HackTheBox Foggy Intrusion Writeup

Explore the basics of cybersecurity in the Foggy Intrusion 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.

tcp.stream eq 3

HTTP/1.1 302 Found
Date: Fri, 13 Sep 2024 21:12:40 GMT
Server: Apache/2.4.58 (Win64) OpenSSL/3.1.3
X-Powered-By: PHP/8.1.25
Location: http://halloweencorp.htb/dashboard/
Keep-Alive: timeout=5, max=97
Connection: Keep-Alive
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8

131
dY9RS8MwFIX/ynUIyWDKZNkYTjdSW/DFKe3Ux0ttbligpjVtGTL2311a58bA+xIO37nnntwtynUJirSxxFkYYBLFb1HMBsDUB+vPTtHrni3lU9RBbCpyZ44XmSTvz3HoHY+rYKuHE1Q3Y1GWI+FGCoVVqHMxwY2oUA8bqy52ZxGhXMlAJu2RdBwsU6W9Ay4/v6uv3MA9WNpAJ/hf3wGc9GvFoUorDqE+yGjgv2FX86ywlrIaybnC9WELfpQh3nvoiCks6NTkpG6hB9fwz+YMdnBkFdWYrVO3fzlraj31P1jMfwA=

0

CyberChef

Summary

The Foggy Intrusion Challenge on Hack The Box is an easy-level challenge focused on forensics and file handling. It involves analyzing network traffic, specifically a TCP stream, to extract a base64-encoded string from an HTTP response. Using tools like CyberChef, the string is decoded and inflated, revealing useful information. This challenge helps beginners practice deconstructing network traffic and decoding encrypted data.