Based on community discussions on platforms like UnknownCheats , this specific ZIP file contains tools intended to give players an unfair advantage in DayZ.
The "1.20" in the filename typically refers to the game version it was built for. dzh 1.20.zip
The file is a software package associated with a free cheat or "hack" for the game DayZ , specifically designed for use on "pirate" or unofficial servers. dzh 1.20.zip