: Extremely small files with an .mp4 extension may actually be disguised executables or scripts.
Do you have on where this file originated or what specific information you are looking for within it? How Malicious MP4 Files Threaten Security and Reputation 587975985037-5394290777997 Nips.mp4
: If you received this file from an unknown source or a suspicious link, run it through a malware scanner like VirusTotal before opening. : Extremely small files with an