stegomedium

Radio Signal

hackerlab

Task: WAV file with unknown radio station audio. Solution: Identified SSTV Robot 36 mode signal, implemented custom zero-crossing decoder to extract hidden image containing the flag.

$ ls tags/ techniques/

sstv radio signal_processing robot36

zero_crossingfrequency_detectionimage_processing

Analysis

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

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