HackTheBox Infiltration Writeup

Explore the basics of cybersecurity in the Infiltration Challenge on Hack The Box. This easy-level Challenge introduces encryption reversal and file handling concepts in a clear and accessible way, perfect for beginners.

https://app.hackthebox.com/challenges/83

Description

Can you find something to help you break into the company ‘Evil Corp LLC’. Recon social media sites to see if you can find any useful information.

Analysis

A Google search for “evil corp llc” leads to a LinkedIn profile with the base64-encoded string “WW91IGNhbiBkbyB0aGlzLCBrZWVwIGdvaW5nISEh”. Decoding it reveals: “You can do this, keep going!!!” The next result directs to Eryn McMahon’s Instagram, where one post with numerous comments about the flag stands out. Zooming in on the image uncovers the flag.

Summary

The Infiltration Challenge on Hack The Box is an easy-level OSINT challenge that guides participants through digital reconnaissance of ‘Evil Corp LLC’ using social media. By decoding a base64 message from LinkedIn and analyzing an Instagram post by Eryn McMahon, participants uncover a hidden flag in an image, demonstrating essential skills in social engineering and data analysis for cybersecurity.