Automatic report - Port Scan Attack

Jul 14 05:37:19 OPSO sshd\[21386\]: Invalid user amy from 134.209.233.74 port 48940
Jul 14 05:37:19 OPSO sshd\[21386\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.233.74
Jul 14 05:37:20 OPSO sshd\[21386\]: Failed password for invalid user amy from 134.209.233.74 port 48940 ssh2
Jul 14 05:42:02 OPSO sshd\[22031\]: Invalid user basti from 134.209.233.74 port 49418
Jul 14 05:42:02 OPSO sshd\[22031\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.233.74

Jul 14 05:40:27 icinga sshd[2119]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.94.49
Jul 14 05:40:29 icinga sshd[2119]: Failed password for invalid user prueba from 104.236.94.49 port 43765 ssh2
...

Jul 14 06:14:20 dev sshd\[23991\]: Invalid user ubuntu from 103.236.253.45 port 54102
Jul 14 06:14:20 dev sshd\[23991\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.236.253.45
...

v+ssh-bruteforce

\[2019-07-14 05:34:41\] NOTICE\[11540\] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '\' failed for '176.126.83.22:1394' \(callid: 595759315-1493934283-1049184539\) - Failed to authenticate
\[2019-07-14 05:34:41\] SECURITY\[3671\] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2019-07-14T05:34:41.117+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="\",SessionID="595759315-1493934283-1049184539",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/176.126.83.22/1394",Challenge="1563075281/332ff28edd356fc2b9b4278d2778e39a",Response="b6d5908eff84d24d14147b21bfcc7f3b",ExpectedResponse=""
\[2019-07-14 05:34:41\] NOTICE\[5109\] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '\' failed for '176.126.83.22:1394' \(callid: 595759315-1493934283-1049184539\) - Failed to authenticate
\[2019-07-14 05:34:41\] SECURITY\[3671\] res_security_log.c: SecurityEvent="ChallengeResponseF

Jul 14 02:30:54 localhost sshd\[32496\]: Invalid user upload from 112.166.68.193
Jul 14 02:30:54 localhost sshd\[32496\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.166.68.193
Jul 14 02:30:56 localhost sshd\[32496\]: Failed password for invalid user upload from 112.166.68.193 port 60732 ssh2
Jul 14 02:36:18 localhost sshd\[32679\]: Invalid user brook from 112.166.68.193
Jul 14 02:36:18 localhost sshd\[32679\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.166.68.193
...

Jul 14 05:41:55 icinga sshd[2308]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.235.67.48
Jul 14 05:41:57 icinga sshd[2308]: Failed password for invalid user oracle from 209.235.67.48 port 38920 ssh2
...

[portscan] Port scan

WordPress hacking :: 2019-07-08 09:58:07,924 fail2ban.actions        [883]: NOTICE  [sshd] Ban 178.128.2.28
2019-07-08 21:29:38,893 fail2ban.actions        [883]: NOTICE  [sshd] Ban 178.128.2.28
2019-07-09 05:12:04,495 fail2ban.actions        [883]: NOTICE  [sshd] Ban 178.128.2.28
2019-07-09 05:27:08,098 fail2ban.actions        [883]: NOTICE  [sshd] Ban 178.128.2.28
2019-07-09 05:42:09,594 fail2ban.actions        [883]: NOTICE  [sshd] Ban 178.128.2.28

failed_logins

Jul 14 05:57:04 hosting sshd[14254]: Invalid user drop from 79.2.9.254 port 51844
...

Jul 14 05:42:26 ubuntu-2gb-nbg1-dc3-1 sshd[4180]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.106.127
Jul 14 05:42:28 ubuntu-2gb-nbg1-dc3-1 sshd[4180]: Failed password for invalid user solaris from 139.199.106.127 port 60038 ssh2
...

Jul 14 04:41:09 mail sshd\[19215\]: Invalid user admin from 124.65.140.42\
Jul 14 04:41:11 mail sshd\[19215\]: Failed password for invalid user admin from 124.65.140.42 port 46040 ssh2\
Jul 14 04:44:02 mail sshd\[19251\]: Invalid user weblogic from 124.65.140.42\
Jul 14 04:44:04 mail sshd\[19251\]: Failed password for invalid user weblogic from 124.65.140.42 port 45314 ssh2\
Jul 14 04:46:52 mail sshd\[19263\]: Failed password for root from 124.65.140.42 port 44168 ssh2\
Jul 14 04:49:49 mail sshd\[19294\]: Invalid user shaun from 124.65.140.42\

WP Authentication failure