: Data might be encoded in the audio bits, requiring a script to extract. 4. File Header Verification Ensure the file is actually an MP4.
: Run strings JUQ-071-CS.mp4 to look for readable text or flags hidden in the binary code. JUQ-071-CS.mp4
: Check the "Magic Bytes." An MP4 should typically start with 00 00 00 18 66 74 79 70 (ftyp). If it doesn't, the extension may have been changed to trick the investigator. : Data might be encoded in the audio
: Open the audio in Audacity and switch to "Spectrogram" view. Attackers often hide text or QR codes in the frequency waves. JUQ-071-CS.mp4