Since this is a paid premium game, downloading it for free from third-party sites is piracy and dangerous. However, if you own the game, here is how the official files work.
Even if you find a working Hitman 2: Silent Assassin or Blood Money mod, you will likely face these issues: hitman 2 apk obb file download for android
The file you are likely looking for is actually: Since this is a paid premium game, downloading