Jun 29 17:35:51 nextcloud sshd\[15923\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239  user=root
Jun 29 17:35:52 nextcloud sshd\[15923\]: Failed password for root from 129.211.111.239 port 37792 ssh2
Jun 29 17:41:20 nextcloud sshd\[22755\]: Invalid user ftp_id from 129.211.111.239
Jun 29 17:41:20 nextcloud sshd\[22755\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239

2020-06-23T03:50:38.073183abusebot-6.cloudsearch.cf sshd[7296]: Invalid user mysql from 129.211.111.239 port 34376
2020-06-23T03:50:38.078874abusebot-6.cloudsearch.cf sshd[7296]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239
2020-06-23T03:50:38.073183abusebot-6.cloudsearch.cf sshd[7296]: Invalid user mysql from 129.211.111.239 port 34376
2020-06-23T03:50:40.550831abusebot-6.cloudsearch.cf sshd[7296]: Failed password for invalid user mysql from 129.211.111.239 port 34376 ssh2
2020-06-23T03:55:14.666324abusebot-6.cloudsearch.cf sshd[7394]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239  user=root
2020-06-23T03:55:17.028136abusebot-6.cloudsearch.cf sshd[7394]: Failed password for root from 129.211.111.239 port 54770 ssh2
2020-06-23T03:59:47.446485abusebot-6.cloudsearch.cf sshd[7406]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.2
...

Jun 14 23:17:12 electroncash sshd[49010]: Invalid user chao from 129.211.111.239 port 57912
Jun 14 23:17:14 electroncash sshd[49010]: Failed password for invalid user chao from 129.211.111.239 port 57912 ssh2
Jun 14 23:19:56 electroncash sshd[49766]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239  user=root
Jun 14 23:19:58 electroncash sshd[49766]: Failed password for root from 129.211.111.239 port 34162 ssh2
Jun 14 23:22:44 electroncash sshd[50589]: Invalid user yizhi from 129.211.111.239 port 38648
...

May 15 07:46:30 legacy sshd[2115]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239
May 15 07:46:32 legacy sshd[2115]: Failed password for invalid user sadegh from 129.211.111.239 port 57506 ssh2
May 15 07:48:57 legacy sshd[2215]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239
...

SSH Brute-Force. Ports scanning.

Apr 17 22:24:37 server sshd[5739]: Failed password for invalid user ef from 129.211.111.239 port 55774 ssh2
Apr 17 22:30:20 server sshd[6705]: Failed password for invalid user space from 129.211.111.239 port 34856 ssh2
Apr 17 22:35:54 server sshd[7608]: Failed password for root from 129.211.111.239 port 42144 ssh2

SSH Brute-Force attacks

Mar 20 06:01:03 webhost01 sshd[16766]: Failed password for root from 129.211.111.239 port 33546 ssh2
...

Mar 19 04:44:37 server1 sshd\[19829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239  user=root
Mar 19 04:44:39 server1 sshd\[19829\]: Failed password for root from 129.211.111.239 port 51258 ssh2
Mar 19 04:49:27 server1 sshd\[21130\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239  user=root
Mar 19 04:49:29 server1 sshd\[21130\]: Failed password for root from 129.211.111.239 port 59658 ssh2
Mar 19 04:54:27 server1 sshd\[22366\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239  user=root
...

Automatic report - Port Scan

Mar 13 22:09:22 v22018076622670303 sshd\[22052\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239  user=root
Mar 13 22:09:25 v22018076622670303 sshd\[22052\]: Failed password for root from 129.211.111.239 port 45126 ssh2
Mar 13 22:16:26 v22018076622670303 sshd\[22119\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239  user=root
...

Mar  4 11:35:47 lock-38 sshd[24011]: Failed password for invalid user admin from 129.211.111.239 port 33926 ssh2
Mar  4 11:50:35 lock-38 sshd[24046]: Failed password for invalid user a from 129.211.111.239 port 52362 ssh2
Mar  4 12:01:52 lock-38 sshd[24087]: Failed password for invalid user jack from 129.211.111.239 port 33540 ssh2
...

2020-02-25T08:10:53.274144shield sshd\[6885\]: Invalid user carlos from 129.211.111.239 port 56362
2020-02-25T08:10:53.279016shield sshd\[6885\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239
2020-02-25T08:10:55.474162shield sshd\[6885\]: Failed password for invalid user carlos from 129.211.111.239 port 56362 ssh2
2020-02-25T08:17:26.004044shield sshd\[8830\]: Invalid user staff from 129.211.111.239 port 45226
2020-02-25T08:17:26.008499shield sshd\[8830\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.111.239

sshd jail - ssh hack attempt

[2020-09-30 04:31:45] NOTICE[1159][C-00003d3a] chan_sip.c: Call from '' (23.102.159.50:54019) to extension '512342180803' rejected because extension not found in context 'public'.
[2020-09-30 04:31:45] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-30T04:31:45.781-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="512342180803",SessionID="0x7fcaa03c7fb8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/23.102.159.50/54019",ACLName="no_extension_match"
[2020-09-30 04:34:31] NOTICE[1159][C-00003d3d] chan_sip.c: Call from '' (23.102.159.50:62670) to extension '412342180803' rejected because extension not found in context 'public'.
[2020-09-30 04:34:31] SECURITY[1198] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-30T04:34:31.836-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="412342180803",SessionID="0x7fcaa03c7fb8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/23.102.159.5
...

Sep 30 22:52:15 gw1 sshd[7649]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.172.199.83
Sep 30 22:52:17 gw1 sshd[7649]: Failed password for invalid user vyos from 52.172.199.83 port 41792 ssh2
...

Sep 30 14:44:24 rancher-0 sshd[386601]: Invalid user lisa from 188.166.23.215 port 50250
...

Oct  1 02:15:02 itv-usvr-01 sshd[12668]: Invalid user netflow from 182.61.29.203
Oct  1 02:15:02 itv-usvr-01 sshd[12668]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.29.203
Oct  1 02:15:02 itv-usvr-01 sshd[12668]: Invalid user netflow from 182.61.29.203
Oct  1 02:15:04 itv-usvr-01 sshd[12668]: Failed password for invalid user netflow from 182.61.29.203 port 47360 ssh2

Sep 30 14:56:33 XXXXXX sshd[5666]: Invalid user zaq12wsx from 128.199.212.15 port 38194

Sep 30 16:59:24 plex-server sshd[1048582]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.120.28.19 
Sep 30 16:59:24 plex-server sshd[1048582]: Invalid user support from 185.120.28.19 port 45462
Sep 30 16:59:26 plex-server sshd[1048582]: Failed password for invalid user support from 185.120.28.19 port 45462 ssh2
Sep 30 17:01:48 plex-server sshd[1049599]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.120.28.19  user=root
Sep 30 17:01:50 plex-server sshd[1049599]: Failed password for root from 185.120.28.19 port 54428 ssh2
...

2020-09-30T20:12:05.368553abusebot-8.cloudsearch.cf sshd[30512]: Invalid user caja from 183.101.8.110 port 40446
2020-09-30T20:12:05.375780abusebot-8.cloudsearch.cf sshd[30512]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.101.8.110
2020-09-30T20:12:05.368553abusebot-8.cloudsearch.cf sshd[30512]: Invalid user caja from 183.101.8.110 port 40446
2020-09-30T20:12:07.645508abusebot-8.cloudsearch.cf sshd[30512]: Failed password for invalid user caja from 183.101.8.110 port 40446 ssh2
2020-09-30T20:15:25.054040abusebot-8.cloudsearch.cf sshd[30523]: Invalid user sambauser from 183.101.8.110 port 57050
2020-09-30T20:15:25.061591abusebot-8.cloudsearch.cf sshd[30523]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.101.8.110
2020-09-30T20:15:25.054040abusebot-8.cloudsearch.cf sshd[30523]: Invalid user sambauser from 183.101.8.110 port 57050
2020-09-30T20:15:26.453247abusebot-8.cloudsearch.cf sshd[30523]: F
...

SSH_attack

Brute force attempt on PBX

1601412067 - 09/29/2020 22:41:07 Host: 165.227.2.193/165.227.2.193 Port: 113 TCP Blocked

1601412073 - 09/29/2020 22:41:13 Host: 14.244.141.129/14.244.141.129 Port: 445 TCP Blocked

2020-09-30T19:46:59.147147shield sshd\[28903\]: Invalid user target from 78.42.135.172 port 41396
2020-09-30T19:46:59.156556shield sshd\[28903\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=hsi-kbw-078-042-135-172.hsi3.kabel-badenwuerttemberg.de
2020-09-30T19:47:01.685746shield sshd\[28903\]: Failed password for invalid user target from 78.42.135.172 port 41396 ssh2
2020-09-30T19:51:09.724462shield sshd\[29453\]: Invalid user admin from 78.42.135.172 port 49018
2020-09-30T19:51:09.736018shield sshd\[29453\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=hsi-kbw-078-042-135-172.hsi3.kabel-badenwuerttemberg.de

2020-09-30T18:34:53.493805abusebot-4.cloudsearch.cf sshd[9628]: Invalid user windows from 123.140.114.196 port 51902
2020-09-30T18:34:53.500557abusebot-4.cloudsearch.cf sshd[9628]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.140.114.196
2020-09-30T18:34:53.493805abusebot-4.cloudsearch.cf sshd[9628]: Invalid user windows from 123.140.114.196 port 51902
2020-09-30T18:34:55.470130abusebot-4.cloudsearch.cf sshd[9628]: Failed password for invalid user windows from 123.140.114.196 port 51902 ssh2
2020-09-30T18:38:56.267409abusebot-4.cloudsearch.cf sshd[9639]: Invalid user firefart from 123.140.114.196 port 58772
2020-09-30T18:38:56.274807abusebot-4.cloudsearch.cf sshd[9639]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.140.114.196
2020-09-30T18:38:56.267409abusebot-4.cloudsearch.cf sshd[9639]: Invalid user firefart from 123.140.114.196 port 58772
2020-09-30T18:38:57.938431abusebot-4.cloudsearch.cf 
...

 TCP (SYN) 39.86.64.209:52422 -> port 23, len 44

2020-09-30T03:57:06.756289beta postfix/smtpd[24561]: warning: unknown[119.8.148.180]: SASL LOGIN authentication failed: authentication failure
2020-09-30T03:57:10.237301beta postfix/smtpd[24558]: warning: unknown[119.8.148.180]: SASL LOGIN authentication failed: authentication failure
2020-09-30T03:57:13.958874beta postfix/smtpd[24561]: warning: unknown[119.8.148.180]: SASL LOGIN authentication failed: authentication failure
...