Malicious actors have created fake USB video class drivers that open a reverse shell. Since your webcam is a USB device, a compromised driver can report video feeds to a remote server without the LED turning on (vulnerable on very old USB 1.1 cameras).
Specifically optimized for older operating systems like Windows XP and Windows 7, where modern software might fail due to .NET framework requirements. Risks and Considerations webcam 5 xp repack
Customized versions can sometimes be less stable than the original releases due to the additional components. Malicious actors have created fake USB video class