Nov 29 16:10:36 SilenceServices sshd[6304]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=149.56.131.73
Nov 29 16:10:38 SilenceServices sshd[6304]: Failed password for invalid user hansraj from 149.56.131.73 port 43902 ssh2
Nov 29 16:13:36 SilenceServices sshd[7100]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=149.56.131.73

Automatic report - Port Scan Attack

Automatic report - SSH Brute-Force Attack

$f2bV_matches

Automatic report - Banned IP Access

Automatic report - Port Scan Attack

Return-Path: 
Received: from zimbra.qnet.it (84.247.208.27)
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Received: from 95.179.189.180.vultr.com (unknown [95.179.189.180])
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MIME-Version: 1.0
From: "Irene Galysnc" 
Reply-To: galsync@aquaetek.it
To: 
Subject: REQUEST FOR PRICE LIST
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Date: Fri, 29 Nov 2019 11:59:31 +0000
Message-ID: <4120432904552410911302@vultr-guest>

Nov 29 10:14:12 plusreed sshd[13852]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.113  user=root
Nov 29 10:14:13 plusreed sshd[13852]: Failed password for root from 49.88.112.113 port 45321 ssh2
...

Lines containing failures of 181.129.182.4 (max 1000)
Nov 29 16:05:01 server sshd[29257]: Connection from 181.129.182.4 port 36170 on 62.116.165.82 port 22
Nov 29 16:05:04 server sshd[29257]: reveeclipse mapping checking getaddrinfo for adsl-181-129-182-4.une.net.co [181.129.182.4] failed - POSSIBLE BREAK-IN ATTEMPT!
Nov 29 16:05:04 server sshd[29257]: Invalid user malachi from 181.129.182.4 port 36170
Nov 29 16:05:04 server sshd[29257]: Received disconnect from 181.129.182.4 port 36170:11: Bye Bye [preauth]
Nov 29 16:05:04 server sshd[29257]: Disconnected from 181.129.182.4 port 36170 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=181.129.182.4

Nov 29 15:32:20 localhost sshd\[63136\]: Invalid user sexmachine from 45.115.99.38 port 34444
Nov 29 15:32:20 localhost sshd\[63136\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.115.99.38
Nov 29 15:32:22 localhost sshd\[63136\]: Failed password for invalid user sexmachine from 45.115.99.38 port 34444 ssh2
Nov 29 15:36:02 localhost sshd\[63262\]: Invalid user siemensmeyer from 45.115.99.38 port 52231
Nov 29 15:36:02 localhost sshd\[63262\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.115.99.38
...

Nov 29 17:07:02 microserver sshd[50348]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.245.200.173  user=root
Nov 29 17:07:04 microserver sshd[50348]: Failed password for root from 43.245.200.173 port 14438 ssh2
Nov 29 17:07:15 microserver sshd[50361]: Invalid user share from 43.245.200.173 port 14906
Nov 29 17:07:15 microserver sshd[50361]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.245.200.173
Nov 29 17:07:17 microserver sshd[50361]: Failed password for invalid user share from 43.245.200.173 port 14906 ssh2
Nov 29 17:27:55 microserver sshd[53646]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.245.200.173  user=root
Nov 29 17:27:57 microserver sshd[53646]: Failed password for root from 43.245.200.173 port 16449 ssh2
Nov 29 17:28:05 microserver sshd[53656]: Invalid user cisco from 43.245.200.173 port 16841
Nov 29 17:28:05 microserver sshd[53656]: pam_unix(sshd:auth): authen

Nov 29 16:14:02 mailserver postfix/smtpd[63019]: NOQUEUE: reject: RCPT from unknown[181.41.216.131]: 450 4.7.1 Client host rejected: cannot find your hostname, [181.41.216.131]; from= to=<[hidden]> proto=ESMTP helo=<[181.41.216.131]>
Nov 29 16:14:02 mailserver postfix/smtpd[63019]: NOQUEUE: reject: RCPT from unknown[181.41.216.131]: 450 4.7.1 Client host rejected: cannot find your hostname, [181.41.216.131]; from= to=<[hidden]> proto=ESMTP helo=<[181.41.216.131]>
Nov 29 16:14:02 mailserver postfix/smtpd[63019]: NOQUEUE: reject: RCPT from unknown[181.41.216.131]: 450 4.7.1 Client host rejected: cannot find your hostname, [181.41.216.131]; from= to=<[hidden]> proto=ESMTP helo=<[181.41.216.131]>
Nov 29 16:14:02 mailserver postfix/smtpd[63019]: NOQUEUE: reject: RCPT from unknown[181.41.216.131]: 450 4.7.1 Client host rejected: cannot find your hostname, [181.41.216.131]; from=

2019-11-29T15:18:08.145015abusebot-7.cloudsearch.cf sshd\[6011\]: Invalid user santamaria from 114.207.139.203 port 34068

Nov 29 17:27:53 server sshd\[19242\]: Invalid user hung from 5.148.3.212 port 53264
Nov 29 17:27:53 server sshd\[19242\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.148.3.212
Nov 29 17:27:56 server sshd\[19242\]: Failed password for invalid user hung from 5.148.3.212 port 53264 ssh2
Nov 29 17:32:08 server sshd\[27587\]: Invalid user server from 5.148.3.212 port 43274
Nov 29 17:32:08 server sshd\[27587\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.148.3.212

2019-11-29 03:19:25,132 fail2ban.actions        [724]: NOTICE  [sshd] Ban 118.70.72.103
2019-11-29 06:52:24,909 fail2ban.actions        [724]: NOTICE  [sshd] Ban 118.70.72.103
2019-11-29 10:14:26,471 fail2ban.actions        [724]: NOTICE  [sshd] Ban 118.70.72.103
...