Maybe because the assembly is obfuscated and designed to crash Cecil?
On Tue, Jan 30, 2018 at 7:48 AM, Aon Zen <agon...@gmail.com> wrote:
>
>
> using Mono.Cecil;
> using Mono.Cecil.Cil;
> using System;
> using System.Collections.Generic;
> using System.Linq;
> using System.Text;
> using System.Threading.Tasks;
>
> namespace HARObfuscator.Protection
> {
> class Stringhider
> {
> static Random rnd = new Random();
> public static void Start(AssemblyDefinition AD)
> {
> (line 18) foreach (TypeDefinition type in AD.MainModule.Types)
> {
> foreach (MethodDefinition method in type.Methods)
> {
> if (method.HasBody)
> for (int i = 0; i < method.Body.Instructions.Count;
> i++)
> {
> if (method.Body.Instructions[i].OpCode ==
> OpCodes.Ldstr)
> {
> ILProcessor ilp =
> method.Body.GetILProcessor();
> MethodDefinition mdef = new
> MethodDefinition("hider" + rnd.Next(0,80), MethodAttributes.Public,AD.
> MainModule.Import(typeof(string)));
> mdef.Body.Instructions.Add(
> Instruction.Create(OpCodes.Ldstr, method.Body.Instructions[i].
> Operand.ToString()));
> mdef.Body.Instructions.Add(
> Instruction.Create(OpCodes.Ret));
> type.Methods.Add(mdef);
> ilp.InsertAfter(method.Body.Instructions[i],
> Instruction.Create(OpCodes.Call, mdef));
> }
> }
> }
> }
>
> }
> }
> }
>
> --
> --
> --
> mono-cecil
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