Fcm64dll

Ubisoft's Dunia Engine

The file fcm64.dll (often appearing as FC_m64.dll ) is a core Dynamic Link Library file used by . It is primarily associated with the Far Cry video game series, including Far Cry 4 , Far Cry 5 , and Far Cry New Dawn . 🛠️ Common Fixes for Errors

Essay: FCM64DLL

Possible Origin: fcm64.dll is often associated with Fog Creek Copilot (a remote desktop/IT support tool), or sometimes with certain VPN or security software. The "64" indicates a 64-bit dynamic link library.
Common Context: It may appear in system processes, as a legitimate driver/helper library for remote access software.
Potential Concern: If you found this file in an unusual location (e.g., %TEMP%, a downloads folder, or a non-program directory), or if your antivirus flagged it, it could be malware disguised with a similar name. Some trojans use names that resemble legitimate DLLs.

Rename the file (e.g., fcm64dll.bak) and monitor for errors.
Use Process Monitor to see what calls it.