Right-click the file to see "Date Created" or "Origin URL" (if downloaded via browser).
Look through your browser downloads or chat history for the exact time you received it. To help you figure out what this is: Did you download this from a specific app? Do you need help opening or converting the file? 2GLmCQskwWgI8H63.mp4
Since this specific string does not appear in public databases or viral video archives, you can try the following: Right-click the file to see "Date Created" or