ターゲット // Zino
PlatformOffSec Proving Grounds
OSLinux
DifficultyMedium
IP192.168.206.64

Enumeration

Nmap

▶ Nmap output
PORT     STATE SERVICE VERSION
21/tcp   open  ftp     vsftpd 3.0.3
22/tcp   open  ssh     OpenSSH 7.9p1 Debian 10+deb10u2 (protocol 2.0)
139/tcp  open  netbios-ssn Samba smbd 3.X - 4.X (workgroup: WORKGROUP)
445/tcp  open  netbios-ssn Samba smbd 4.9.5-Debian (workgroup: WORKGROUP)
3306/tcp open  mysql   MariaDB (host not allowed)
8003/tcp open  http    Apache httpd 2.4.38

A Debian box with a broad surface. FTP has no anonymous login, MySQL rejects remote connections (localhost-only MariaDB), and SSH is a dead end without creds. That leaves the web app on 8003 and the open SMB shares.