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By altering the "atoms" or "boxes" (root-level data segments) of the MP4 structure, the file provides contradictory information about its length or bitrate. For instance, a file might report itself as 3 seconds long while internal data suggests nearly 5 minutes.

Some crashes occur because the hardware (GPU) stops decoding the malformed video data while the application (Discord) continues waiting for it, causing a freeze. Is it a Virus? full.mp4

These videos use a technique called to manipulate the file's binary data in ways that confuse the media player. By altering the "atoms" or "boxes" (root-level data