Jun 26 03:56:57 scw-6657dc sshd[6002]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.33  user=root
Jun 26 03:56:57 scw-6657dc sshd[6002]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.33  user=root
Jun 26 03:56:59 scw-6657dc sshd[6002]: Failed password for root from 156.236.118.33 port 63650 ssh2
...

Invalid user nz from 156.236.118.57 port 41310

Failed password for invalid user admin from 156.236.118.57 port 47342 ssh2

20 attempts against mh-ssh on web

Lines containing failures of 156.236.118.66
Jun 29 08:25:09 kmh-wmh-001-nbg01 sshd[15303]: Invalid user prueba from 156.236.118.66 port 34030
Jun 29 08:25:09 kmh-wmh-001-nbg01 sshd[15303]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.66 
Jun 29 08:25:11 kmh-wmh-001-nbg01 sshd[15303]: Failed password for invalid user prueba from 156.236.118.66 port 34030 ssh2
Jun 29 08:25:13 kmh-wmh-001-nbg01 sshd[15303]: Received disconnect from 156.236.118.66 port 34030:11: Bye Bye [preauth]
Jun 29 08:25:13 kmh-wmh-001-nbg01 sshd[15303]: Disconnected from invalid user prueba 156.236.118.66 port 34030 [preauth]
Jun 29 08:33:21 kmh-wmh-001-nbg01 sshd[16418]: Invalid user andes from 156.236.118.66 port 35478
Jun 29 08:33:21 kmh-wmh-001-nbg01 sshd[16418]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.66 


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=156.236.118.66

21 attempts against mh-ssh on creek

Jun 30 10:59:56 pl3server sshd[25839]: Invalid user uftp from 156.236.118.57 port 57468
Jun 30 10:59:56 pl3server sshd[25839]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.57
Jun 30 10:59:58 pl3server sshd[25839]: Failed password for invalid user uftp from 156.236.118.57 port 57468 ssh2
Jun 30 10:59:58 pl3server sshd[25839]: Received disconnect from 156.236.118.57 port 57468:11: Bye Bye [preauth]
Jun 30 10:59:58 pl3server sshd[25839]: Disconnected from 156.236.118.57 port 57468 [preauth]
Jun 30 11:13:08 pl3server sshd[5666]: Invalid user at from 156.236.118.57 port 50744
Jun 30 11:13:08 pl3server sshd[5666]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.57
Jun 30 11:13:10 pl3server sshd[5666]: Failed password for invalid user at from 156.236.118.57 port 50744 ssh2
Jun 30 11:13:10 pl3server sshd[5666]: Received disconnect from 156.236.118.57 port 50744:11: Bye Bye........
-------------------------------

2020-06-30T12:28:41.400866abusebot-6.cloudsearch.cf sshd[4183]: Invalid user b2 from 156.236.118.66 port 50264
2020-06-30T12:28:41.407494abusebot-6.cloudsearch.cf sshd[4183]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.66
2020-06-30T12:28:41.400866abusebot-6.cloudsearch.cf sshd[4183]: Invalid user b2 from 156.236.118.66 port 50264
2020-06-30T12:28:42.537608abusebot-6.cloudsearch.cf sshd[4183]: Failed password for invalid user b2 from 156.236.118.66 port 50264 ssh2
2020-06-30T12:32:51.258591abusebot-6.cloudsearch.cf sshd[4370]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.66  user=root
2020-06-30T12:32:53.041263abusebot-6.cloudsearch.cf sshd[4370]: Failed password for root from 156.236.118.66 port 42060 ssh2
2020-06-30T12:36:38.456569abusebot-6.cloudsearch.cf sshd[4388]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.66  user
...

2020-06-29T19:48:19.768655server.espacesoutien.com sshd[1169]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.21
2020-06-29T19:48:19.755046server.espacesoutien.com sshd[1169]: Invalid user sharon from 156.236.118.21 port 46384
2020-06-29T19:48:21.923989server.espacesoutien.com sshd[1169]: Failed password for invalid user sharon from 156.236.118.21 port 46384 ssh2
2020-06-29T19:49:30.685919server.espacesoutien.com sshd[2453]: Invalid user ps from 156.236.118.21 port 32858
...

2020-06-26T14:45:09.180479abusebot-4.cloudsearch.cf sshd[432]: Invalid user moodle from 156.236.118.53 port 58218
2020-06-26T14:45:09.186557abusebot-4.cloudsearch.cf sshd[432]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.53
2020-06-26T14:45:09.180479abusebot-4.cloudsearch.cf sshd[432]: Invalid user moodle from 156.236.118.53 port 58218
2020-06-26T14:45:11.193980abusebot-4.cloudsearch.cf sshd[432]: Failed password for invalid user moodle from 156.236.118.53 port 58218 ssh2
2020-06-26T14:48:04.781517abusebot-4.cloudsearch.cf sshd[539]: Invalid user dev from 156.236.118.53 port 36832
2020-06-26T14:48:04.788077abusebot-4.cloudsearch.cf sshd[539]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.53
2020-06-26T14:48:04.781517abusebot-4.cloudsearch.cf sshd[539]: Invalid user dev from 156.236.118.53 port 36832
2020-06-26T14:48:07.153513abusebot-4.cloudsearch.cf sshd[539]: Failed password 
...

Jun 23 16:13:58 r.ca sshd[6317]: Failed password for invalid user svn from 156.236.118.53 port 60054 ssh2

Jun 14 18:08:56 abendstille sshd\[23047\]: Invalid user stp from 156.236.118.32
Jun 14 18:08:56 abendstille sshd\[23047\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.32
Jun 14 18:08:57 abendstille sshd\[23047\]: Failed password for invalid user stp from 156.236.118.32 port 45810 ssh2
Jun 14 18:13:49 abendstille sshd\[28339\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.32  user=root
Jun 14 18:13:51 abendstille sshd\[28339\]: Failed password for root from 156.236.118.32 port 48758 ssh2
...

Jun 14 05:31:00 web8 sshd\[5931\]: Invalid user admin from 156.236.118.32
Jun 14 05:31:00 web8 sshd\[5931\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.32
Jun 14 05:31:02 web8 sshd\[5931\]: Failed password for invalid user admin from 156.236.118.32 port 47174 ssh2
Jun 14 05:35:37 web8 sshd\[8506\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.32  user=root
Jun 14 05:35:39 web8 sshd\[8506\]: Failed password for root from 156.236.118.32 port 50186 ssh2

2020-06-13T23:27:26+0200 Failed SSH Authentication/Brute Force Attack. (Server 5)

Lines containing failures of 156.236.118.32
Jun 10 00:46:38 shared02 sshd[10356]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.32  user=r.r
Jun 10 00:46:40 shared02 sshd[10356]: Failed password for r.r from 156.236.118.32 port 34620 ssh2
Jun 10 00:46:40 shared02 sshd[10356]: Received disconnect from 156.236.118.32 port 34620:11: Bye Bye [preauth]
Jun 10 00:46:40 shared02 sshd[10356]: Disconnected from authenticating user r.r 156.236.118.32 port 34620 [preauth]
Jun 10 02:35:46 shared02 sshd[16150]: Invalid user admin from 156.236.118.32 port 41506
Jun 10 02:35:46 shared02 sshd[16150]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.32
Jun 10 02:35:48 shared02 sshd[16150]: Failed password for invalid user admin from 156.236.118.32 port 41506 ssh2
Jun 10 02:35:48 shared02 sshd[16150]: Received disconnect from 156.236.118.32 port 41506:11: Bye Bye [preauth]
Jun 10 02:35........
------------------------------

Lines containing failures of 156.236.118.45 (max 1000)
Jun  5 02:06:57 archiv sshd[8161]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.45  user=r.r
Jun  5 02:06:58 archiv sshd[8161]: Failed password for r.r from 156.236.118.45 port 55222 ssh2
Jun  5 02:06:58 archiv sshd[8161]: Received disconnect from 156.236.118.45 port 55222:11: Bye Bye [preauth]
Jun  5 02:06:58 archiv sshd[8161]: Disconnected from 156.236.118.45 port 55222 [preauth]
Jun  5 02:20:14 archiv sshd[8469]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.118.45  user=r.r
Jun  5 02:20:16 archiv sshd[8469]: Failed password for r.r from 156.236.118.45 port 53768 ssh2
Jun  5 02:20:16 archiv sshd[8469]: Received disconnect from 156.236.118.45 port 53768:11: Bye Bye [preauth]
Jun  5 02:20:16 archiv sshd[8469]: Disconnected from 156.236.118.45 port 53768 [preauth]
Jun  5 02:26:11 archiv sshd[8613]: pam_unix(sshd:a........
------------------------------

Mar 30 00:39:04 pkdns2 sshd\[31731\]: Invalid user lud from 210.5.85.150Mar 30 00:39:06 pkdns2 sshd\[31731\]: Failed password for invalid user lud from 210.5.85.150 port 33490 ssh2Mar 30 00:43:20 pkdns2 sshd\[31943\]: Invalid user lcq from 210.5.85.150Mar 30 00:43:22 pkdns2 sshd\[31943\]: Failed password for invalid user lcq from 210.5.85.150 port 45696 ssh2Mar 30 00:47:37 pkdns2 sshd\[32160\]: Invalid user epe from 210.5.85.150Mar 30 00:47:39 pkdns2 sshd\[32160\]: Failed password for invalid user epe from 210.5.85.150 port 57886 ssh2
...

SSH Brute-Forcing (server1)

Invalid user gfd from 51.75.16.138 port 45901

Automatic report - Port Scan Attack

2020-03-29T21:26:05.925204dmca.cloudsearch.cf sshd[28300]: Invalid user cqo from 101.255.52.171 port 34966
2020-03-29T21:26:05.940047dmca.cloudsearch.cf sshd[28300]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.255.52.171
2020-03-29T21:26:05.925204dmca.cloudsearch.cf sshd[28300]: Invalid user cqo from 101.255.52.171 port 34966
2020-03-29T21:26:07.930359dmca.cloudsearch.cf sshd[28300]: Failed password for invalid user cqo from 101.255.52.171 port 34966 ssh2
2020-03-29T21:33:31.026648dmca.cloudsearch.cf sshd[28865]: Invalid user hgg from 101.255.52.171 port 55014
2020-03-29T21:33:31.036853dmca.cloudsearch.cf sshd[28865]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.255.52.171
2020-03-29T21:33:31.026648dmca.cloudsearch.cf sshd[28865]: Invalid user hgg from 101.255.52.171 port 55014
2020-03-29T21:33:33.257708dmca.cloudsearch.cf sshd[28865]: Failed password for invalid user hgg from 101.255.52.171 
...

Mar 30 00:33:11 elektron postfix/smtpd\[11767\]: NOQUEUE: reject: RCPT from unknown\[49.68.144.156\]: 450 4.7.1 Client host rejected: cannot find your hostname, \[49.68.144.156\]\; from=\ to=\ proto=ESMTP helo=\
Mar 30 00:33:47 elektron postfix/smtpd\[11767\]: NOQUEUE: reject: RCPT from unknown\[49.68.144.156\]: 450 4.7.1 Client host rejected: cannot find your hostname, \[49.68.144.156\]\; from=\ to=\ proto=ESMTP helo=\
Mar 30 00:34:21 elektron postfix/smtpd\[11767\]: NOQUEUE: reject: RCPT from unknown\[49.68.144.156\]: 450 4.7.1 Client host rejected: cannot find your hostname, \[49.68.144.156\]\; from=\ to=\ proto=ESMTP helo=\
Mar 30 00:34:58 elektron postfix/smtpd\[9988\]: NOQUEUE: reject: RCPT from unknown\[49.68.144.156\]: 450 4.7.1 Client host rejected: cannot find your hostname, \[49.68.144.156\]\; from=\ to=\

Mar 29 23:37:40 rotator sshd\[22671\]: Invalid user cam from 46.101.11.213Mar 29 23:37:42 rotator sshd\[22671\]: Failed password for invalid user cam from 46.101.11.213 port 58936 ssh2Mar 29 23:41:35 rotator sshd\[23467\]: Invalid user wji from 46.101.11.213Mar 29 23:41:36 rotator sshd\[23467\]: Failed password for invalid user wji from 46.101.11.213 port 42758 ssh2Mar 29 23:45:18 rotator sshd\[24224\]: Invalid user install from 46.101.11.213Mar 29 23:45:19 rotator sshd\[24224\]: Failed password for invalid user install from 46.101.11.213 port 54798 ssh2
...

Invalid user xxo from 106.75.45.180 port 44995

Mar 29 23:33:18 tuxlinux sshd[27942]: Invalid user service from 171.237.166.224 port 61211
Mar 29 23:33:18 tuxlinux sshd[27942]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=171.237.166.224 
Mar 29 23:33:18 tuxlinux sshd[27942]: Invalid user service from 171.237.166.224 port 61211
Mar 29 23:33:18 tuxlinux sshd[27942]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=171.237.166.224 
Mar 29 23:33:18 tuxlinux sshd[27942]: Invalid user service from 171.237.166.224 port 61211
Mar 29 23:33:18 tuxlinux sshd[27942]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=171.237.166.224 
Mar 29 23:33:20 tuxlinux sshd[27942]: Failed password for invalid user service from 171.237.166.224 port 61211 ssh2
...

2020-03-29T23:31:34.820310vps751288.ovh.net sshd\[21312\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.203  user=root
2020-03-29T23:31:36.976424vps751288.ovh.net sshd\[21312\]: Failed password for root from 218.92.0.203 port 55414 ssh2
2020-03-29T23:31:39.104760vps751288.ovh.net sshd\[21312\]: Failed password for root from 218.92.0.203 port 55414 ssh2
2020-03-29T23:31:41.177908vps751288.ovh.net sshd\[21312\]: Failed password for root from 218.92.0.203 port 55414 ssh2
2020-03-29T23:33:09.630235vps751288.ovh.net sshd\[21337\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.203  user=root

[Mon Mar 30 04:33:36.654411 2020] [:error] [pid 3483:tid 140228517943040] [client 5.45.207.34:59106] [client 5.45.207.34] ModSecurity: Access denied with code 403 (phase 2). Pattern match "^[\\\\d.:]+$" at REQUEST_HEADERS:Host. [file "/etc/modsecurity/owasp-modsecurity-crs-3.2.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "696"] [id "920350"] [msg "Host header is a numeric IP address"] [data "103.27.207.197"] [severity "WARNING"] [ver "OWASP_CRS/3.2.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "OWASP_CRS"] [tag "OWASP_CRS/PROTOCOL_VIOLATION/IP_HOST"] [tag "WASCTC/WASC-21"] [tag "OWASP_TOP_10/A7"] [tag "PCI/6.5.10"] [hostname "103.27.207.197"] [uri "/"] [unique_id "XoEUMJhrvS4MEWGwWoJsDQAAAcQ"]
...

Invalid user efg from 51.75.125.222 port 36720

Mar 29 17:58:11 NPSTNNYC01T sshd[21889]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.90.86
Mar 29 17:58:13 NPSTNNYC01T sshd[21889]: Failed password for invalid user party from 106.12.90.86 port 10651 ssh2
Mar 29 18:00:53 NPSTNNYC01T sshd[22109]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.90.86
...

Automatic report - Port Scan

2020-03-29T22:07:39.169032shield sshd\[4345\]: Invalid user gosc from 111.231.71.157 port 54484
2020-03-29T22:07:39.176934shield sshd\[4345\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.71.157
2020-03-29T22:07:41.554519shield sshd\[4345\]: Failed password for invalid user gosc from 111.231.71.157 port 54484 ssh2
2020-03-29T22:16:09.103698shield sshd\[6684\]: Invalid user chanelle from 111.231.71.157 port 39714
2020-03-29T22:16:09.111878shield sshd\[6684\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.71.157