Websites that host user-generated adult content frequently use similar naming conventions for tracking.
Many creators use Twitter/X or Instagram to post trailers or links to their content, which might align with the date in the filename.
For more information regarding content creators, video platforms, or media files of this nature, you might explore the following:
Tools that index and catalog media files.
The filename "vpsxxx1-31-10-2020-1174850237-happy-halloween.mp4" indicates a digital media file, likely an adult-oriented video, produced for Halloween 2020 by a specific content creator or platform. Due to the lack of access to the file content, specific details regarding actors or themes cannot be determined, though the name suggests it is a recorded, dated scene.