options.Impersonation = ImpersonationLevel.Impersonate;
options.Authentication = AuthenticationLevel.Default;
options.Username = userName;
options.Password = password;
options.Authority = null;
options.EnablePrivileges = true;
ManagementScope scope = new ManagementScope(path, options);
scope.Connect();

// Create the process
using (ManagementClass process = new ManagementClass("Win32_Process"))
{
    ConnectionOptions conn = new ConnectionOptions();

    conn.Username = "support";
    conn.Password = "password";
    process.Scope = scope;
    process.InvokeMethod("Create", commandLine);
    ManagementScope ms = new ManagementScope(@"\10.64.4.38rootcimv2", conn);
    Process g = Process.Start(@"C:\Program FilesRealVNCVNC Viewervncviewer.exe");