Discussion — Any questions? Ask and discuss freely in the community.
Hack The Box active 303 views

HTB Enigma Writeup

Hack The Box Enigma machine overview: NFS enumeration, OpenSTAManager RCE, credential harvesting and cracking, and an OliveTin privesc. Steps after retirement.

Enigma
Easy active Hack The Box
Enigma completion
Protected while the machine is active

Due to Hack The Box policies this walkthrough is not publicly served until Enigma retires. See the official HTB writeup guidelines.

Machine profile

Platform
Hack The Box
Machine
Enigma
Difficulty
Easy
Published
Status
active

Enigma is an easy-difficulty Linux machine from Hack The Box whose reconnaissance starts with a file share rather than a web server, which makes it a useful change of pace from the web-heavy boxes.

The skill areas are network file share enumeration, credential management services, remote code execution in a third-party application, credential and secret recovery, password cracking, and Linux privilege escalation through a self-hosted administration tool. Much of the useful information on this box arrives in files rather than in a browser, which is a good habit to build.

It suits readers who want a clean introduction to share-based enumeration, service default credentials, and password recovery, and it rewards careful reading of configuration output rather than aggressive exploitation. The final escalation is a configuration mistake in a third-party control panel rather than a kernel or service exploit, which keeps it realistic and repeatable.

What this machine covers

Vulnerabilities

Software, services & tooling

NFS Enumeration OpenSTAManager OliveTin Rustscan Nmap

Techniques & attack classes

OpenSTAManager RCE Credential Cracking OliveTin Privilege Escalation Linux Privilege Escalation

What the finished writeup contains

When Enigma retires, the complete walkthrough publishes here unchanged — every command, output and screenshot from the actual box, in the order it was solved.

  1. Reconnaissance Port scanning, service fingerprinting and attack-surface mapping
  2. Initial foothold The first authenticated or unauthenticated execution path
  3. Enumeration Deeper inspection of the exposed services and their configuration
  4. Exploitation Chaining the weaknesses found into a working exploit
  5. Credential recovery Secrets, keys and hashes, and how they were obtained
  6. Privilege escalation The route from the foothold account to a root shell
  7. Flags User and root flag capture

303 views on this machine so far — demand is tracked, and the walkthrough publishes the moment the box retires.

Why is this walkthrough protected right now?

No active-machine solution, flag, credential, exploit chain or private asset appears on this public page. Only the machine's profile, the topics it covers and a description of what the finished writeup will contain are published while the box is live.

Topics: NFS Enumeration, OpenSTAManager, OpenSTAManager RCE, CVE-2025-69212, Credential Cracking, OliveTin, OliveTin Privilege Escalation, Linux Privilege Escalation, Rustscan, Nmap

Comments