Microsoft provides direct links to the official installers hosted on their secure ://microsoft.com servers.
For retro gamers and developers, a better solution is to install Visual C++ versions from 2005 to 2022. A popular legitimate tool is the “Visual C++ Redistributable Runtimes All-in-One” from GitHub (search for “abbodi1406 vcredist”). This package contains official, unmodified installers from Microsoft, including the correct SP1 versions. microsoft visual c 2008 sp1 redistributable package link