stegoPromedium

Лисичка (Fox)

hackerlab

Task: PNG image with hidden data not found by standard LSB tools. Solution: Extracted bit 2 of the green channel to reveal the flag as white text on black background.

steganography image_analysis png pillow numpy bit_plane green_channel non_lsb

Bit plane analysis beyond LSB (bit 0)Color channel separation and analysisHigher bit plane extraction (bit 2)

$ ls tags/ techniques/

steganography image_analysis png pillow numpy bit_plane green_channel non_lsb

Bit plane analysis beyond LSB (bit 0)Color channel separation and analysisHigher bit plane extraction (bit 2)

Analysis

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

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