stegoPromedium

Standoff 12 Team Photo

hackerlab

Task: Extract hidden message from PNG image of Standoff 12 winning team. Solution: Analyzed pixel values (range 0-3), identified 2-bit LSB steganography, extracted 6 bits per pixel with reverse bit order assembly.

steganography image_analysis python lsb png pillow numpy 2bit_lsb pixel_extraction

LSB steganography with 2 bits per channelReverse bit order assemblyPixel value range analysis

$ ls tags/ techniques/

steganography image_analysis python lsb png pillow numpy 2bit_lsb pixel_extraction

LSB steganography with 2 bits per channelReverse bit order assemblyPixel value range analysis

Analysis

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$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

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