Nimbus Writeup - HackTheBox
Hard
Linux
Last updated July 17, 2026 • 6 min read
Reconnaissance
Port Scan
┌──(kali㉿kali)-[~]
└─$ nmap -sV -sC -p- -T4 $TARGET_IP
PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 9.6p1 Ubuntu 3ubuntu13.16 80/tcp open http nginx 1.24.0 (Ubuntu) |_http-title: Did not follow redirect to http://nimbus.htb/
Two ports. The redirect tells us the hostname.
┌──(kali㉿kali)-[~]
└─$ echo "$TARGET_IP nimbus.htb" | sudo tee -a /etc/hosts
Protected Writeup
This has not retired yet on HackTheBox. We only publish writeups for retired machines and challenges. Once it retires, this writeup will become publicly accessible.