May 11 07:53:20 dev0-dcde-rnet sshd[22624]: Failed password for root from 159.65.155.69 port 55582 ssh2
May 11 08:00:16 dev0-dcde-rnet sshd[22666]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.155.69
May 11 08:00:18 dev0-dcde-rnet sshd[22666]: Failed password for invalid user jboss from 159.65.155.69 port 36022 ssh2

Port probing on unauthorized port 1433

May 11 02:50:24 ny01 sshd[3670]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.135.26
May 11 02:50:26 ny01 sshd[3670]: Failed password for invalid user hadoop from 80.211.135.26 port 32778 ssh2
May 11 02:52:43 ny01 sshd[3942]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.135.26

May 10 19:37:05 auw2 sshd\[18311\]: Invalid user cus from 139.178.86.204
May 10 19:37:05 auw2 sshd\[18311\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.178.86.204
May 10 19:37:08 auw2 sshd\[18311\]: Failed password for invalid user cus from 139.178.86.204 port 52402 ssh2
May 10 19:40:59 auw2 sshd\[18601\]: Invalid user user from 139.178.86.204
May 10 19:40:59 auw2 sshd\[18601\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.178.86.204

2020-05-11T00:19:55.853856linuxbox-skyline sshd[82105]: Invalid user mp3 from 119.29.173.247 port 46162
...

May 11 10:07:50 pkdns2 sshd\[59345\]: Invalid user cristopher from 140.143.167.2May 11 10:07:52 pkdns2 sshd\[59345\]: Failed password for invalid user cristopher from 140.143.167.2 port 39408 ssh2May 11 10:12:25 pkdns2 sshd\[59599\]: Invalid user guest10 from 140.143.167.2May 11 10:12:27 pkdns2 sshd\[59599\]: Failed password for invalid user guest10 from 140.143.167.2 port 60474 ssh2May 11 10:16:51 pkdns2 sshd\[59826\]: Invalid user miner from 140.143.167.2May 11 10:16:53 pkdns2 sshd\[59826\]: Failed password for invalid user miner from 140.143.167.2 port 53308 ssh2
...

...

1589169182 - 05/11/2020 05:53:02 Host: 113.187.45.86/113.187.45.86 Port: 445 TCP Blocked

May 11 08:24:04 OPSO sshd\[30106\]: Invalid user oracle from 198.23.148.137 port 40706
May 11 08:24:04 OPSO sshd\[30106\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.23.148.137
May 11 08:24:06 OPSO sshd\[30106\]: Failed password for invalid user oracle from 198.23.148.137 port 40706 ssh2
May 11 08:28:00 OPSO sshd\[30583\]: Invalid user kuai from 198.23.148.137 port 48762
May 11 08:28:00 OPSO sshd\[30583\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.23.148.137

May 10 22:53:45 server1 sshd\[28505\]: Failed password for root from 198.23.130.4 port 46006 ssh2
May 10 22:57:37 server1 sshd\[29724\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.23.130.4  user=root
May 10 22:57:39 server1 sshd\[29724\]: Failed password for root from 198.23.130.4 port 53934 ssh2
May 10 23:01:31 server1 sshd\[30849\]: Invalid user oracle from 198.23.130.4
May 10 23:01:31 server1 sshd\[30849\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.23.130.4 
...

[2020-05-11 03:04:22] NOTICE[1157] chan_sip.c: Registration from '' failed for '185.147.213.14:56306' - Wrong password
[2020-05-11 03:04:22] SECURITY[1173] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-05-11T03:04:22.299-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="4256",SessionID="0x7f5f106f5588",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.147.213.14/56306",Challenge="6174cda7",ReceivedChallenge="6174cda7",ReceivedHash="88128ebe213e34186df0782a5733d6b5"
[2020-05-11 03:09:51] NOTICE[1157] chan_sip.c: Registration from '' failed for '185.147.213.14:51559' - Wrong password
[2020-05-11 03:09:51] SECURITY[1173] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-05-11T03:09:51.509-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="8277",SessionID="0x7f5f10905838",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.147.21
...

May 11 05:50:25 inter-technics sshd[24777]: Invalid user user03 from 139.155.6.26 port 59262
May 11 05:50:25 inter-technics sshd[24777]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.6.26
May 11 05:50:25 inter-technics sshd[24777]: Invalid user user03 from 139.155.6.26 port 59262
May 11 05:50:27 inter-technics sshd[24777]: Failed password for invalid user user03 from 139.155.6.26 port 59262 ssh2
May 11 05:53:04 inter-technics sshd[24946]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.6.26  user=root
May 11 05:53:06 inter-technics sshd[24946]: Failed password for root from 139.155.6.26 port 37762 ssh2
...

May 11 09:13:27 ift sshd\[16330\]: Failed password for root from 171.61.88.249 port 47656 ssh2May 11 09:15:08 ift sshd\[16771\]: Failed password for invalid user admin from 171.61.88.249 port 58044 ssh2May 11 09:15:28 ift sshd\[16830\]: Invalid user vinci from 171.61.88.249May 11 09:15:30 ift sshd\[16830\]: Failed password for invalid user vinci from 171.61.88.249 port 33378 ssh2May 11 09:15:51 ift sshd\[16840\]: Invalid user user from 171.61.88.249
...

May 11 06:23:41 vps sshd[185508]: Failed password for invalid user i from 58.33.35.82 port 2230 ssh2
May 11 06:27:38 vps sshd[204790]: Invalid user hong from 58.33.35.82 port 2231
May 11 06:27:38 vps sshd[204790]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.33.35.82
May 11 06:27:41 vps sshd[204790]: Failed password for invalid user hong from 58.33.35.82 port 2231 ssh2
May 11 06:31:37 vps sshd[223596]: Invalid user test1 from 58.33.35.82 port 2232
...

firewall-block, port(s): 5060/udp