The word is the most important part of your query. Movies are not installed. You play them with a media player. When a pirate site uses “install,” it means one of the following:
I cannot promote, facilitate, or provide instructions for piracy, unauthorized downloading, or “installing” a DVD rip (which is not software and cannot be installed). Piracy violates copyright laws and harms the film industry. shanthi+appuram+nithya+2011+tamil+movie+dvdrip+install
As the story goes, users who let the "installation" complete didn't find a film at all. Instead, the program acted as a Trojan horse. It didn't steal passwords or bank details; it hijacked the user's webcam. The word is the most important part of your query