The zip file is a digital asset package for visual effects (VFX) artists, typically containing pre-rendered footage or 3D planes of fog and smoke for use in compositing software like After Effects or Blender.
Since you've asked for a related to this file, here is a short piece of fiction about the secrets hidden within a simple download. The Invisible Layer Download File fog_planes BY VFXMED.COM.zip
He reached for the mouse to force-quit the program, but his hand disappeared into a thick, cold cloud. On the monitor, the screaming face was now accompanied by a hand—a hand that looked exactly like Elias’s, reaching out from the digital mist, trying to find a way back to the world of the living. The zip file is a digital asset package