Sep 12 01:19:32 eventyay sshd[16760]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.229
Sep 12 01:19:34 eventyay sshd[16760]: Failed password for invalid user ubuntu from 117.50.46.229 port 53284 ssh2
Sep 12 01:24:10 eventyay sshd[16887]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.229
...

Sep 10 03:24:40 ip-172-31-1-72 sshd\[8065\]: Invalid user demo from 117.50.46.229
Sep 10 03:24:40 ip-172-31-1-72 sshd\[8065\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.229
Sep 10 03:24:42 ip-172-31-1-72 sshd\[8065\]: Failed password for invalid user demo from 117.50.46.229 port 50590 ssh2
Sep 10 03:27:39 ip-172-31-1-72 sshd\[8154\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.229  user=dev
Sep 10 03:27:40 ip-172-31-1-72 sshd\[8154\]: Failed password for dev from 117.50.46.229 port 48320 ssh2

Sep  5 05:11:37 mail sshd\[5068\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.229
Sep  5 05:11:39 mail sshd\[5068\]: Failed password for invalid user 1qaz2wsx from 117.50.46.229 port 35432 ssh2
Sep  5 05:13:53 mail sshd\[5297\]: Invalid user git123 from 117.50.46.229 port 53734
Sep  5 05:13:53 mail sshd\[5297\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.229
Sep  5 05:13:55 mail sshd\[5297\]: Failed password for invalid user git123 from 117.50.46.229 port 53734 ssh2

SSH auth scanning - multiple failed logins

Mar  8 15:22:08 ns381471 sshd[4042]: Failed password for www-data from 117.50.46.36 port 51874 ssh2

Mar 06 23:49:34 askasleikir sshd[32827]: Failed password for invalid user jstorm from 117.50.46.98 port 34598 ssh2
Mar 07 00:11:38 askasleikir sshd[35722]: Failed password for invalid user Administrator from 117.50.46.98 port 50458 ssh2
Mar 07 00:14:44 askasleikir sshd[35854]: Failed password for invalid user wwwadmin from 117.50.46.98 port 54900 ssh2

Jan 17 14:02:40 pornomens sshd\[20190\]: Invalid user h from 117.50.46.36 port 39676
Jan 17 14:02:40 pornomens sshd\[20190\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.36
Jan 17 14:02:42 pornomens sshd\[20190\]: Failed password for invalid user h from 117.50.46.36 port 39676 ssh2
...

$f2bV_matches

Dec 12 07:53:59 sip sshd[20895]: Failed password for root from 117.50.46.176 port 44096 ssh2
Dec 12 08:07:38 sip sshd[21045]: Failed password for root from 117.50.46.176 port 37960 ssh2

Dec  9 07:41:06 loxhost sshd\[32656\]: Invalid user desir from 117.50.46.176 port 35704
Dec  9 07:41:06 loxhost sshd\[32656\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176
Dec  9 07:41:08 loxhost sshd\[32656\]: Failed password for invalid user desir from 117.50.46.176 port 35704 ssh2
Dec  9 07:46:16 loxhost sshd\[391\]: Invalid user kugimiya from 117.50.46.176 port 45888
Dec  9 07:46:16 loxhost sshd\[391\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176
...

Dec  4 09:37:19 vps666546 sshd\[28797\]: Invalid user ruhanna from 117.50.46.176 port 56456
Dec  4 09:37:19 vps666546 sshd\[28797\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176
Dec  4 09:37:20 vps666546 sshd\[28797\]: Failed password for invalid user ruhanna from 117.50.46.176 port 56456 ssh2
Dec  4 09:42:51 vps666546 sshd\[29058\]: Invalid user nabisah from 117.50.46.176 port 41712
Dec  4 09:42:51 vps666546 sshd\[29058\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176
...

Dec  2 14:10:26 nextcloud sshd\[16188\]: Invalid user yellets from 117.50.46.176
Dec  2 14:10:26 nextcloud sshd\[16188\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176
Dec  2 14:10:28 nextcloud sshd\[16188\]: Failed password for invalid user yellets from 117.50.46.176 port 56244 ssh2
...

Nov 29 06:09:07 raspberrypi sshd\[3055\]: Invalid user test from 117.50.46.176Nov 29 06:09:09 raspberrypi sshd\[3055\]: Failed password for invalid user test from 117.50.46.176 port 45132 ssh2Nov 29 06:28:35 raspberrypi sshd\[3621\]: Failed password for root from 117.50.46.176 port 57338 ssh2
...

2019-11-21T20:09:25.801828ns386461 sshd\[30267\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176  user=root
2019-11-21T20:09:27.648572ns386461 sshd\[30267\]: Failed password for root from 117.50.46.176 port 60568 ssh2
2019-11-21T20:28:35.186330ns386461 sshd\[15356\]: Invalid user admin from 117.50.46.176 port 37116
2019-11-21T20:28:35.191730ns386461 sshd\[15356\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176
2019-11-21T20:28:37.579991ns386461 sshd\[15356\]: Failed password for invalid user admin from 117.50.46.176 port 37116 ssh2
...

Automatic report - Banned IP Access

2019-11-14T07:00:06.392742abusebot-6.cloudsearch.cf sshd\[30537\]: Invalid user cardarella from 117.50.46.176 port 38200

Nov 13 12:12:55 venus sshd\[3250\]: Invalid user balza from 117.50.46.176 port 52868
Nov 13 12:12:55 venus sshd\[3250\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176
Nov 13 12:12:57 venus sshd\[3250\]: Failed password for invalid user balza from 117.50.46.176 port 52868 ssh2
...

Nov 13 06:50:23 microserver sshd[51930]: Invalid user bhag from 117.50.46.176 port 44710
Nov 13 06:50:23 microserver sshd[51930]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176
Nov 13 06:50:25 microserver sshd[51930]: Failed password for invalid user bhag from 117.50.46.176 port 44710 ssh2
Nov 13 06:54:50 microserver sshd[52168]: Invalid user awsoper from 117.50.46.176 port 43138
Nov 13 06:54:50 microserver sshd[52168]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176
Nov 13 07:08:08 microserver sshd[54066]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.46.176  user=root
Nov 13 07:08:10 microserver sshd[54066]: Failed password for root from 117.50.46.176 port 38422 ssh2
Nov 13 07:13:25 microserver sshd[54754]: Invalid user rxe from 117.50.46.176 port 36852
Nov 13 07:13:25 microserver sshd[54754]: pam_unix(sshd:auth): authentication failure; logname= uid=0

May 21 05:52:36 vps sshd[566719]: Failed password for invalid user dot from 123.206.64.77 port 41386 ssh2
May 21 05:56:15 vps sshd[585068]: Invalid user yad from 123.206.64.77 port 33692
May 21 05:56:15 vps sshd[585068]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.64.77
May 21 05:56:17 vps sshd[585068]: Failed password for invalid user yad from 123.206.64.77 port 33692 ssh2
May 21 05:59:48 vps sshd[598274]: Invalid user xvl from 123.206.64.77 port 53216
...

May 21 02:03:00 minden010 sshd[3204]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.99.12.24
May 21 02:03:02 minden010 sshd[3204]: Failed password for invalid user xvv from 192.99.12.24 port 53710 ssh2
May 21 02:03:39 minden010 sshd[3294]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.99.12.24
...

May 21 10:59:42 webhost01 sshd[29060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.81.59
May 21 10:59:44 webhost01 sshd[29060]: Failed password for invalid user flz from 123.206.81.59 port 58972 ssh2
...

[2020-05-20 23:55:48] NOTICE[1157] chan_sip.c: Registration from '' failed for '5.39.71.23:55620' - Wrong password
[2020-05-20 23:55:48] SECURITY[1173] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-05-20T23:55:48.080-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3422",SessionID="0x7f5f10385c48",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/5.39.71.23/55620",Challenge="3b889916",ReceivedChallenge="3b889916",ReceivedHash="30e7d6af439fe86265095df00f68408e"
[2020-05-20 23:59:32] NOTICE[1157] chan_sip.c: Registration from '' failed for '5.39.71.23:62926' - Wrong password
[2020-05-20 23:59:32] SECURITY[1173] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-05-20T23:59:32.614-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="2567",SessionID="0x7f5f1051dd08",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/5.39.71.23/62926",Chal
...

May 21 05:51:52 Ubuntu-1404-trusty-64-minimal sshd\[994\]: Invalid user cjc from 114.80.94.228
May 21 05:51:52 Ubuntu-1404-trusty-64-minimal sshd\[994\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.80.94.228
May 21 05:51:54 Ubuntu-1404-trusty-64-minimal sshd\[994\]: Failed password for invalid user cjc from 114.80.94.228 port 10523 ssh2
May 21 06:12:54 Ubuntu-1404-trusty-64-minimal sshd\[15595\]: Invalid user wqz from 114.80.94.228
May 21 06:12:54 Ubuntu-1404-trusty-64-minimal sshd\[15595\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.80.94.228

May 21 05:51:04 vps sshd[560549]: Failed password for invalid user xpl from 111.10.43.244 port 54161 ssh2
May 21 05:55:06 vps sshd[577529]: Invalid user haoliyang from 111.10.43.244 port 48479
May 21 05:55:06 vps sshd[577529]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.10.43.244
May 21 05:55:08 vps sshd[577529]: Failed password for invalid user haoliyang from 111.10.43.244 port 48479 ssh2
May 21 05:59:26 vps sshd[597006]: Invalid user jeg from 111.10.43.244 port 42795
...

May 21 02:26:03 vps647732 sshd[27430]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.48.141
May 21 02:26:05 vps647732 sshd[27430]: Failed password for invalid user ycd from 111.229.48.141 port 40804 ssh2
...

2020-05-21T00:00:35.206446shield sshd\[6047\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.225.85.183  user=root
2020-05-21T00:00:37.332141shield sshd\[6047\]: Failed password for root from 121.225.85.183 port 41931 ssh2
2020-05-21T00:03:53.567136shield sshd\[6586\]: Invalid user qia from 121.225.85.183 port 64422
2020-05-21T00:03:53.570808shield sshd\[6586\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.225.85.183
2020-05-21T00:03:55.209970shield sshd\[6586\]: Failed password for invalid user qia from 121.225.85.183 port 64422 ssh2

2020-05-21T12:56:03.745481vivaldi2.tree2.info sshd[16899]: Invalid user jpj from 51.38.126.92
2020-05-21T12:56:03.761660vivaldi2.tree2.info sshd[16899]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.ip-51-38-126.eu
2020-05-21T12:56:03.745481vivaldi2.tree2.info sshd[16899]: Invalid user jpj from 51.38.126.92
2020-05-21T12:56:05.415247vivaldi2.tree2.info sshd[16899]: Failed password for invalid user jpj from 51.38.126.92 port 51260 ssh2
2020-05-21T12:59:42.981437vivaldi2.tree2.info sshd[17090]: Invalid user adl from 51.38.126.92
...

May 21 02:07:41 nextcloud sshd\[28941\]: Invalid user cdk from 128.199.72.96
May 21 02:07:41 nextcloud sshd\[28941\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.72.96
May 21 02:07:43 nextcloud sshd\[28941\]: Failed password for invalid user cdk from 128.199.72.96 port 36524 ssh2

2020-05-21T02:01:49.545002vps773228.ovh.net sshd[7055]: Invalid user gqt from 201.48.206.146 port 57518
2020-05-21T02:01:49.558471vps773228.ovh.net sshd[7055]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.48.206.146
2020-05-21T02:01:49.545002vps773228.ovh.net sshd[7055]: Invalid user gqt from 201.48.206.146 port 57518
2020-05-21T02:01:51.510355vps773228.ovh.net sshd[7055]: Failed password for invalid user gqt from 201.48.206.146 port 57518 ssh2
2020-05-21T02:03:42.527415vps773228.ovh.net sshd[7107]: Invalid user zvp from 201.48.206.146 port 36366
...

Fail2Ban Ban Triggered

Automatic report - Port Scan Attack

May 21 01:10:48 svapp01 sshd[39509]: Failed password for invalid user ehf from 183.48.33.88 port 35028 ssh2
May 21 01:10:53 svapp01 sshd[39509]: Received disconnect from 183.48.33.88: 11: Bye Bye [preauth]
May 21 01:13:54 svapp01 sshd[40490]: Failed password for invalid user fsy from 183.48.33.88 port 50760 ssh2
May 21 01:13:55 svapp01 sshd[40490]: Received disconnect from 183.48.33.88: 11: Bye Bye [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=183.48.33.88

May 21 02:11:49 piServer sshd[28225]: Failed password for root from 222.186.15.115 port 60140 ssh2
May 21 02:11:53 piServer sshd[28225]: Failed password for root from 222.186.15.115 port 60140 ssh2
May 21 02:11:57 piServer sshd[28225]: Failed password for root from 222.186.15.115 port 60140 ssh2
...