While "b062.mp4" isn't currently a famous internet mystery, the naming convention (a short alphanumeric string followed by .mp4) is typical of:
Creators of horror "unfiction" frequently use bland filenames to make a video feel like a "found" or "forbidden" file.
It frequently signals that a sensor's output is abnormal or out of range.
It is a multisampled sound often used for upbeat, orchestral, or percussive compositions. 3. The "Lost Media" or "Mystery" Angle
Drainage Stoke