To help me find exactly what you're looking for, could you share (e.g., TikTok, Reddit, a specific YouTube channel) or what happens in the video ? Knowing the content or the platform will allow me to track down the lore for you.
The name follows a format often seen in "Lost Media" or "Creepypasta" stories where a user finds a corrupted file on a used hard drive. BANK-105.mp4
There are many fan-made "MP4" files within the Analog Horror community, often using generic names like FILE-105 or REC-105 . To help me find exactly what you're looking
There is currently no widely known internet mystery, horror series, or viral video specifically titled could you share (e.g.