scans once in preceeding hours on the ports (in chronological order) 8545 resulting in total of 2 scans from 198.199.64.0/18 block.

" "

 TCP (SYN) 198.199.65.103:32767 -> port 8545, len 44

198.199.65.166 (US/United States/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Oct 13 10:19:01 server2 sshd[12692]: Failed password for root from 51.68.122.155 port 48236 ssh2
Oct 13 10:18:50 server2 sshd[12639]: Failed password for root from 165.22.193.183 port 44698 ssh2
Oct 13 10:21:12 server2 sshd[14009]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166  user=root
Oct 13 10:21:14 server2 sshd[14009]: Failed password for root from 198.199.65.166 port 36334 ssh2
Oct 13 10:18:47 server2 sshd[12639]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.22.193.183  user=root
Oct 13 10:22:00 server2 sshd[14144]: Failed password for root from 213.154.70.102 port 57906 ssh2

IP Addresses Blocked:

51.68.122.155 (FR/France/-)
165.22.193.183 (NL/Netherlands/-)

Oct 13 08:08:57 pornomens sshd\[30091\]: Invalid user phone_backup from 198.199.65.166 port 47606
Oct 13 08:08:57 pornomens sshd\[30091\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166
Oct 13 08:08:59 pornomens sshd\[30091\]: Failed password for invalid user phone_backup from 198.199.65.166 port 47606 ssh2
...

Oct  7 18:16:52 host1 sshd[1467780]: Failed password for root from 198.199.65.166 port 47780 ssh2
Oct  7 18:21:10 host1 sshd[1468138]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166  user=root
Oct  7 18:21:12 host1 sshd[1468138]: Failed password for root from 198.199.65.166 port 52550 ssh2
Oct  7 18:21:10 host1 sshd[1468138]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166  user=root
Oct  7 18:21:12 host1 sshd[1468138]: Failed password for root from 198.199.65.166 port 52550 ssh2
...

Oct  7 16:59:12 host1 sshd[1461533]: Failed password for root from 198.199.65.166 port 51346 ssh2
Oct  7 17:03:57 host1 sshd[1462074]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166  user=root
Oct  7 17:03:58 host1 sshd[1462074]: Failed password for root from 198.199.65.166 port 56120 ssh2
Oct  7 17:08:26 host1 sshd[1462492]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166  user=root
Oct  7 17:08:28 host1 sshd[1462492]: Failed password for root from 198.199.65.166 port 60892 ssh2
...

$f2bV_matches

Oct  6 01:35:27 rancher-0 sshd[489011]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166  user=root
Oct  6 01:35:29 rancher-0 sshd[489011]: Failed password for root from 198.199.65.166 port 37484 ssh2
...

Oct  5 17:35:30 server sshd[12986]: Failed password for root from 198.199.65.166 port 51274 ssh2
Oct  5 17:37:50 server sshd[14256]: Failed password for root from 198.199.65.166 port 57174 ssh2
Oct  5 17:40:08 server sshd[15704]: Failed password for root from 198.199.65.166 port 34842 ssh2

Oct  5 10:07:10 lnxded64 sshd[11412]: Failed password for root from 198.199.65.166 port 47244 ssh2
Oct  5 10:07:10 lnxded64 sshd[11412]: Failed password for root from 198.199.65.166 port 47244 ssh2

2020-09-15T16:52:03.440993amanda2.illicoweb.com sshd\[28739\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166  user=root
2020-09-15T16:52:05.380301amanda2.illicoweb.com sshd\[28739\]: Failed password for root from 198.199.65.166 port 47390 ssh2
2020-09-15T16:57:35.312055amanda2.illicoweb.com sshd\[29224\]: Invalid user climate from 198.199.65.166 port 60258
2020-09-15T16:57:35.315156amanda2.illicoweb.com sshd\[29224\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166
2020-09-15T16:57:37.500087amanda2.illicoweb.com sshd\[29224\]: Failed password for invalid user climate from 198.199.65.166 port 60258 ssh2
...

Sep 15 10:50:37 host1 sshd[463033]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166  user=root
Sep 15 10:50:39 host1 sshd[463033]: Failed password for root from 198.199.65.166 port 42454 ssh2
Sep 15 10:56:08 host1 sshd[463392]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166  user=root
Sep 15 10:56:10 host1 sshd[463392]: Failed password for root from 198.199.65.166 port 55970 ssh2
Sep 15 11:01:33 host1 sshd[463710]: Invalid user guest1 from 198.199.65.166 port 41262
...

$f2bV_matches

2020-08-19T18:48:54.969236vps1033 sshd[18089]: Failed password for root from 198.199.65.166 port 48982 ssh2
2020-08-19T18:53:43.056424vps1033 sshd[28455]: Invalid user admin from 198.199.65.166 port 57348
2020-08-19T18:53:43.062214vps1033 sshd[28455]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.65.166
2020-08-19T18:53:43.056424vps1033 sshd[28455]: Invalid user admin from 198.199.65.166 port 57348
2020-08-19T18:53:45.453758vps1033 sshd[28455]: Failed password for invalid user admin from 198.199.65.166 port 57348 ssh2
...

$f2bV_matches

15.07.2019 03:52:05 Connection to port 3971 blocked by firewall

Automatic report - Port Scan Attack

Jul 14 22:50:48 rigel postfix/smtpd[10048]: connect from unknown[190.109.43.157]
Jul 14 22:50:51 rigel postfix/smtpd[10048]: warning: unknown[190.109.43.157]: SASL CRAM-MD5 authentication failed: authentication failure
Jul 14 22:50:51 rigel postfix/smtpd[10048]: warning: unknown[190.109.43.157]: SASL PLAIN authentication failed: authentication failure
Jul 14 22:50:53 rigel postfix/smtpd[10048]: warning: unknown[190.109.43.157]: SASL LOGIN authentication failed: authentication failure


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=190.109.43.157

Jul 15 06:16:05 srv206 sshd[23137]: Invalid user sven from 54.37.205.162
Jul 15 06:16:05 srv206 sshd[23137]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=162.ip-54-37-205.eu
Jul 15 06:16:05 srv206 sshd[23137]: Invalid user sven from 54.37.205.162
Jul 15 06:16:07 srv206 sshd[23137]: Failed password for invalid user sven from 54.37.205.162 port 55178 ssh2
...

Jul 15 06:33:19 localhost sshd\[30563\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.149.218  user=root
Jul 15 06:33:21 localhost sshd\[30563\]: Failed password for root from 134.175.149.218 port 54208 ssh2
Jul 15 06:39:10 localhost sshd\[31788\]: Invalid user tomcat from 134.175.149.218 port 52030
Jul 15 06:39:10 localhost sshd\[31788\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.149.218

\[2019-07-15 00:38:47\] SECURITY\[20812\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-07-15T00:38:47.094-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9009441519470549",SessionID="0x7f06f803c558",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/158.69.242.200/58067",ACLName="no_extension_match"
\[2019-07-15 00:40:25\] SECURITY\[20812\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-07-15T00:40:25.608-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="00441519470549",SessionID="0x7f06f801be28",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/158.69.242.200/63749",ACLName="no_extension_match"
\[2019-07-15 00:41:47\] SECURITY\[20812\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-07-15T00:41:47.189-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="000441519470549",SessionID="0x7f06f801be28",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/158.69.242.200/63076",ACLName="

SSH/SMTP Brute Force

Jul 15 05:38:03 tux-35-217 sshd\[28168\]: Invalid user simon from 106.12.36.21 port 44182
Jul 15 05:38:03 tux-35-217 sshd\[28168\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.36.21
Jul 15 05:38:05 tux-35-217 sshd\[28168\]: Failed password for invalid user simon from 106.12.36.21 port 44182 ssh2
Jul 15 05:41:37 tux-35-217 sshd\[28172\]: Invalid user ospite from 106.12.36.21 port 49358
Jul 15 05:41:37 tux-35-217 sshd\[28172\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.36.21
...

Automatic report - Port Scan Attack

Automatic report - Banned IP Access

Jul 15 10:06:49 areeb-Workstation sshd\[2344\]: Invalid user sisi from 202.131.126.142
Jul 15 10:06:49 areeb-Workstation sshd\[2344\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.131.126.142
Jul 15 10:06:51 areeb-Workstation sshd\[2344\]: Failed password for invalid user sisi from 202.131.126.142 port 49996 ssh2
...

\[2019-07-15 00:16:03\] NOTICE\[20804\] chan_sip.c: Registration from '\' failed for '37.120.135.221:1226' - Wrong password
\[2019-07-15 00:16:03\] SECURITY\[20812\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-15T00:16:03.989-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="5112",SessionID="0x7f06f803c558",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37.120.135.221/53989",Challenge="150efd95",ReceivedChallenge="150efd95",ReceivedHash="9f36c4cd402ffbf120ba33269d9b174a"
\[2019-07-15 00:17:11\] NOTICE\[20804\] chan_sip.c: Registration from '\' failed for '37.120.135.221:1364' - Wrong password
\[2019-07-15 00:17:11\] SECURITY\[20812\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-07-15T00:17:11.928-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="14238",SessionID="0x7f06f80e3be8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/37

Jul 14 23:36:43 localhost sshd\[20618\]: Invalid user adams from 140.121.199.228
Jul 14 23:36:43 localhost sshd\[20618\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.121.199.228
Jul 14 23:36:44 localhost sshd\[20618\]: Failed password for invalid user adams from 140.121.199.228 port 62172 ssh2
Jul 14 23:42:35 localhost sshd\[20950\]: Invalid user teamspeak from 140.121.199.228
Jul 14 23:42:35 localhost sshd\[20950\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.121.199.228
...

Jul 15 06:15:48 SilenceServices sshd[12804]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.176.14
Jul 15 06:15:50 SilenceServices sshd[12804]: Failed password for invalid user dylan from 37.187.176.14 port 46866 ssh2
Jul 15 06:20:26 SilenceServices sshd[15582]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.176.14

Automatic report - Port Scan Attack