Malicious files sometimes use double extensions like .mp4.exe to trick users into running a program instead of watching a video.
In some cases, files that look like MP4s (especially those found in ZIP or RAR archives) can be dangerous. 8327mp4
Before we dive into the "8327" of it all, let's look at the container. An is the world's most popular digital multimedia container. Think of it as a wrapper that holds video, audio, subtitles, and images all in one place. Malicious files sometimes use double extensions like