Files with common extensions like .mp4 can sometimes be used to mask malicious scripts. Use a tool like VirusTotal to scan the file.
If you found this file in a shared directory or received it from an unknown source, please consider the following: b5_120.mp4
You can use tools like ExifTool to see when and where the video was recorded, which might clarify its origin. Files with common extensions like
"B5" often refers to a building floor (Basement 5) or a specific camera zone, while "120" might indicate a timestamp or sequence number. b5_120.mp4