0 Forensic Sanity Check - CTF Challenge Writeup

Challenge Information

• Name: 0 Forensic Sanity Check
• Points: 10
• Category: Forensic
• Objective: A basic sanity check challenge meant to ensure players can access and retrieve files from a shared forensic resource. Serves as a warm-up to verify setup and tool readiness.

Solution

1. Access the Provided Resource

• Navigate to the shared Google Drive folder:
  Forensic Challenge Files

2. Locate the Flag

• Within the folder, a file named flag.txt is clearly visible.
• Download and open the file to reveal the flag.

Flag

The flag for this challenge is:
prelim{warming_up_your_forensics_skills_for_real}

Summary

The “0 Forensic Sanity Check” challenge is a simple introductory task designed to verify that participants are able to access external resources and interact with basic forensic files. No analysis or tools are needed — just a functional internet connection and a browser.