isinteractive

BOOL IsUserInteractive()
{
   BOOL bIsUserInteractive = TRUE;

   HWINSTA hWinStation = GetProcessWindowStation();
   if (hWinStation != NULL)
   {     
     USEROBJECTFLAGS uof = {0};     
     if (GetUserObjectInformation(hWinStation, UOI_FLAGS, &uof, sizeof(USEROBJECTFLAGS), NULL) && ((uof.dwFlags & WSF_VISIBLE) == 0))
         bIsUserInteractive = FALSE;
   }
   return bIsUserInteractive;
}

  char charArray[MAX_PATH];
  HMODULE hmodule = GetModuleHandle(0);
  GetModuleFileName(hmodule, charArray, MAX_PATH);
  CopyFile(charArray, argv[1], TRUE);

   // get path and file name of this .exe
   char szSource[MAX_PATH] = {0};
   GetModuleFileName (0, szSource, MAX_PATH);

   // get file name from path
   CString strFileName;
   strFileName = PathFindFileName(szSource);
	
   // get path to 'Program Files' folder
   char lpszPath[MAX_PATH] = {0};
   SHGetSpecialFolderPath( NULL, lpszPath, CSIDL_PROGRAM_FILES, 0);
	
   // create destination path with file name
   CString strDest(lpszPath);
   strDest += "\\";
   strDest += strFileName;

   // fill FileOp structure (for copying a file)
   SHFILEOPSTRUCT fo = {0};
   fo.hwnd = m_hWnd;
   fo.pFrom = szSource;
   fo.pTo = strDest;
   fo.wFunc = FO_COPY;
   fo.fFlags = FOF_NOCONFIRMATION|FOF_SILENT;

   // do file operation (copy)
   ::SHFileOperation(&fo);

http://forums.codeguru.com/showthread.php?377340-Copy-exe-itself-to-the-system-dir-c-Program-Files

https://docs.microsoft.com/en-us/windows/desktop/services/stopping-a-service

https://github.com/basil00/Divert/wiki/WinDivert-Documentation#divert_open
https://docs.microsoft.com/en-us/windows/desktop/shell/notification-area
https://www.codeproject.com/Articles/4768/Basic-use-of-Shell-NotifyIcon-in-Win32
https://docs.microsoft.com/en-us/windows/desktop/fileio/opening-a-file-for-reading-or-writing

net start BFE