Julie.mp4.mkv.mp4 -

Because Windows might hide the .exe extension, the user only sees GreatVideo.mp4 .

Believing it is a movie, the user double-clicks the file. Instead of playing a video, the computer executes the .exe program, potentially installing ransomware, spyware, or trojans. 🔍 Red Flags in the File "JULIE.mp4.mkv.mp4" JULIE.mp4.mkv.mp4

The most dangerous application of this naming convention occurs when attackers hide executable files behind harmless media extensions. Because Windows might hide the