51.158.171.117 (FR/France/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Oct  4 10:49:46 server4 sshd[11665]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.165.231.83  user=root
Oct  4 10:47:44 server4 sshd[10589]: Failed password for root from 51.158.171.117 port 36728 ssh2
Oct  4 10:45:51 server4 sshd[9539]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.173.136  user=root
Oct  4 10:45:53 server4 sshd[9539]: Failed password for root from 49.233.173.136 port 60444 ssh2
Oct  4 10:47:41 server4 sshd[10589]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117  user=root
Oct  4 10:45:16 server4 sshd[9127]: Failed password for root from 124.158.10.190 port 41975 ssh2

IP Addresses Blocked:

175.165.231.83 (CN/China/-)

Sep 13 19:46:29 host2 sshd[1367704]: Failed password for root from 51.158.171.117 port 33554 ssh2
Sep 13 19:46:27 host2 sshd[1367704]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117  user=root
Sep 13 19:46:29 host2 sshd[1367704]: Failed password for root from 51.158.171.117 port 33554 ssh2
Sep 13 19:50:18 host2 sshd[1368355]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117  user=root
Sep 13 19:50:19 host2 sshd[1368355]: Failed password for root from 51.158.171.117 port 47306 ssh2
...

Sep 13 03:53:53 NPSTNNYC01T sshd[3820]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117
Sep 13 03:53:56 NPSTNNYC01T sshd[3820]: Failed password for invalid user admin from 51.158.171.117 port 58248 ssh2
Sep 13 03:57:48 NPSTNNYC01T sshd[4165]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117
...

...

Invalid user arquitectura from 51.158.171.117 port 57448

2020-08-26T22:44:43.137008shield sshd\[7465\]: Invalid user php from 51.158.171.117 port 45746
2020-08-26T22:44:43.156573shield sshd\[7465\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117
2020-08-26T22:44:45.460052shield sshd\[7465\]: Failed password for invalid user php from 51.158.171.117 port 45746 ssh2
2020-08-26T22:46:08.041275shield sshd\[7592\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117  user=root
2020-08-26T22:46:09.542251shield sshd\[7592\]: Failed password for root from 51.158.171.117 port 41044 ssh2

2020-08-19T15:38:36.560102vps773228.ovh.net sshd[28478]: Failed password for invalid user anders from 51.158.171.117 port 33060 ssh2
2020-08-19T15:42:41.978370vps773228.ovh.net sshd[28538]: Invalid user doc from 51.158.171.117 port 40552
2020-08-19T15:42:41.990161vps773228.ovh.net sshd[28538]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117
2020-08-19T15:42:41.978370vps773228.ovh.net sshd[28538]: Invalid user doc from 51.158.171.117 port 40552
2020-08-19T15:42:44.416737vps773228.ovh.net sshd[28538]: Failed password for invalid user doc from 51.158.171.117 port 40552 ssh2
...

Aug 17 19:20:15 ift sshd\[11098\]: Invalid user bitrix from 51.158.171.117Aug 17 19:20:17 ift sshd\[11098\]: Failed password for invalid user bitrix from 51.158.171.117 port 50732 ssh2Aug 17 19:24:13 ift sshd\[11516\]: Invalid user rebeca from 51.158.171.117Aug 17 19:24:15 ift sshd\[11516\]: Failed password for invalid user rebeca from 51.158.171.117 port 34186 ssh2Aug 17 19:28:19 ift sshd\[12024\]: Invalid user student from 51.158.171.117
...

Aug 12 18:14:35 firewall sshd[1564]: Failed password for root from 51.158.171.117 port 45890 ssh2
Aug 12 18:18:29 firewall sshd[1704]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117  user=root
Aug 12 18:18:31 firewall sshd[1704]: Failed password for root from 51.158.171.117 port 57826 ssh2
...

2020-08-09T05:06:43.5526681495-001 sshd[12704]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117  user=root
2020-08-09T05:06:46.0369651495-001 sshd[12704]: Failed password for root from 51.158.171.117 port 33894 ssh2
2020-08-09T05:11:03.7476421495-001 sshd[12876]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117  user=root
2020-08-09T05:11:05.5898831495-001 sshd[12876]: Failed password for root from 51.158.171.117 port 44672 ssh2
2020-08-09T05:14:58.4678451495-001 sshd[13249]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117  user=root
2020-08-09T05:15:00.2387491495-001 sshd[13249]: Failed password for root from 51.158.171.117 port 55518 ssh2
...

" "

Jul 20 16:56:12 server1 sshd\[18317\]: Failed password for invalid user dz from 51.158.171.117 port 57936 ssh2
Jul 20 17:00:02 server1 sshd\[19447\]: Invalid user u2 from 51.158.171.117
Jul 20 17:00:02 server1 sshd\[19447\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117 
Jul 20 17:00:04 server1 sshd\[19447\]: Failed password for invalid user u2 from 51.158.171.117 port 43902 ssh2
Jul 20 17:03:47 server1 sshd\[20510\]: Invalid user deploy from 51.158.171.117
...

2020-07-20T10:32:29.004492mail.broermann.family sshd[23532]: Invalid user arif from 51.158.171.117 port 51424
2020-07-20T10:32:29.009163mail.broermann.family sshd[23532]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.171.117
2020-07-20T10:32:29.004492mail.broermann.family sshd[23532]: Invalid user arif from 51.158.171.117 port 51424
2020-07-20T10:32:30.877295mail.broermann.family sshd[23532]: Failed password for invalid user arif from 51.158.171.117 port 51424 ssh2
2020-07-20T10:36:29.011541mail.broermann.family sshd[23706]: Invalid user Administrator from 51.158.171.117 port 36922
...

malicious Brute-Force reported by https://www.patrick-binder.de
...

Unauthorised connection attempt detected at AUO NODE 4. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)

[2020-07-13 10:17:00] NOTICE[1150] chan_sip.c: Registration from '' failed for '147.135.253.94:49534' - Wrong password
[2020-07-13 10:17:00] SECURITY[1167] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-13T10:17:00.826-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="1002",SessionID="0x7fcb4c143c28",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/147.135.253.94/49534",Challenge="192116ff",ReceivedChallenge="192116ff",ReceivedHash="a6f9f0799e9d361ef7ed6a6af355bea4"
[2020-07-13 10:18:08] NOTICE[1150] chan_sip.c: Registration from '' failed for '147.135.253.94:49411' - Wrong password
[2020-07-13 10:18:08] SECURITY[1167] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-07-13T10:18:08.457-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="2002",SessionID="0x7fcb4c25c888",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/147.135.25
...

Jul 13 12:37:28 fwservlet sshd[8855]: Invalid user lihao from 15.236.124.91
Jul 13 12:37:28 fwservlet sshd[8855]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=15.236.124.91
Jul 13 12:37:30 fwservlet sshd[8855]: Failed password for invalid user lihao from 15.236.124.91 port 52652 ssh2
Jul 13 12:37:30 fwservlet sshd[8855]: Received disconnect from 15.236.124.91 port 52652:11: Bye Bye [preauth]
Jul 13 12:37:30 fwservlet sshd[8855]: Disconnected from 15.236.124.91 port 52652 [preauth]
Jul 13 12:43:00 fwservlet sshd[8975]: Invalid user de from 15.236.124.91
Jul 13 12:43:00 fwservlet sshd[8975]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=15.236.124.91
Jul 13 12:43:03 fwservlet sshd[8975]: Failed password for invalid user de from 15.236.124.91 port 38156 ssh2
Jul 13 12:43:03 fwservlet sshd[8975]: Received disconnect from 15.236.124.91 port 38156:11: Bye Bye [preauth]
Jul 13 12:43:03 fwservl........
-------------------------------

detected by Fail2Ban

Jul 13 15:51:50 pve1 sshd[4469]: Failed password for root from 218.92.0.171 port 37420 ssh2
Jul 13 15:51:56 pve1 sshd[4469]: Failed password for root from 218.92.0.171 port 37420 ssh2
...

Jul 13 16:19:40 eventyay sshd[27145]: Failed password for postgres from 190.144.14.170 port 57572 ssh2
Jul 13 16:23:31 eventyay sshd[27243]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.144.14.170
Jul 13 16:23:34 eventyay sshd[27243]: Failed password for invalid user zsy from 190.144.14.170 port 34272 ssh2
...

Jul 13 10:04:48 ny01 sshd[1786]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.50.219
Jul 13 10:04:50 ny01 sshd[1786]: Failed password for invalid user test from 106.13.50.219 port 52580 ssh2
Jul 13 10:07:00 ny01 sshd[2068]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.50.219

leo_www

[2020-07-13 09:36:37] NOTICE[1150][C-00003106] chan_sip.c: Call from '' (64.145.79.106:62412) to extension '011972595725668' rejected because extension not found in context 'public'.
[2020-07-13 09:36:37] SECURITY[1167] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-07-13T09:36:37.438-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="011972595725668",SessionID="0x7fcb4c25c888",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/64.145.79.106/62412",ACLName="no_extension_match"
[2020-07-13 09:39:40] NOTICE[1150][C-00003107] chan_sip.c: Call from '' (64.145.79.106:51984) to extension '011972595375946' rejected because extension not found in context 'public'.
...

Jul 13 12:17:10 XXXXXX sshd[27337]: Invalid user ospite from 77.51.180.40 port 60696

Jul 13 13:35:03 scw-6657dc sshd[7878]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=71.45.233.98
Jul 13 13:35:03 scw-6657dc sshd[7878]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=71.45.233.98
Jul 13 13:35:05 scw-6657dc sshd[7878]: Failed password for invalid user milo from 71.45.233.98 port 54388 ssh2
...

Jul 13 13:22:43 l02a sshd[16535]: Invalid user fuse from 51.222.12.137
Jul 13 13:22:43 l02a sshd[16535]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=vps-c650e367.vps.ovh.ca 
Jul 13 13:22:43 l02a sshd[16535]: Invalid user fuse from 51.222.12.137
Jul 13 13:22:45 l02a sshd[16535]: Failed password for invalid user fuse from 51.222.12.137 port 36470 ssh2

Jul 13 14:10:04 ns382633 sshd\[24192\]: Invalid user gea from 106.54.191.247 port 60334
Jul 13 14:10:04 ns382633 sshd\[24192\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.191.247
Jul 13 14:10:06 ns382633 sshd\[24192\]: Failed password for invalid user gea from 106.54.191.247 port 60334 ssh2
Jul 13 14:22:33 ns382633 sshd\[26560\]: Invalid user sga from 106.54.191.247 port 35746
Jul 13 14:22:33 ns382633 sshd\[26560\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.191.247

Unauthorized connection attempt from IP address 170.81.65.192 on Port 445(SMB)

Email rejected due to spam filtering

2020-07-13T14:22:34.7413601240 sshd\[12399\]: Invalid user lt from 191.235.97.130 port 44714
2020-07-13T14:22:34.7452531240 sshd\[12399\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.235.97.130
2020-07-13T14:22:36.9571361240 sshd\[12399\]: Failed password for invalid user lt from 191.235.97.130 port 44714 ssh2
...