay postfix/smtpd\[18814\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 13 08:49:41 relay postfix/smtpd\[14518\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...

xmlrpc attack

May 13 07:55:09 cloud sshd[26079]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=217.182.74.196 
May 13 07:55:11 cloud sshd[26079]: Failed password for invalid user charles from 217.182.74.196 port 46624 ssh2

May 13 05:56:04 *host* sshd\[30954\]: Invalid user user1 from 14.168.135.236 port 61798

May 13 13:56:55 localhost sshd[197743]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.50.8.46  user=root
May 13 13:56:57 localhost sshd[197743]: Failed password for root from 120.50.8.46 port 38244 ssh2
...

IP: 173.82.232.193
Ports affected
    Simple Mail Transfer (25) 
Found in DNSBL('s)
ASN Details
   AS35916 MULTA-ASN1
   United States (US)
   CIDR 173.82.192.0/18
Log Date: 13/05/2020 3:38:43 AM UTC

May 13 05:12:46 game-panel sshd[28129]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.165.48
May 13 05:12:48 game-panel sshd[28129]: Failed password for invalid user nneul from 180.76.165.48 port 54396 ssh2
May 13 05:18:18 game-panel sshd[28459]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.165.48

May 12 19:18:40 eddieflores sshd\[9827\]: Invalid user api from 182.61.46.245
May 12 19:18:40 eddieflores sshd\[9827\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.46.245
May 12 19:18:42 eddieflores sshd\[9827\]: Failed password for invalid user api from 182.61.46.245 port 48096 ssh2
May 12 19:22:58 eddieflores sshd\[10147\]: Invalid user user1 from 182.61.46.245
May 12 19:22:59 eddieflores sshd\[10147\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.46.245

May 13 08:52:17 roki-contabo sshd\[19806\]: Invalid user oracle from 104.248.88.126
May 13 08:52:17 roki-contabo sshd\[19806\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.88.126
May 13 08:52:19 roki-contabo sshd\[19806\]: Failed password for invalid user oracle from 104.248.88.126 port 53478 ssh2
May 13 09:03:33 roki-contabo sshd\[20081\]: Invalid user test1 from 104.248.88.126
May 13 09:03:33 roki-contabo sshd\[20081\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.88.126
...

May 13 03:56:56 nopemail postfix/smtpd[22661]: NOQUEUE: reject: RCPT from unknown[37.49.230.72]: 554 5.7.1 : Relay access denied; from= to= proto=ESMTP helo=
...

21 attempts against mh-misbehave-ban on bush