靶机下载地址：https://hackmyvm.eu/machines/machine.php?vm=HackingToys
扫描端口，开了22和3000.
nmap -sV -sC -Pn -oN port.log 192.168.56.123
...
PORT STATE SERVICE VERSION
22/tcp open ssh OpenSSH 9.2p1 Debian 2+deb12u2 (protocol 2.0)
| ssh-hostkey:
| 256 e7:ce:f2:f6:5d:a7:47:5a:16:2f:90:07:07:33:4e:a9 (ECDSA)
|_ 256 09:db:b7:e8:ee:d4:52:b8:49:c3:cc:29:a5:6e:07:35 (ED25519)
3000/tcp open ssl/ppp?
|_ssl-date: TLS randomness does not represent time
| ssl-cert: Subject: organizationName=Internet Widgits Pty Ltd/stateOrProvinceName=Some-State/countryName=FR
| Not valid before: 2024-05-20T15:36:20
|_Not valid after: 2038-01-27T15:36:20
...