This is the most immediate and dangerous risk. A security analysis of a recent version of "Loader.exe" found it had a , with 43% of antivirus engines detecting it. This particular sample was flagged as containing spyware with the ability to:
Install backdoors, allowing hackers remote access to your computer. 2. System Instability windows loader windows 8.1 pro build 9600
This is a double-edged sword. Yes, Microsoft no longer supports Windows 8.1. But if you rely on a loader, you cannot even apply the last cumulative update rollup without risking deactivation. You are running a 10+ year old OS with known, unpatched vulnerabilities (like EternalBlue, BlueKeep, etc.) that modern malware actively scans for. This is the most immediate and dangerous risk