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Virus Profile: W32/Autorun.worm.dq.gen!1CF069D4031E

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 2/7/2013
Date Added: 2/7/2013
Origin: Unknown
Length: 1227891
Type: Virus
Subtype: Win32
DAT Required: 6979
Removal Instructions
   
 
 
   

Description

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.

Indication of Infection

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

Methods 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.

   

Virus Characteristics

This is a Virus

File PropertiesProperty Values
McAfee DetectionW32/Autorun.worm.dq.gen
Length1227891 bytes
MD51cf069d4031e4048677387f053a0b8fa
SHA13bb4afa038143629c8f7520a85477bb2756844b9


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Sality
AVG (GriSoft)Downloader.Generic9.BAGF (Trojan horse)
aviraTR/Drop.Agent.qsc
KasperskyTrojan-Downloader.Win32.VB.iyl
BitDefenderGenPack:Win32.Worm.Agent.QFF
clamavWorm.FlyStudio-15
Dr.WebTrojan.DownLoad.28634
F-ProtW32/Nuj.A.gen!Eldorado
FortiNetW32/PckdFlyStudio.gen
Microsoftworm:win32/nuj.a
SymantecW32.SillyFDC
EsetWin32/AutoRun.FlyStudio.UE worm
normanW32/FlyStudio.AYA
risingWorm.Win32.Autorun.eyr
SophosMal/EncPk-NB
Trend MicroWORM_FLYSTUDI.B
vba32Trojan.HLLW.Erun.507
V-BusterTrojan.Agent.FSYE (trojan)
Vet (Computer Associates)Win32/NUJ.AP

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


ActivitiesRisk Levels
Attempts to connect to a high risk domain that may pose a security risk.High
Attempts to connect to a medium risk domain that may pose a minor security risk.Medium
Creates one or more shortcuts (.LNK files) to provide user accessible links to start a program usually form the desktop or start menu.Low
Attempts to launch an instance of the Windows file system explorer.Low
Enumerates many system files and directories.Low
Adds or modifies Internet Explorer cookiesLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaW32/Autorun.worm.dq.gen
McAfee SupportedW32/Autorun.worm.dq.gen



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:

3BB4AFA038143629C8F7520A85477BB2756844B9

The following files have been added to the system:

  • %USERPROFILE%\Start Menu\Programs\Startup\¡¡¡¡¡¡.lnk
  • %TEMP%\Temporary Internet Files\Content.IE5\9W1TL9ET\desktop.ini
  • %TEMP%\Temporary Internet Files\Content.IE5\KDY7W5Q7\desktop.ini
  • %WINDIR%\SYSTEM32\regex.fne
  • %TEMP%\Cookies\index.dat
  • %TEMP%\E_4\dp1.fne
  • %TEMP%\E_4\spec.fne
  • %WINDIR%\SYSTEM32\com.run
  • %WINDIR%\SYSTEM32\shell.fne
  • %WINDIR%\SYSTEM32\eapi.fne
  • %TEMP%\Temporary Internet Files\Content.IE5\07WXAJGF\desktop.ini
  • %WINDIR%\SYSTEM32\XP-A504A4C6.EXE
  • %WINDIR%\SYSTEM32\og.dll
  • %TEMP%\E_4\com.run
  • %TEMP%\E_4\krnln.fnr
  • %TEMP%\E_4\eAPI.fne
  • %TEMP%\History\History.IE5\desktop.ini
  • %WINDIR%\SYSTEM32\ul.dll
  • %WINDIR%\SYSTEM32\og.edt
  • %WINDIR%\SYSTEM32\internet.fne
  • %TEMP%\E_4\RegEx.fne
  • %TEMP%\Temporary Internet Files\Content.IE5\OHMNEZ4P\desktop.ini
  • %WINDIR%\SYSTEM32\spec.fne
  • %TEMP%\Temporary Internet Files\Content.IE5\index.dat
  • %TEMP%\E_4\shell.fne
  • %TEMP%\Temporary Internet Files\Content.IE5\desktop.ini
  • %WINDIR%\SYSTEM32\krnln.fnr
  • %WINDIR%\SYSTEM32\dp1.fne
  • %TEMP%\E_4\internet.fne
  • %TEMP%\History\History.IE5\index.dat

The following files have been deleted:

  • %TEMP%orary Internet Files\Content.IE5\desktop.ini

The following files were temporarily written to disk then later removed:

  • %TEMP%orary Internet Files\desktop.ini
  • %WINDIR%\SYSTEM32\XP-7A79E64C.EXE

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\TOOLBAR\LOCKED = 1
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\XP-A504A4C6 = %WINDIR%\SYSTEM32\XP-A504A4C6.EXE

The applications attempted the following network connection(s):

  • 173.194.33.**:80
  • 61.135.162.***:80
  • 173.194.33.*:80
  • hxxp://www.microsoft.com/

   

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.

   

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