The "002" prefix suggests it is the second file in a sequence, likely generated by a camera system, a screen recording tool, or a batch processing script.
Do you have any on where you found this file name or what the video content actually shows? 002_Gj5KhoWd77yQLUth.mp4
Strings like "Gj5KhoWd77yQLUth" are frequently part of the unique URLs used by services like Google Drive, Dropbox, or private content delivery networks (CDNs). The "002" prefix suggests it is the second
Because the name is randomized, it is often used to prevent people from guessing the file's location or content without a direct link. likely generated by a camera system