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Virus Profile: Generic StartPage!b2m!47CEE8EA5CAD

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 6/21/2012
Date Added: 6/21/2012
Origin: Unknown
Length: 163868
Type: Trojan
Subtype: -
DAT Required: 6749
Removal Instructions
   
 
 
   

Description

This is a Trojan detection. Unlike viruses, Trojans do not self-replicate. They are spread manually, often under the premise that they are beneficial or wanted. The most common installation methods involve system or security exploitation, and unsuspecting users manually executing unknown programs. Distribution channels include e-mail, malicious or hacked Web pages, Internet Relay Chat (IRC), peer-to-peer networks, etc.

Indication of Infection

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

Methods of Infection

Trojans do not self-replicate. They are spread manually, often under the premise that the executable is something beneficial. Distribution channels include IRC, peer-to-peer networks, newsgroup postings, e-mail, etc.

   

Virus Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionGeneric StartPage!b2m
Length163868 bytes
MD547cee8ea5cad049a491c623da311ed3b
SHA15224988f3e625de1423a975e80946dc979e7a0bc


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Delf-NZZ
AVG (GriSoft)Delf.TWR
aviraTR/Crypt.XPACK.Gen
KasperskyTrojan.Win32.StartPage.agge
BitDefenderTrojan.Generic.4966853
clamavTrojan.Startpage-1481
Dr.WebTrojan.StartPage.36316
FortiNetW32/Pasta.GB!tr
MicrosoftTrojan:Win32/Startpage.MC
SymantecTrojan.StartPage
EsetWin32/Delf.PQM trojan (variant)
normanw32/startpage.alqi
pandaTrj/Startpage.DKI
SophosMal/Emogen-P
Trend Microtroj_startpa.smt
vba32Trojan.StartPage.agge
V-BusterTrojan.StartPage!JoTC3SqG+O8 (trojan)
Vet (Computer Associates)Win32/StartPage.UKM

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


ActivitiesRisk Levels
Modifies Windows explorer file browser's Advanced settings. Sometimes used by malware to make executable files look like documents.Medium
Enumerates many system files and directories.Low
Process attempts to call itself recursivelyLow
Adds or modifies a COM object.Low
Attempts to write to a memory location of an unknown processLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaGeneric StartPage!b2m
McAfee SupportedGeneric StartPage!b2m



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:

5224988f3e625de1423a975e80946dc979e7a0bc

The following files have been added to the system:

  • %COMMONPROGRAMFILES%\dao.ico
  • %USERPROFILE%\Start Menu\Programs\ÌÔ±¦ÌØÂô.url
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.url
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\ÌÔ±¦ÌØÂô.url
  • %USERPROFILE%\Start Menu\Programs\Internet Explorer.url
  • %ALLUSERSPROFILE%\Desktop\ÌÔ±¦ÌØÂô.url
  • %USERPROFILE%\Start Menu\Internet Explorer.url
  • %USERPROFILE%\Favorites\µçÓ°ÌìÌÃ--¸ßÇåÃâ·ÑµçÓ°ÏÂÔØ»ùµØ.url
  • %USERPROFILE%\Start Menu\ÌÔ±¦ÌØÂô.url
The following files have been deleted:

  • %USERPROFILE%\Start Menu\Programs\Internet Explorer.lnk
The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\DEFAULTICON\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELL\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELL\ɾ³Ý(&D)\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELL\ɾ³Ý(&D)\COMMAND\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELL\ÊÔÐÔ(&R)\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELL\ÊÔÐÔ(&R)\COMMAND\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELL\ÖØÃÜÃÛ(&M)\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELL\ÖØÃÜÃÛ(&M)\COMMAND\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELL\OPEN(&O)\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELL\OPEN(&O)\COMMAND\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELLFOLDER\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\PZ\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\DESKTOP\NAMESPACE\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\
The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\MAIN\START PAGE = http://www.ccc7.com
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\MAIN\WINDOW TITLE = Microsoft Internet Explorer
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\ADVANCED\SHOWSUPERHIDDEN = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\ADVANCED\SUPERHIDDEN = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\EXPLORER\NOINTERNETICON = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELLFOLDER\ATTRIBUTES = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELLFOLDER\HIDEFOLDERVERBS
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELLFOLDER\HIDEONDESKTOPPERUSER
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\SHELLFOLDER\WANTSPARSEDISPLAYNAME
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\PZ\1 = 20100422
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\PZ\5 = 51
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\PZ\9 = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\INTERNET EXPLORER\MAIN\START PAGE = http://www.ccc7.com
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\INTERNET EXPLORER\MAIN\WINDOW TITLE = Microsoft Internet Explorer
   

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.