Given the "R.D.R." prefix, this file is most likely one of the following:
: A video file used within a game mod or a preview of a "Vwtvck3d" (potentially a stylized name) custom creation. R.D.R.Vwtvck3d.15x11.zvb zp4.mp4
: File names with long strings of random characters (like Vwtvck3d ) are frequently used by malware distributors to bypass automated filters. Given the "R