There is no widely recognized public information or viral context regarding a file named . This specific alphanumeric string appears to be a unique or auto-generated filename, likely used by a digital camera, smartphone, or internal database.
Without the ability to view the private file directly, I can offer a general analysis of what a video file with this type of naming convention typically represents: Common Sources for This Filename
If this is a file you found or received, you can check its (Windows) or Get Info (Mac) to see the creation date, which might help you remember its origin.