It often indicated that the files were pre-configured to be "burned" onto a physical CD-R or DVD-R.
Do not run it. Delete it. Then head to Steam, Rockstar, or your console store, spend less than the cost of a pizza, and install the legitimate version. Pour yourself a virtual Piña Colada, get into a stolen Infernus, and enjoy the sun-drenched, criminal paradise the way it was meant to be played: safely, legally, and utterly bug-free thanks to modern patches. GTA Vice City - Burn -Setup-.349