Hack The Box — Lame

Nmap scan

  • sV → service version
  • O → OS detection
  • T4 → Increase the speed
  • oG → get the output in gnmap format (we will know later why we need this format)
Nmap scan report for
Host is up (0.15s latency).
Not shown: 996 filtered ports
21/tcp open ftp vsftpd 2.3.4
|_ftp-anon: Anonymous FTP login allowed (FTP code 230)
| ftp-syst:
| FTP server status:
| Connected to
| Logged in as ftp
| No session bandwidth limit
| Session timeout in seconds is 300
| Control connection is plain text
| Data connections will be plain text
| vsFTPd 2.3.4 - secure, fast, stable
|_End of status
22/tcp open ssh OpenSSH 4.7p1 Debian 8ubuntu1 (protocol 2.0)
| ssh-hostkey:
| 1024 60:0f:cf:e1:c0:5f:6a:74:d6:90:24:fa:c4:d5:6c:cd (DSA)
|_ 2048 56:56:24:0f:21:1d:de:a7:2b:ae:61:b1:24:3d:e8:f3 (RSA)
139/tcp open netbios-ssn Samba smbd 3.X - 4.X (workgroup: WORKGROUP)
445/tcp open netbios-ssn Samba smbd 3.0.20-Debian (workgroup: WORKGROUP)
Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port
Aggressive OS guesses: OpenWrt White Russian 0.9 (Linux 2.4.30) (92%), Linux 2.6.23 (92%), Belkin N300 WAP (Linux 2.6.30) (92%), Control4 HC-300 home controller (92%), D-Link DAP-1522 WAP, or Xerox WorkCentre Pro 245 or 6556 printer (92%), Dell Integrated Remote Access Controller (iDRAC5) (92%), Dell Integrated Remote Access Controller (iDRAC6) (92%), Linksys WET54GS5 WAP, Tranzeo TR-CPQ-19f WAP, or Xerox WorkCentre Pro 265 printer (92%), Linux 2.4.21 - 2.4.31 (likely embedded) (92%), Citrix XenServer 5.5 (Linux 2.6.18) (92%)
No exact OS matches for host (test conditions non-ideal).
Network Distance: 2 hops
Service Info: OSs: Unix, Linux; CPE: cpe:/o:linux:linux_kernel
Host script results:
|_clock-skew: mean: 4h32m23s, deviation: 3h32m10s, median: 2h02m21s
| smb-os-discovery:
| OS: Unix (Samba 3.0.20-Debian)
| Computer name: lame
| NetBIOS computer name:
| Domain name: hackthebox.gr
| FQDN: lame.hackthebox.gr
|_ System time: 2020-12-07T17:09:46-05:00
| smb-security-mode:
| account_used: guest
| authentication_level: user
| challenge_response: supported
|_ message_signing: disabled (dangerous, but default)
|_smb2-time: Protocol negotiation failed (SMB2)
TRACEROUTE (using port 21/tcp)
1 183.51 ms
2 183.70 ms
  1. Anonymous FTP login allowed (FTP code 230) means that anyone without credentials can login to ftp server and then can upload, delete, etc
  2. the services vsftpd and smb services is vulnerable so we will work on them
  3. We don’t have the smb version so we will work on it also

Getting smb version

Gaining access

Offensive Security Enthusiast — twitter @eslam3kll

Love podcasts or audiobooks? Learn on the go with our new app.

Recommended from Medium

Coding is Storytelling

Flutter Widget In Focus — DraggableScrollableSheet (Know It All)

Being a Developer in Tanzania: Challenges and Opportunities

Why Is It Important to Separate the Application from the Data in Business Access Application

R Basics

How to query on .csv and .xlsx (excel) files.

Git Bash and Unity Guide part 3

LGM-VIP’21 Internship Experience

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store
Eslam Akl

Eslam Akl

Offensive Security Enthusiast — twitter @eslam3kll

More from Medium

Hack The Box — Nibbles

Insomni’hack Teaser 2022 — ExPiltration — Forensics Challenge

SmagGrotto Walkthrough

HackTheBox Writeup — Intelligence