Dgmsactivatorexe
The name implies an "activator." Many piracy groups use custom-named executables to bypass software licenses (Adobe, Microsoft Office, WinRAR, etc.). If you downloaded a crack, keygen, or patch from a torrent site, this file may have been bundled as the "activation tool."
Common detection names:
Press Win + R, type regedit, and delete the following if found: dgmsactivatorexe