mirror of
https://github.com/vxunderground/MalwareSourceCode.git
synced 2024-12-20 18:36:10 +00:00
447 lines
16 KiB
C#
447 lines
16 KiB
C#
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// Decompiled with JetBrains decompiler
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// Type: eRecoveryService.ServerClass
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// Assembly: eRecoveryService, Version=2.5.3.6, Culture=neutral, PublicKeyToken=null
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// MVID: 08DF666A-8C92-4CCB-869A-390134BB6787
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// Assembly location: C:\Users\Administrateur\Downloads\Virusshare-00001-msil\Trojan.Win32.Patched.mf-d8d6de6a708417645ef396f90e846eda5ae240e20dd2ceba0b7c9c1e4a6a7d77.exe
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using eSettings.Model.Library;
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using Microsoft.Win32;
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using ServiceInterface;
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using System;
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using System.Diagnostics;
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using System.IO;
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using System.Runtime.InteropServices;
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using System.Runtime.Remoting.Lifetime;
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using System.Text;
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using System.Threading;
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namespace eRecoveryService
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{
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public class ServerClass : MarshalByRefObject, Interface
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{
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public const int BOOT_FLOPPY = 0;
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public const int BOOT_HD = 1;
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public const int BOOT_ODD = 2;
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public const int BOOT_SCSI = 3;
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public const int BOOT_D2D = 4;
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public const int BOOT_LS120 = 5;
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public const int BOOT_PCMCIA = 6;
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public const int BOOT_NETWORK = 7;
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public const int BOOT_ZIP = 8;
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public const int BOOT_1394ODD = 9;
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public const int BOOT_USBHD = 10;
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public const int BOOT_USBODD = 11;
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public const int BOOT_USBFDD = 12;
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public const int BOOT_USBRD = 13;
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public const int BOOT_SECHD = 14;
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public const int BOOT_USBZIP = 15;
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public const int BOOT_USBOTH = 16;
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public const int BOOT_OTHER = 17;
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private IntPtr INVALID_HANDLE_VALUE = new IntPtr(-1);
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private System.Timers.Timer PercentageTiemr;
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private string m_szTmpHid;
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public int globalint;
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private System.Timers.Timer SWCDExtractTimer;
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private string wimFile;
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private string tmpDir;
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private string applyDir;
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private ILease lease;
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public override object InitializeLifetimeService()
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{
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if (this.lease == null)
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{
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this.lease = (ILease) base.InitializeLifetimeService();
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if (this.lease.CurrentState == LeaseState.Initial)
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this.lease.InitialLeaseTime = TimeSpan.Zero;
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}
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return (object) this.lease;
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}
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public bool SetBootSeqFromInt15(int nType)
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{
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IntPtr bootSequence = INT15.GetBootSequence();
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int length = 0;
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int num1 = 0;
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if (bootSequence != IntPtr.Zero)
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{
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byte num2;
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while ((num2 = Marshal.ReadByte(bootSequence, length)) != byte.MaxValue)
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{
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++length;
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if (num2 == (byte) 0)
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++num1;
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else
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num1 = 0;
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if (num1 == 4)
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{
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length -= 3;
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break;
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}
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}
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}
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int index = 0;
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byte[] sequence = new byte[length];
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if (nType == 0 || nType == 1)
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{
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for (int ofs = 0; ofs < length; ++ofs)
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{
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byte num3 = Marshal.ReadByte(bootSequence, ofs);
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sequence[ofs] = num3;
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if (sequence[ofs] == (byte) 1)
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index = ofs;
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}
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sequence[index] = sequence[0];
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sequence[0] = (byte) 1;
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}
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else
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{
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for (int ofs = 0; ofs < length; ++ofs)
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{
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byte num4 = Marshal.ReadByte(bootSequence, ofs);
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sequence[ofs] = num4;
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if (sequence[ofs] == (byte) 2)
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index = ofs;
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}
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sequence[index] = sequence[0];
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sequence[0] = (byte) 2;
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}
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return INT15.SetBootSequenceNB(sequence, length);
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}
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public bool StartBackupMachine()
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{
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RegistryKey registryKey = Registry.LocalMachine.OpenSubKey("Software\\acer\\eRecovery", false);
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if (registryKey == null || registryKey.GetValue("InstallPath") == null)
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return false;
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string str = registryKey.GetValue("InstallPath").ToString();
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new Process()
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{
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StartInfo = {
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FileName = (str + "\\BackupMachine.exe")
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}
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}.Start();
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registryKey.Close();
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return true;
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}
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public bool LauncSetFDFolderExe(string InArg)
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{
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RegistryKey registryKey = Registry.LocalMachine.OpenSubKey("Software\\acer\\eRecovery", false);
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if (registryKey == null || registryKey.GetValue("InstallPath") == null)
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return false;
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Process.Start(registryKey.GetValue("InstallPath").ToString() + "\\SetFDFolder.exe", InArg);
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registryKey.Close();
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return true;
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}
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public bool SetMBR()
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{
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RegistryKey registryKey = Registry.LocalMachine.OpenSubKey("Software\\acer\\eRecovery", false);
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if (registryKey == null || registryKey.GetValue("InstallPath") == null)
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return false;
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string str = registryKey.GetValue("InstallPath").ToString();
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new Process()
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{
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StartInfo = {
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FileName = (str + "\\MBRwrWin.exe"),
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Arguments = "-directh"
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}
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}.Start();
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registryKey.Close();
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return true;
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}
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public bool CheckD2DBIOS() => INT15.GetD2DBIOS();
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public void DeleteFile(string filePath) => File.Delete(filePath);
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public bool WriteLocalRegString(string RegSubKeyString, string RegKeyName, int RegKeyValue)
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{
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RegistryKey subKey = Registry.LocalMachine.CreateSubKey(RegSubKeyString);
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try
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{
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subKey.SetValue(RegKeyName, (object) RegKeyValue);
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}
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catch
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{
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return false;
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}
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return true;
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}
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public bool IsNeedToExtractData()
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{
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string lpFileName = this.FindAutorunPath() + "\\Autorun.ini";
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bool extractData = true;
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IntPtr firstFile1 = WIN32.FindFirstFile("C:\\Acer\\Empowering Technology\\eRecovery\\Autorun.ini", out WIN32.WIN32_FIND_DATA _);
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if (firstFile1 != this.INVALID_HANDLE_VALUE)
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{
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WIN32.FindClose(firstFile1);
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int length = 4096;
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byte[] lpszReturnBuffer = new byte[length];
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StringBuilder lpReturnedString1 = new StringBuilder(4096);
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StringBuilder lpReturnedString2 = new StringBuilder(32);
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StringBuilder lpReturnedString3 = new StringBuilder(8);
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WIN32.GetPrivateProfileSectionNames(lpszReturnBuffer, lpszReturnBuffer.Length, lpFileName);
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string lpAppName = "";
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for (int index = 0; index < length; ++index)
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{
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string str = lpszReturnBuffer[index].ToString().CompareTo("0") == 0 ? "\0" : ((byte) ((uint) lpszReturnBuffer[index] - 48U)).ToString();
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if (str.CompareTo("\0") == 0)
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{
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if (lpAppName.CompareTo("") != 0)
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{
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int privateProfileString1 = (int) WIN32.GetPrivateProfileString(lpAppName, "Filename", "xfail", lpReturnedString1, (uint) lpReturnedString1.Capacity, lpFileName);
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WIN32.WIN32_FIND_DATA lpFindFileData;
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IntPtr firstFile2 = WIN32.FindFirstFile(lpReturnedString1.ToString(), out lpFindFileData);
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if (firstFile2 == this.INVALID_HANDLE_VALUE)
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{
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extractData = false;
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index = length + 1;
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}
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else
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{
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WIN32.FindClose(firstFile2);
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int privateProfileString2 = (int) WIN32.GetPrivateProfileString(lpAppName, "Size", "xfail", lpReturnedString2, (uint) lpReturnedString2.Capacity, lpFileName);
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uint uint32 = Convert.ToUInt32(lpReturnedString2.ToString());
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if ((int) lpFindFileData.nFileSizeLow != (int) uint32)
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{
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extractData = false;
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index = length + 1;
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}
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else
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{
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int privateProfileString3 = (int) WIN32.GetPrivateProfileString(lpAppName, "Time", "xfail", lpReturnedString3, (uint) lpReturnedString3.Capacity, lpFileName);
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lpReturnedString3.ToString();
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}
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}
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lpAppName = "";
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}
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else
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break;
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}
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else
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lpAppName += str;
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}
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}
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else
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extractData = false;
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return extractData;
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}
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public bool GetSystemVolumnInfo()
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{
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long num = this.GetSysVolumnSize("C:\\System Volume Information") / 1048576L;
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try
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{
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Registry.LocalMachine.CreateSubKey("Software\\acer\\eRecovery\\Main", RegistryKeyPermissionCheck.ReadWriteSubTree).SetValue("SysVolSize", (object) num, RegistryValueKind.DWord);
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}
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catch
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{
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return false;
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}
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return true;
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}
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private long GetSysVolumnSize(string pPath)
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{
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long sysVolumnSize = 0;
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WIN32.WIN32_FIND_DATA lpFindFileData;
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IntPtr firstFile = WIN32.FindFirstFile(pPath + "\\*.*", out lpFindFileData);
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if (firstFile == this.INVALID_HANDLE_VALUE)
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return 0;
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do
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{
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string cFileName = lpFindFileData.cFileName;
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if (((int) lpFindFileData.dwFileAttributes & 16) != 0)
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{
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if (cFileName.CompareTo(".") != 0 && cFileName.CompareTo("..") != 0)
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{
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string pPath1 = pPath + "\\" + lpFindFileData.cFileName;
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sysVolumnSize += this.GetSysVolumnSize(pPath1);
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}
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}
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else
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sysVolumnSize += (long) lpFindFileData.nFileSizeHigh * 4294967296L + (long) lpFindFileData.nFileSizeLow;
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}
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while (WIN32.FindNextFile(firstFile, out lpFindFileData));
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WIN32.FindClose(firstFile);
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return sysVolumnSize;
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}
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public bool ExtractData()
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{
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string autorunPath = this.FindAutorunPath();
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string path1 = autorunPath + "\\autorun.ini";
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string path2 = autorunPath + "\\autorun";
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if (Directory.Exists(path2))
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{
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File.SetAttributes(path2, FileAttributes.Normal);
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WIN32.SHFileOperation(ref new WIN32.SHFILEOPSTRUCT()
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{
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hwnd = IntPtr.Zero,
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wFunc = WIN32.FO_Func.FO_DELETE,
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pFrom = path2 + "\0\0",
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pTo = "",
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fFlags = (ushort) 3604
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});
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}
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if (File.Exists(path1))
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File.Delete(path1);
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this.m_szTmpHid = this.GetAvailableDrLetter();
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this.MountHiddenPartition(this.m_szTmpHid);
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this.wimFile = this.m_szTmpHid + "\\autorun\\swcd.wim";
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RegistryKey registryKey = Registry.LocalMachine.OpenSubKey("Software\\acer\\eRecovery", true);
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string str;
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if (registryKey.GetValue("InstallPath") != null)
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{
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this.applyDir = registryKey.GetValue("InstallPath").ToString();
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this.tmpDir = this.applyDir.Remove(this.applyDir.IndexOf("eRecovery"));
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str = registryKey.GetValue("InstallPath").ToString();
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}
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else
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{
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this.applyDir = "C:\\Acer\\Empowering Technology\\eRecovery";
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this.tmpDir = "C:\\Acer\\Empowering Technology";
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str = "C:\\Acer\\Empowering Technology\\eRecovery";
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}
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if (!File.Exists(this.wimFile))
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return false;
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this.CallProcessNoWait("\"" + str + "\\imagex.exe\" /apply " + this.m_szTmpHid + "\\autorun\\swcd.wim 1 \"" + str + "\"");
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return true;
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}
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private void SampleApplyCleanup(IntPtr hwim, IntPtr himg, WIN32.WIMMessageCallback callback)
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{
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int lastWin32Error = Marshal.GetLastWin32Error();
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this.WriteLocalRegString("Software\\acer\\eRecovery\\Main", "SWCDErrorCode", lastWin32Error);
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if (himg != IntPtr.Zero && !WIN32.WIMCloseHandle(himg) && lastWin32Error == 0)
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lastWin32Error = Marshal.GetLastWin32Error();
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if (hwim != IntPtr.Zero && !WIN32.WIMCloseHandle(hwim) && lastWin32Error == 0)
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lastWin32Error = Marshal.GetLastWin32Error();
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if (callback != null && !WIN32.WIMUnregisterMessageCallback(IntPtr.Zero, callback) && lastWin32Error == 0)
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lastWin32Error = Marshal.GetLastWin32Error();
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WIN32.SetLastError((uint) lastWin32Error);
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}
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private void CallProcessNoWait(string szCommand)
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{
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WIN32.PROCESS_INFORMATION lpProcessInformation = new WIN32.PROCESS_INFORMATION();
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WIN32.STARTUPINFO lpStartupInfo = new WIN32.STARTUPINFO();
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WIN32.SECURITY_ATTRIBUTES lpProcessAttributes = new WIN32.SECURITY_ATTRIBUTES();
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WIN32.SECURITY_ATTRIBUTES lpThreadAttributes = new WIN32.SECURITY_ATTRIBUTES();
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lpProcessAttributes.nLength = Marshal.SizeOf((object) lpProcessAttributes);
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lpThreadAttributes.nLength = Marshal.SizeOf((object) lpThreadAttributes);
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if (WIN32.CreateProcess((string) null, szCommand, ref lpProcessAttributes, ref lpThreadAttributes, false, 0U, IntPtr.Zero, (string) null, ref lpStartupInfo, out lpProcessInformation))
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|
;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private bool MountHiddenPartition(string szDr)
|
|||
|
|
{
|
|||
|
|
bool flag = false;
|
|||
|
|
int num = 0;
|
|||
|
|
while (!flag && num < 5)
|
|||
|
|
{
|
|||
|
|
flag = WIN32.DefineDosDevice(1U, szDr, "\\Device\\Harddisk0\\Partition1");
|
|||
|
|
if (!flag)
|
|||
|
|
Thread.Sleep(1000);
|
|||
|
|
}
|
|||
|
|
return flag;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private string GetAvailableDrLetter()
|
|||
|
|
{
|
|||
|
|
uint logicalDrives = WIN32.GetLogicalDrives();
|
|||
|
|
string str = "";
|
|||
|
|
char ch = 'D';
|
|||
|
|
int num;
|
|||
|
|
for (num = 3; num < 26; ++num)
|
|||
|
|
{
|
|||
|
|
if (((int) (logicalDrives >> num) & 1) == 0)
|
|||
|
|
{
|
|||
|
|
str = ch.ToString();
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
++ch;
|
|||
|
|
}
|
|||
|
|
string availableDrLetter = str + ":";
|
|||
|
|
if (num == 26)
|
|||
|
|
availableDrLetter = "";
|
|||
|
|
return availableDrLetter;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public bool UnMountHiddenPartition()
|
|||
|
|
{
|
|||
|
|
bool flag = false;
|
|||
|
|
int num = 0;
|
|||
|
|
if (this.m_szTmpHid.Length != 0)
|
|||
|
|
{
|
|||
|
|
for (; !flag && num < 5; ++num)
|
|||
|
|
{
|
|||
|
|
flag = WIN32.DefineDosDevice(7U, this.m_szTmpHid, "\\Device\\Harddisk0\\Partition1");
|
|||
|
|
if (!flag)
|
|||
|
|
Thread.Sleep(1000);
|
|||
|
|
else
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return flag;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private string FindAutorunPath()
|
|||
|
|
{
|
|||
|
|
RegistryKey registryKey = Registry.LocalMachine.OpenSubKey("Software\\acer\\eRecovery", false);
|
|||
|
|
return registryKey.GetValue("InstallPath") == null ? "C:\\Acer\\Empowering Technology\\eRecovery" : registryKey.GetValue("InstallPath").ToString();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public void LaunchCheckFiles()
|
|||
|
|
{
|
|||
|
|
string str = this.FindAutorunPath() + "\\autorun\\CheckFiles.exe";
|
|||
|
|
if (!File.Exists(str))
|
|||
|
|
return;
|
|||
|
|
WIN32.PROCESS_INFORMATION lpProcessInformation = new WIN32.PROCESS_INFORMATION();
|
|||
|
|
WIN32.STARTUPINFO lpStartupInfo = new WIN32.STARTUPINFO();
|
|||
|
|
WIN32.SECURITY_ATTRIBUTES lpProcessAttributes = new WIN32.SECURITY_ATTRIBUTES();
|
|||
|
|
WIN32.SECURITY_ATTRIBUTES lpThreadAttributes = new WIN32.SECURITY_ATTRIBUTES();
|
|||
|
|
lpProcessAttributes.nLength = Marshal.SizeOf((object) lpProcessAttributes);
|
|||
|
|
lpThreadAttributes.nLength = Marshal.SizeOf((object) lpThreadAttributes);
|
|||
|
|
WIN32.CreateProcess(str, (string) null, ref lpProcessAttributes, ref lpThreadAttributes, false, 0U, IntPtr.Zero, (string) null, ref lpStartupInfo, out lpProcessInformation);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public bool UnMountHiddenPartition(string m_szTempHid)
|
|||
|
|
{
|
|||
|
|
bool flag = false;
|
|||
|
|
int num = 0;
|
|||
|
|
while (!flag && num < 5)
|
|||
|
|
{
|
|||
|
|
flag = WIN32.DefineDosDevice(7U, m_szTempHid, "\\Device\\Harddisk0\\Partition1");
|
|||
|
|
if (!flag)
|
|||
|
|
Thread.Sleep(1000);
|
|||
|
|
}
|
|||
|
|
return flag;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public bool SetHiddenPartPassHint(string szPass, string szHint)
|
|||
|
|
{
|
|||
|
|
string availableDrLetter = this.GetAvailableDrLetter();
|
|||
|
|
string str = availableDrLetter + "\\aimdrs.dat";
|
|||
|
|
this.MountHiddenPartition(availableDrLetter);
|
|||
|
|
if (szPass.Length == 0 && File.Exists(str))
|
|||
|
|
{
|
|||
|
|
File.SetAttributes(str, FileAttributes.Normal);
|
|||
|
|
File.Delete(str);
|
|||
|
|
this.UnMountHiddenPartition(availableDrLetter);
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
if (szPass.Length > 0 && File.Exists(str))
|
|||
|
|
File.SetAttributes(str, FileAttributes.Normal);
|
|||
|
|
WIN32.WritePrivateProfileString("MyData", "PD", szPass, str);
|
|||
|
|
WIN32.WritePrivateProfileString("MyData", "HT", szHint, str);
|
|||
|
|
File.SetAttributes(str, FileAttributes.ReadOnly | FileAttributes.Hidden | FileAttributes.System);
|
|||
|
|
this.UnMountHiddenPartition(availableDrLetter);
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|