Interium3.dll -

Dynamic link library (DLL) - Windows Client - Microsoft Learn

Because such files are frequently flagged as "malicious" or "unsafe" due to how they inject code into other processes, users should exercise extreme caution when downloading or executing them. General Guide for Handling Custom DLLs INTERIUM3.dll

Are you trying to the file or compile it from source code? Dynamic link library (DLL) - Windows Client -