Threat Profile: Generic PUP.z!c!2b0f8f733cc1

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 11/4/2009
Date Added: 11/4/2009
Origin: Unknown
Length: 170680
Type: Program
Subtype: -
DAT Required: 5792
Removal Instructions
   
 
 
   

Description

McAfee® Avert® Labs recognizes that this program may have legitimate uses in contexts where an authorized administrator has knowingly installed this application. If you agreed to a license agreement for this or another bundled application, you may have legal obligations with regard to removing this software, or to using the host application without this software. Please contact the software vendor for further information.

See http://vil.nai.com/vil/DATReadme.aspx for a list of program detections added to the DATs.

See http://vil.nai.com/vil/pups/configuration.aspx for information about how to enable, disable, and exclude the detection of legitimately installed programs.

This software is not a virus or a Trojan. It is detected as a "potentially unwanted program" (PUP). PUPs are any piece of software that a reasonably security- or privacy-minded computer user may want to be informed of and, in some cases, remove. PUPs are often made by a legitimate corporate entity for some beneficial purpose, but they alter the security state of the computer on which they are installed, or the privacy posture of the user of the system, such that most users will want to be aware of them.

Symptoms

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

Method

This is not a virus or Trojan. PUPs do not "infect" systems. They may be installed by a user individually or possibly as a part of a software package (in a bundle, for example).

   

Virus Characteristics

This software is not a virus or a Trojan. It is detected as a "potentially unwanted program" (PUP). PUPs are any piece of software that a reasonably security- or privacy-minded computer user may want to be informed of and, in some cases, remove. PUPs are often made by a legitimate corporate entity for some beneficial purpose, but they alter the security state of the computer on which they are installed, or the privacy posture of the user of the system, such that most users will want to be aware of them.

File PropertyProperty Value
FileName9_1_~1.exe
McAfee ArtemisArtemis!2b0f8f733cc1
McAfee DetectionGeneric PUP.z!c
Length170,680 bytes
CRCEE8603D2
MD52B0F8F733CC1A0D6574245FEF6D24524
SHA1F66C6D272EE2CEDF816F7E203A9C7292D2CA2E85

Other Common Detection Aliases

Company NameDetection Name
ahnlabWin-Trojan/Bho.170680
avastWin32:Zhongsou-D [Adw]
AVG (GriSoft)Toolbar.GF
AviraDR/IEBar.W.8
BitDefenderDropped:Application.Generic.120755
Dr.WebAdware.Timber.1
EsetWin32/Adware.Zhongsou application
FortiNetAdware/IEBar
Kasperskynot-a-virus:AdWare.Win32.Iebar.w
microsoftAdware:Win32/Zhongsou
normanZhongsou.EI
pandaSpyware/SearchNet
SophosMal/Generic-A
SymantecTrojan.Dropper
Trend MicroADW_IETIMBER
vba32Win32.Adware.Zhongsou

Avert® Labs has observed the following system activities:

ActivityRisk Level
Performs a shell execute of downloaded or existing files
Informational
Registers DLLsInformational

Other detections that have been observed.

FileNameMcAfee Supported
%PROGRAMFILES%\internet explorer\ietimber\ietimber.dll
Adware-Fastlook

System Changes

These are general defaults for typical path variables. (Although they may differ, these examples are common.):
%WinDir% = \WINDOWS (Windows 9x/ME/XP/Vista), \WINNT (Windows NT/2000)
%SystemDir% = \WINDOWS\SYSTEM (Windows 98/ME), \WINDOWS\SYSTEM32 (Windows XP/Vista), \WINNT\SYSTEM32 (Windows NT/2000)
%ProgramFiles% = \Program Files

The following files were analyzed:

  • %USERPROFILE%\local settings\temp\9_1_~1.exe

    • The following files have been added to the system:

  • %PROGRAMFILES%\internet explorer\ietimber
  • %PROGRAMFILES%\internet explorer\ietimber\ietimber.dll
  • %PROGRAMFILES%\internet explorer\ietimber\ip.dat
  • %PROGRAMFILES%\internet explorer\ietimber\uisgrlfile.dat
  • %PROGRAMFILES%\internet explorer\ietimber\uninstall.exe

    • The following registry elements have been created:

  • HKEY_CURRENT_USER\Software\Microsoft\Windows\currentversion\explorer\browsenewprocess\
    • browsenewprocess = 7562617
  • HKEY_LOCAL_MACHINE\software\classes\clsid\{489873ce-f3e1-44a3-8e89-04be26be4446}\
    • (default) = ietimber
  • HKEY_LOCAL_MACHINE\software\classes\clsid\{489873ce-f3e1-44a3-8e89-04be26be4446}\inprocserver32\
    • (default) = c:\program files\internet explorer\ietimber\ietimber.dll
    • threadingmodel = apartment
  • HKEY_LOCAL_MACHINE\software\classes\clsid\{489873ce-f3e1-44a3-8e89-04be26be4446}\progid\
    • (default) = toolbar_bho.ietoolbar.1
  • HKEY_LOCAL_MACHINE\software\classes\clsid\{489873ce-f3e1-44a3-8e89-04be26be4446}\typelib\
    • (default) = {065683c4-c71a-47f1-830b-7d9309d3913d}
  • HKEY_LOCAL_MACHINE\software\classes\clsid\{489873ce-f3e1-44a3-8e89-04be26be4446}\versionindependentprogid\
    • (default) = toolbar_bho.ietoolbar
  • HKEY_LOCAL_MACHINE\software\classes\interface\{8ff78efd-0213-4a73-ac23-6a489190dbfb}\
    • (default) = iietoolbar
  • HKEY_LOCAL_MACHINE\software\classes\interface\{8ff78efd-0213-4a73-ac23-6a489190dbfb}\proxystubclsid\
    • (default) = {00020424-0000-0000-c000-000000000046}
  • HKEY_LOCAL_MACHINE\software\classes\interface\{8ff78efd-0213-4a73-ac23-6a489190dbfb}\proxystubclsid32\
    • (default) = {00020424-0000-0000-c000-000000000046}
  • HKEY_LOCAL_MACHINE\software\classes\interface\{8ff78efd-0213-4a73-ac23-6a489190dbfb}\typelib\
    • (default) = {065683c4-c71a-47f1-830b-7d9309d3913d}
    • version = 3157553
  • HKEY_LOCAL_MACHINE\software\classes\toolbar_bho.ietoolbar.1\
    • (default) = ietimber
  • HKEY_LOCAL_MACHINE\software\classes\toolbar_bho.ietoolbar.1\clsid\
    • (default) = {489873ce-f3e1-44a3-8e89-04be26be4446}
  • HKEY_LOCAL_MACHINE\software\classes\toolbar_bho.ietoolbar\
    • (default) = ietimber
  • HKEY_LOCAL_MACHINE\software\classes\toolbar_bho.ietoolbar\clsid\
    • (default) = {489873ce-f3e1-44a3-8e89-04be26be4446}
  • HKEY_LOCAL_MACHINE\software\classes\toolbar_bho.ietoolbar\curver\
    • (default) = toolbar_bho.ietoolbar.1
  • HKEY_LOCAL_MACHINE\software\classes\typelib\{065683c4-c71a-47f1-830b-7d9309d3913d}\1.0\
    • (default) = toolbar_bho 1.0 type library
  • HKEY_LOCAL_MACHINE\software\classes\typelib\{065683c4-c71a-47f1-830b-7d9309d3913d}\1.0\0\win32\
    • (default) = c:\program files\internet explorer\ietimber\ietimber.dll
  • HKEY_LOCAL_MACHINE\software\classes\typelib\{065683c4-c71a-47f1-830b-7d9309d3913d}\1.0\flags\
    • (default) = 48
  • HKEY_LOCAL_MACHINE\software\classes\typelib\{065683c4-c71a-47f1-830b-7d9309d3913d}\1.0\helpdir\
    • (default) = c:\program files\internet explorer\ietimber\
  • HKEY_LOCAL_MACHINE\software\ietimber\
    • agentid = -33554342
    • install_dir = c:\program files\internet explorer\ietimber
    • tm = 48
    • toolbarver = 2.0.0.9
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\currentversion\uninstall\ietimber\
    • ie = 32

    • The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\currentversion\explorer\browsenewprocess\
    • browsenewprocess = 7562617

    •    
    AVERT recommends to always use latest DATs and engine. This threat will be cleaned if you have this combination.

    Additional Windows ME/XP removal considerations