C# copy file to remote shared folder

public class Utilities
{
        System.Runtime.InteropServices.DllImport("advapi32.DLL", SetLastError = true)]
        public static extern int LogonUser(string lpszUsername, string lpszDomain, string lpszPassword, int dwLogonType, int dwLogonProvider, ref IntPtr phToken);
    
        public static void CopyFile2RemoteFolder(string from, string to, string username, string domain, string password)
        {
            IntPtr tokenHandle = new IntPtr(0);
            int returnValue = LogonUser(username, domain, password, 2, 0, ref tokenHandle);
            if (returnValue == -1)throw new Exception("Logon failed."); 

            System.Security.Principal.WindowsImpersonationContext impersonatedUser = null;
            System.Security.Principal.WindowsIdentity wid = new System.Security.Principal.WindowsIdentity(tokenHandle);
            impersonatedUser = wid.Impersonate(); 

            System.IO.File.Copy(from, to, true);
            impersonatedUser.Undo(); 
        }    

}

class Program
    {
        static void Main(string[] args)
        {
            // test copy file from local to remote share folder
            string local = @"D:\folder\filename.log";
            string to = @"\\sharedfolder\filename.log";
            Utilities.CopyFile2RemoteFolder(local, to, "username", "domain", "password");
        }
    }