public static void Main(string[] args)
{
if (args.Length < 1)
{
return;
}
string path = args[0];
_assemblyWriter = new AssemblyWriter(path);
_assembly = Assembly.LoadFrom(path);
Console.WriteLine("Unpacking..");
var stringDecrypter = new StringDecrypter(_assembly);
Memory.Hook(typeof(StackFrame).GetMethod("GetMethod", BindingFlags.Instance | BindingFlags.Public),
typeof(Program).GetMethod("HookGetMethod", BindingFlags.Instance | BindingFlags.Public));
int invokeToken = 0;
var types = _assemblyWriter.ModuleDef.GetTypes();
var typeDefs = types as IList <TypeDef> ?? types.ToList();
foreach (TypeDef typeDef in typeDefs)
{
if (typeDef.Name == "<Module>")
{
foreach (FieldDef fieldDef in typeDef.Fields)
{
if (fieldDef.FullName.Contains("<Module>::Invoke"))
{
invokeToken = fieldDef.MDToken.ToInt32();
goto exitLoop;
}
}
}
}
exitLoop:
if (invokeToken == 0)
{
throw new Exception("Couldn't find Invoke");
}
FieldInfo field = _assembly.Modules.FirstOrDefault().ResolveField(invokeToken);
var invokeField = field.GetValue(null);
MethodInfo invokeMethod = invokeField.GetType().GetMethod("Invoke");
if (invokeMethod == null)
{
throw new NullReferenceException("Couldn't find InvokeMethod");
}
InvokeDelegates(typeDefs, invokeMethod, invokeField);
stringDecrypter.ReplaceStrings(typeDefs);
CleanCctor(typeDefs);
_assemblyWriter.Save();
Console.WriteLine("Unpacked file!");
Console.Read();
}
internal IlReader(AssemblyWriter assemblyWriter)
{
_assemblyWriter = assemblyWriter;
}