If you are currently experiencing issues with the Steam version, you usually don't need the old "Maluc Fix" anymore. Instead, follow these steps on the Steam Support pages:
It’s a community-made patch that replaces the outdated GFWL components with equivalents. The fix: re5 steam fix
The most critical fix for modern systems is often cited as the or the comprehensive Quality of Life Fixes available on the Resident Evil 5 Steam Community Guides Bypassing GFWL Artifacts: If you are currently experiencing issues with the