The "downloader" provided in the link may contain Trojans, ransomware, or crypto-miners. Because the file name uses a popular game and a trusted group name like "RELOADED," it preys on users who are looking for free content and may have their guard down. How to Safely Update Assassin’s Creed IV: Black Flag
There is no logical reason for a software update or a game crack to be packaged as an .epub file. Assassins Creed IV Black Flag Update V1 05-RELOADED.epub
This is the most critical part. An .epub file is an e-book format (Electronic Publication). Why an .epub Extension is a Major Red Flag The "downloader" provided in the link may contain
are typically .exe (executable) or .msi (installer) files. Assassins Creed IV Black Flag Update V1 05-RELOADED.epub