In response to the threat of digital piracy, the film and entertainment industries, along with technology companies, have implemented various anti-piracy measures. These include:

The specific string in your query appears to be a standard naming convention for digital media files often found on torrent or file-sharing sites. 720p: High-definition resolution. HEVC (H.265): High-efficiency video compression.

The file you are referring to is for the 2017 horror film Unhinged

If you’ve been browsing torrent sites or file forums recently, you’ve probably spotted a particular file floating around: