MalwareSourceCode/MSIL/Trojan/Win32/P/Trojan.Win32.Patched.mf-fd200e64412b6be5c177c3cfa7b94e83e807ff04211ce324f12e2ffa5537eb36/Broker/Activation.cs

// Decompiled with JetBrains decompiler
// Type: Bmc.Broker.Activation
// Assembly: ticketservice, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
// MVID: 3DFB8186-7053-43AF-8B45-70866071B1F2
// Assembly location: C:\Users\Administrateur\Downloads\Virusshare-00001-msil\Trojan.Win32.Patched.mf-fd200e64412b6be5c177c3cfa7b94e83e807ff04211ce324f12e2ffa5537eb36.exe

using Bmc.Broker.Config;
using Bmc.RegistryAccess;
using Bmc.Services.Ticket;
using Net.LShift.SPKI;
using Net.LShift.Utilities;
using System;
using System.Collections;
using System.Collections.Specialized;
using System.Runtime.Remoting.Channels;
using System.Runtime.Remoting.Channels.Tcp;

namespace Bmc.Broker
{
  public class Activation
  {
    public static readonly TimeSpan MAX_TICKET_AGE = TimeSpan.FromMilliseconds(1000.0);
    private ITicket _ticketService;
    private SPKISexp _ticket = (SPKISexp) null;
    private DateTime _ticketTimestamp = DateTime.MinValue;

    public static Activation Instance => SingletonFactory.GetInstance(typeof (Activation)) as Activation;

    public event SimpleDelegate OnSuccessfulFetch;

    private ITicket TicketService
    {
      get
      {
        lock (this)
        {
          if (this._ticketService == null)
          {
            try
            {
              ChannelServices.RegisterChannel((IChannel) new TcpChannel());
            }
            catch (Exception ex)
            {
            }
            string url = "tcp://localhost:" + ConfigurationManager.Instance[(FIELD) 6] + "/" + Constants.URI;
            try
            {
              this._ticketService = (ITicket) Activator.GetObject(typeof (ITicket), url);
            }
            catch (Exception ex)
            {
              throw ex;
            }
          }
          return this._ticketService;
        }
      }
    }

    public bool TicketOK
    {
      get
      {
        try
        {
          SPKISexp ticket = this.Ticket;
          return true;
        }
        catch (Exception ex)
        {
          return false;
        }
      }
    }

    public bool StateOK
    {
      get
      {
        try
        {
          this.TicketService.GetTime();
          return true;
        }
        catch (Exception ex)
        {
          return false;
        }
      }
    }

    public void FetchTicket()
    {
      this.TicketService.FetchTicket();
      this._ticketTimestamp = DateTime.MinValue;
      if (this.OnSuccessfulFetch == null)
        return;
      this.OnSuccessfulFetch.Invoke();
    }

    public void WipeState() => this.TicketService.WipeState();

    public void RegisterInstance(int port, string auth) => this.TicketService.RegisterInstance(port, auth);

    public SPKISexp Ticket
    {
      get
      {
        lock (this)
        {
          try
          {
            this._ticket = (SPKISexp) null;
            this._ticket = this.TicketService.GetTicket();
            return this._ticket;
          }
          finally
          {
            SPKISexp ticket = this._ticket;
            this._ticketTimestamp = DateTime.Now;
          }
        }
      }
    }

    public SPKISexp LazyTicket
    {
      get
      {
        try
        {
          lock (this)
            return DateTime.Now - this._ticketTimestamp > Activation.MAX_TICKET_AGE ? this.Ticket : this._ticket;
        }
        catch (Exception ex)
        {
          return (SPKISexp) null;
        }
      }
    }

    public TicketState GetState() => Activation.GetState(this.Ticket, this.TicketService.GetTime());

    public string Version
    {
      get
      {
        SPKISexp lazyTicket = this.LazyTicket;
        return lazyTicket != null ? Activation.GetState(lazyTicket, DateTime.Now).GetProperty("bbm", "softwareversion") : (string) null;
      }
    }

    public static TicketState GetState(SPKISexp ticket, DateTime now)
    {
      try
      {
        IDictionary states = (IDictionary) new Hashtable();
        SPKISexp spkiSexp1 = ticket[nameof (ticket)]["packages"];
        for (int index1 = 1; index1 < spkiSexp1.Length; ++index1)
        {
          SPKISexp spkiSexp2 = spkiSexp1[index1];
          if (!spkiSexp2.IsLeaf && spkiSexp2.SexpName == "package")
          {
            PackageState packageState = new PackageState();
            packageState.Permissions = new StringCollection();
            packageState.Products = (IDictionary) new Hashtable();
            packageState.Package = spkiSexp2.Get("name").Name;
            states.Add((object) packageState.Package, (object) packageState);
            SPKISexp spkiSexp3 = spkiSexp2["transitions"];
            if (spkiSexp3.Length % 2 != 0)
              throw new BadTicketException("Odd number of members in transitions");
            int num = 2;
            while (num < spkiSexp3.Length && !(spkiSexp3[num].ToDateTime() > now))
              num += 2;
            packageState.CurrentState = spkiSexp3[num - 1].Name;
            packageState.LastTransition = num - 2 >= 2 ? spkiSexp3[num - 2].ToDateTime() - now : TimeSpan.MinValue;
            if (num + 1 >= spkiSexp3.Length)
            {
              packageState.NextTransition = TimeSpan.MaxValue;
              packageState.NextState = (string) null;
            }
            else
            {
              packageState.NextTransition = spkiSexp3[num].ToDateTime() - now;
              packageState.NextTransitionDate = spkiSexp3[num].ToDateTime();
              packageState.NextState = spkiSexp3[num + 1].Name;
            }
            SPKISexp spkiSexp4 = spkiSexp2["states"];
            SPKISexp spkiSexp5 = (SPKISexp) null;
            for (int index2 = 1; index2 < spkiSexp4.Length; ++index2)
            {
              SPKISexp spkiSexp6 = spkiSexp4[index2];
              if (spkiSexp6.SexpName.Equals("state") && spkiSexp6[1].Name.Equals(packageState.CurrentState))
              {
                spkiSexp5 = spkiSexp6;
                break;
              }
            }
            if (spkiSexp5 != null)
            {
              try
              {
                SPKISexp spkiSexp7 = spkiSexp5["permissions"];
                for (int index3 = 1; index3 < spkiSexp7.Length; ++index3)
                  packageState.Permissions.Add(spkiSexp7[index3].Name);
              }
              catch (AccessException ex)
              {
              }
              try
              {
                SPKISexp spkiSexp8 = spkiSexp5["products"];
                for (int index4 = 1; index4 < spkiSexp8.Length; ++index4)
                {
                  SPKISexp spkiSexp9 = spkiSexp8[index4];
                  if (!spkiSexp9.IsLeaf)
                  {
                    if (spkiSexp9.SexpName == "product")
                    {
                      try
                      {
                        string name1 = spkiSexp9[1].Name;
                        ProductState productState = new ProductState();
                        productState.Product = name1;
                        packageState.Products[(object) name1] = (object) productState;
                        productState.Properties = (IDictionary) new Hashtable();
                        productState.Permissions = new StringCollection();
                        SPKISexp spkiSexp10 = spkiSexp9["properties"];
                        for (int index5 = 1; index5 < spkiSexp10.Length; ++index5)
                        {
                          SPKISexp spkiSexp11 = spkiSexp10[index5];
                          if (!spkiSexp11.IsLeaf && spkiSexp11.SexpName == "property")
                          {
                            string name2 = spkiSexp11[1].Name;
                            string name3 = spkiSexp11[2].Name;
                            productState.Properties[(object) name2] = (object) name3;
                          }
                        }
                        SPKISexp spkiSexp12 = spkiSexp9["permissions"];
                        for (int index6 = 1; index6 < spkiSexp12.Length; ++index6)
                          productState.Permissions.Add(spkiSexp12[index6].Name);
                      }
                      catch (AccessException ex)
                      {
                      }
                    }
                  }
                }
              }
              catch (AccessException ex)
              {
              }
            }
          }
        }
        return new TicketState(states);
      }
      catch (AccessException ex)
      {
        throw new BadTicketException("missing fields", (Exception) ex);
      }
    }

    public void CheckForPermission(string product, string permission)
    {
      if (!this.GetState().HasPermission(product, permission))
        throw new PermissionDeniedException();
    }

    public bool GetPermission(string product, string permission)
    {
      try
      {
        return this.GetState().HasPermission(product, permission);
      }
      catch (NoTicketException ex)
      {
        return false;
      }
      catch (Exception ex)
      {
        return false;
      }
    }

    public string GetProperty(string prodId, string propName) => this.GetState().GetProperty(prodId, propName);
  }
}