If you choose to walk this path, do so with your eyes open. Verify the hash, isolate the system from the internet, and never—ever—enter your Microsoft account password on that machine. For the rest of the world, Windows 10 or Linux Mint will serve you better.
Use a tool like 7-Zip to extract the /sources/install.wim or /sources/install.esd . Then, scan that file with Windows Defender (offline) or a second-opinion scanner like Malwarebytes. A clean ISO should not trigger any heuristic detections beyond the “HackTool” flag for the activator. Win7 Sp1 32 64 En Faxcool Iso Mediafile
The link led to a dusty folder. As the download bar crawled across the screen, it felt like downloading a time machine. 32-bit (x86) for the ancient netbooks. 64-bit (x64) for the "modern" rigs. If you choose to walk this path, do so with your eyes open