To research this safely, you could look into cyber security papers on "Malware distribution via video game piracy archives."
If you are looking at this specific .zip file because you downloaded it or found it on a file-sharing site: File: Dark.Messiah.of.Might.and.Magic.zip ...
If your interest lies in the computer science behind game files and how massive interactive worlds are packed into archives like .zip , .vpk , or .pak , you can look into the research on game data structures. To research this safely, you could look into
Academics and game critics frequently reference Dark Messiah when writing about physical, physics-driven combat in games (such as its famous "kick" mechanic and use of spikes). On the compressibility of large-scale source code datasets
If you want to read or write a paper focusing on Dark Messiah of Might and Magic as a landmark piece of video game software, you should look into the history of its developer, .
On the compressibility of large-scale source code datasets - HAL