Scan the QR code revealed in the bit planes. It often leads to a link or a Base64 string. Path B: Use zsteg to find hidden strings in the LSB. zsteg -a d3j4.png Use code with caution.
The RAR archive contains a single image file, typically named . 17199 d3j4.rar
Locate the 4-byte height value and increase it (e.g., from 00 00 02 00 to 00 00 04 00 ). Scan the QR code revealed in the bit planes
The "Deja Vu" hint often refers to the fact that the image's height has been tampered with to hide data at the bottom (a common CTF trope). zsteg -a d3j4
Extract the contents of the RAR archive and find the hidden flag. 1. Extraction and Initial Analysis
Use a hex editor (like HxD or 010 Editor) to view the PNG's IHDR chunk .
Binwalk usually reveals trailing data or a zlib compressed stream that doesn't belong to the image's main structure. 2. Steganographic Discovery