Oct 17 06:42:40 site2 sshd\[12443\]: Invalid user jhon from 187.0.211.21Oct 17 06:42:42 site2 sshd\[12443\]: Failed password for invalid user jhon from 187.0.211.21 port 59970 ssh2Oct 17 06:46:45 site2 sshd\[12723\]: Invalid user alcohol from 187.0.211.21Oct 17 06:46:47 site2 sshd\[12723\]: Failed password for invalid user alcohol from 187.0.211.21 port 51336 ssh2Oct 17 06:50:53 site2 sshd\[12930\]: Invalid user share from 187.0.211.21
...

Lines containing failures of 187.0.211.21 (max 1000)
Oct 14 21:28:05 mm sshd[8027]: pam_unix(sshd:auth): authentication fail=
ure; logname=3D uid=3D0 euid=3D0 tty=3Dssh ruser=3D rhost=3D187.0.211.2=
1  user=3Dr.r
Oct 14 21:28:06 mm sshd[8027]: Failed password for r.r from 187.0.211.=
21 port 47385 ssh2
Oct 14 21:28:07 mm sshd[8027]: Received disconnect from 187.0.211.21 po=
rt 47385:11: Bye Bye [preauth]
Oct 14 21:28:07 mm sshd[8027]: Disconnected from authenticating user ro=
ot 187.0.211.21 port 47385 [preauth]
Oct 14 21:45:11 mm sshd[8310]: Invalid user netadmin from 187.0.211.21 =
port 49536
Oct 14 21:45:11 mm sshd[8310]: pam_unix(sshd:auth): authentication fail=
ure; logname=3D uid=3D0 euid=3D0 tty=3Dssh ruser=3D rhost=3D187.0.211.2=
1
Oct 14 21:45:13 mm sshd[8310]: Failed password for invalid user netadmi=
n from 187.0.211.21 port 49536 ssh2
Oct 14 21:45:14 mm sshd[8310]: Received disconnect from 187.0.211.21 po=
rt 49536:11: Bye Bye [preauth]
Oct 14 21:45:14 mm ssh........
------------------------------

SSH Invalid Login

Invalid user admin from 187.0.211.99 port 55020

Apr 12 21:25:37 php1 sshd\[19841\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99  user=root
Apr 12 21:25:39 php1 sshd\[19841\]: Failed password for root from 187.0.211.99 port 58066 ssh2
Apr 12 21:29:51 php1 sshd\[20206\]: Invalid user ubnt from 187.0.211.99
Apr 12 21:29:51 php1 sshd\[20206\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99
Apr 12 21:29:53 php1 sshd\[20206\]: Failed password for invalid user ubnt from 187.0.211.99 port 57809 ssh2

Feb  6 sshd[10995]: Invalid user xoh from 187.0.211.99 port 56976

Automatic report - Banned IP Access

Dec 27 12:01:16 pornomens sshd\[19499\]: Invalid user thorjussen from 187.0.211.99 port 54814
Dec 27 12:01:16 pornomens sshd\[19499\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99
Dec 27 12:01:18 pornomens sshd\[19499\]: Failed password for invalid user thorjussen from 187.0.211.99 port 54814 ssh2
...

2019-12-26T15:45:50.941490centos sshd\[18883\]: Invalid user ts4 from 187.0.211.99 port 55094
2019-12-26T15:45:50.954239centos sshd\[18883\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99
2019-12-26T15:45:52.874167centos sshd\[18883\]: Failed password for invalid user ts4 from 187.0.211.99 port 55094 ssh2

Fail2Ban Ban Triggered

2019-12-21T09:40:10.375701vps751288.ovh.net sshd\[18018\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99  user=root
2019-12-21T09:40:12.240760vps751288.ovh.net sshd\[18018\]: Failed password for root from 187.0.211.99 port 59126 ssh2
2019-12-21T09:47:06.898196vps751288.ovh.net sshd\[18074\]: Invalid user gmodserver from 187.0.211.99 port 36650
2019-12-21T09:47:06.907745vps751288.ovh.net sshd\[18074\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99
2019-12-21T09:47:08.883063vps751288.ovh.net sshd\[18074\]: Failed password for invalid user gmodserver from 187.0.211.99 port 36650 ssh2

Dec 19 21:01:47 wbs sshd\[28215\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99  user=daemon
Dec 19 21:01:48 wbs sshd\[28215\]: Failed password for daemon from 187.0.211.99 port 55936 ssh2
Dec 19 21:08:19 wbs sshd\[28868\]: Invalid user gullestad from 187.0.211.99
Dec 19 21:08:19 wbs sshd\[28868\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99
Dec 19 21:08:21 wbs sshd\[28868\]: Failed password for invalid user gullestad from 187.0.211.99 port 33457 ssh2

Dec  6 11:44:00 firewall sshd[8754]: Failed password for invalid user oq from 187.0.211.99 port 54428 ssh2
Dec  6 11:51:13 firewall sshd[9010]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99  user=root
Dec  6 11:51:15 firewall sshd[9010]: Failed password for root from 187.0.211.99 port 35368 ssh2
...

Dec  6 08:09:40 mail sshd[12160]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99 
Dec  6 08:09:42 mail sshd[12160]: Failed password for invalid user sweeties from 187.0.211.99 port 43384 ssh2
Dec  6 08:16:16 mail sshd[15224]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99

Sep 26 21:04:46 meumeu sshd[22144]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99 
Sep 26 21:04:48 meumeu sshd[22144]: Failed password for invalid user sub from 187.0.211.99 port 57123 ssh2
Sep 26 21:09:26 meumeu sshd[22914]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99 
...

Nov 29 18:29:48 XXX sshd[20654]: Invalid user ab from 187.0.211.99 port 40392

Nov 17 15:38:48 XXXXXX sshd[27403]: Invalid user home from 187.0.211.99 port 51710

Sep 24 00:25:49 ny01 sshd[26574]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.39.151.22
Sep 24 00:25:50 ny01 sshd[26574]: Failed password for invalid user oracle from 54.39.151.22 port 57178 ssh2
Sep 24 00:29:56 ny01 sshd[27524]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.39.151.22

Sep 24 04:40:26 venus sshd\[30354\]: Invalid user cvsadmin from 36.103.228.38 port 41274
Sep 24 04:40:26 venus sshd\[30354\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.103.228.38
Sep 24 04:40:28 venus sshd\[30354\]: Failed password for invalid user cvsadmin from 36.103.228.38 port 41274 ssh2
...

Sep 24 06:57:06 legacy sshd[9764]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.49.34.239
Sep 24 06:57:09 legacy sshd[9764]: Failed password for invalid user tw from 112.49.34.239 port 55708 ssh2
Sep 24 07:05:06 legacy sshd[9816]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.49.34.239
...

" "

09/24/2019-01:07:53.040639 13.67.47.154 Protocol: 6 ET SCAN Potential SSH Scan

Sep 24 06:24:49 vps691689 sshd[27254]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=67.205.152.196
Sep 24 06:24:52 vps691689 sshd[27254]: Failed password for invalid user mailbox from 67.205.152.196 port 41764 ssh2
Sep 24 06:28:58 vps691689 sshd[27644]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=67.205.152.196
...

\[2019-09-24 00:20:25\] SECURITY\[1978\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-09-24T00:20:25.180-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="948221530117",SessionID="0x7f9b341670b8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/74.63.253.38/61416",ACLName="no_extension_match"
\[2019-09-24 00:20:49\] SECURITY\[1978\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-09-24T00:20:49.160-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0048221530117",SessionID="0x7f9b341311e8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/74.63.253.38/51727",ACLName="no_extension_match"
\[2019-09-24 00:21:22\] SECURITY\[1978\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-09-24T00:21:22.948-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="00048221530117",SessionID="0x7f9b341311e8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/74.63.253.38/60649",ACLName="no_extension_ma

Sep 24 05:58:12 lnxmysql61 sshd[26880]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.139.163
Sep 24 05:58:12 lnxmysql61 sshd[26880]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.139.163

2019-09-23 22:58:29 H=(138-36-0-90.texnet.net.br) [138.36.0.90]:60845 I=[192.147.25.65]:25 sender verify fail for : all relevant MX records point to non-existent hosts
2019-09-23 22:58:29 H=(138-36-0-90.texnet.net.br) [138.36.0.90]:60845 I=[192.147.25.65]:25 F= rejected RCPT : Sender verify failed
2019-09-23 22:58:29 H=(138-36-0-90.texnet.net.br) [138.36.0.90]:60845 I=[192.147.25.65]:25 F= rejected RCPT : Sender verify failed
...

port scan and connect, tcp 23 (telnet)

Sep 23 23:27:43 aat-srv002 sshd[2241]: Failed password for root from 222.186.175.151 port 24552 ssh2
Sep 23 23:27:48 aat-srv002 sshd[2241]: Failed password for root from 222.186.175.151 port 24552 ssh2
Sep 23 23:27:52 aat-srv002 sshd[2241]: Failed password for root from 222.186.175.151 port 24552 ssh2
Sep 23 23:27:56 aat-srv002 sshd[2241]: Failed password for root from 222.186.175.151 port 24552 ssh2
Sep 23 23:28:00 aat-srv002 sshd[2241]: Failed password for root from 222.186.175.151 port 24552 ssh2
Sep 23 23:28:00 aat-srv002 sshd[2241]: error: maximum authentication attempts exceeded for root from 222.186.175.151 port 24552 ssh2 [preauth]
...

2019-09-24T05:55:15.057480lon01.zurich-datacenter.net sshd\[8607\]: Invalid user testing from 106.12.30.229 port 52442
2019-09-24T05:55:15.063272lon01.zurich-datacenter.net sshd\[8607\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.30.229
2019-09-24T05:55:17.478336lon01.zurich-datacenter.net sshd\[8607\]: Failed password for invalid user testing from 106.12.30.229 port 52442 ssh2
2019-09-24T06:00:19.788002lon01.zurich-datacenter.net sshd\[8709\]: Invalid user diu from 106.12.30.229 port 36384
2019-09-24T06:00:19.794265lon01.zurich-datacenter.net sshd\[8709\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.30.229
...

Sep 23 18:38:45 aiointranet sshd\[1982\]: Invalid user 123456 from 106.12.49.150
Sep 23 18:38:45 aiointranet sshd\[1982\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.49.150
Sep 23 18:38:47 aiointranet sshd\[1982\]: Failed password for invalid user 123456 from 106.12.49.150 port 36310 ssh2
Sep 23 18:41:48 aiointranet sshd\[2302\]: Invalid user bios from 106.12.49.150
Sep 23 18:41:48 aiointranet sshd\[2302\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.49.150

2019-09-24T03:53:28.976930hub.schaetter.us sshd\[28574\]: Invalid user osias from 51.15.51.2
2019-09-24T03:53:29.020670hub.schaetter.us sshd\[28574\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.15.51.2
2019-09-24T03:53:31.217561hub.schaetter.us sshd\[28574\]: Failed password for invalid user osias from 51.15.51.2 port 55882 ssh2
2019-09-24T03:57:54.398482hub.schaetter.us sshd\[28609\]: Invalid user u from 51.15.51.2
2019-09-24T03:57:54.433368hub.schaetter.us sshd\[28609\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.15.51.2
...

Sep 24 06:14:44 mail postfix/smtpd\[19389\]: warning: unknown\[46.38.144.202\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Sep 24 06:17:15 mail postfix/smtpd\[19007\]: warning: unknown\[46.38.144.202\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Sep 24 06:19:36 mail postfix/smtpd\[19947\]: warning: unknown\[46.38.144.202\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Sep 24 06:51:05 mail postfix/smtpd\[20960\]: warning: unknown\[46.38.144.202\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\