W32/Duel!2024FE9629A7

This page shows details and results of our analysis on the malware W32/Duel!2024FE9629A7

Overview

Viruses are self-replicating. They are often spread by a network or by transmission to a removable medium such as a removable disk, writable CD, or USB drive. Viruses may also spread by infecting files on a network file system or a file system that is shared by another computer.


Minimum Engine

5600.1067

File Length

48640

Description Added

2013-06-17

Description Modified

2013-06-17

Malware Proliferation

Characteristics

This is a Virus

File PropertiesProperty Values
McAfee DetectionW32/Duel
Length48640 bytes
MD52024fe9629a7b127b6e209eedba88c8e
SHA18a0a2c74beb2c7df1f96b02f759453fcbea6fce0


Other Common Detection Aliases

Company NamesDetection Names
EMSI SoftwareDeepScan:Generic.Malware.SIM!g.91D70D2F (B)
ahnlabWorm/Win32.Mixor
avastWin32:Malware-gen
AVG (GriSoft)I-Worm/Luder.A
aviraWORM/Zhelatin.Gen
BitDefenderDeepScan:Generic.Malware.SIM!g.91D70D2F
Microsoftvirus:win32/duel.a@mm
SymantecW32.Mixor
EsetWin32/LoveLetter
normanwinpe/Troj_Generic.LYRBQ
SophosMal/EncPk-JK
Trend MicroMal_Xed-3
vba32Virus.Win32.Luder.A

Other brands and names may be claimed as the property of others.


ActivitiesRisk Levels
Attempts to write file to shared locations.Low
Enumerates many system files and directories.Low
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaW32/Duel
McAfee SupportedW32/Duel



System Changes

Some path values have been replaced with environment variables as the exact location may vary with different configurations.
e.g.
%WINDIR% = \WINDOWS (Windows 9x/ME/XP/Vista/7), \WINNT (Windows NT/2000)
%PROGRAMFILES% = \Program Files


The following files were analyzed:

8A0A2C74BEB2C7DF1F96B02F759453FCBEA6FCE0

The following files have been added to the system:

  • %PROGRAMFILES%\Microsoft Office\OFFICE11\qyrabrrar.arq
  • %WINDIR%\ehome\qyrabrrar.arq
  • %PROGRAMFILES%\MSN\MSNCoreFiles\jjrrzqyja.aarazzza.rib
  • C:\yjzbyjaya.yar
  • C:\izarrrzii.irr
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\qjyzbzbyq.qjb
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\qjyzbzbyq.qjb
  • %COMMONPROGRAMFILES%\Microsoft Shared\DW\abriazzza.rib
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\izarrrzii.irr
  • %COMMONPROGRAMFILES%\Microsoft Shared\OFFICE11\izarrrzii.irr
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\abriazzza.rib
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\aibyqyajq.iaq
  • %PROGRAMFILES%\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-[private subnet]-A92000000001}\aibyqyajq.iaq
  • C:\abriazzza.rib
  • %COMMONPROGRAMFILES%\Microsoft Shared\Source Engine\qjyzbzbyq.qjb
  • C:\qjyzbzbyq.qjb
  • %PROGRAMFILES%\Microsoft Office\OFFICE11\abriazzza.rib
  • %PROGRAMFILES%\MSN\MSNCoreFiles\qyrabrrar.arqii.irrrib
  • %PROGRAMFILES%\windows nt\qjyzbzbyq.qjb
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\yqabijraz.yiy
  • %COMMONPROGRAMFILES%\Adobe\ARM\1.0\qyrabrrar.arq
  • %WINDIR%\microsoft.net\framework\jjrrzqyja.aar
  • %PROGRAMFILES%\MSN\MSNCoreFiles\aibyqyajq.iaqazzza.rib
  • %PROGRAMFILES%\MSN\MSNCoreFiles\Setup\izarrrzii.irrrib
  • %COMMONPROGRAMFILES%\Adobe\Updater6\yjzbyjaya.yar
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\yjzbyjaya.yar
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\jjrrzqyja.aar
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\jjrrzqyja.aar
  • %COMMONPROGRAMFILES%\Adobe\ARM\1.0\jjrrzqyja.aar
  • %PROGRAMFILES%\Microsoft Office\OFFICE11\qjyzbzbyq.qjb
  • %ALLUSERSPROFILE%\Application Data\Adobe\Reader\9.2\ARM\ARM Update\qjyzbzbyq.qjb
  • %WINDIR%\xwrm.exe
  • %PROGRAMFILES%\MSN\MSNCoreFiles\yqabijraz.yiyazzza.rib
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\yjzbyjaya.yar
  • C:\aibyqyajq.iaq
  • C:\jjrrzqyja.aar
  • %COMMONPROGRAMFILES%\Microsoft Shared\OFFICE11\jjrrzqyja.aar
  • %PROGRAMFILES%\Messenger\abriazzza.rib
  • %ALLUSERSPROFILE%\Application Data\Adobe\Reader\9.2\ARM\ARM Update\abriazzza.rib
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\yqabijraz.yiy
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\qyrabrrar.arq
  • %COMMONPROGRAMFILES%\Adobe\ARM\1.0\izarrrzii.irr
  • C:\yqabijraz.yiy
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\abriazzza.rib
  • %ALLUSERSPROFILE%\Application Data\Adobe\Reader\9.2\ARM\ARM Update\yqabijraz.yiy
  • %WINDIR%\Installer\{901[private subnet]-11D3-8CFE-0150048383C9}\aibyqyajq.iaq
  • %TEMP%\rjirba.yqa
  • %ALLUSERSPROFILE%\Application Data\Adobe\Reader\9.2\ARM\ARM Update\yjzbyjaya.yar
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\izarrrzii.irr
  • C:\qyrabrrar.arq

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\X32X = %WINDIR%\xwrm.exe

Symptoms

This symptoms of this detection are the files, registry, and network communication referenced in the characteristics section.

Method of Infection

Viruses are self-replicating. They are often spread by a network or by transmission to a removable medium such as a removable disk, writable CD, or USB drive. Viruses may also spread by infecting files on a network file system or a file system that is shared by another computer.

Removal

All Users:

Please use the following instructions for all supported versions of Windows to remove threats and other potential risks:

1.Disable System Restore .

2.Update to current engine and DAT files for detection and removal.

3.Run a complete system scan.

Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the recommended engine and DAT combination (or higher).

1. Please go to the Microsoft Recovery Console and restore a clean MBR.

On windows XP:

Insert the Windows XP CD into the CD-ROM drive and restart the computer.
When the "Welcome to Setup" screen appears, press R to start the Recovery Console.
Select the Windows installation that is compromised and provide the administrator password
Issue 'fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.


On Windows Vista and 7:

Insert the Windows CD into the CD-ROM drive and restart the computer.
Click on "Repair Your Computer"
When the System Recovery Options dialog comes up, choose the Command Prompt.
Issue 'bootrec /fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.

Variants