The following instructions have been created to help you to get rid of "CoolWWWSearch.GonnaSearch" manually.
Use this guide at your own risk; software should usually be better suited to remove malware, since it is able to look deeper.

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Threat Details:

Categories:
  • trojan

Description:
This trojan horse gets installed in background, it runs in various deceptive form in background, allows other malware and trojans to enter the computer and promotes malicious security software.
Supposed Functionality:
supposed to be a browser helper object with search functions for the Internet Explorer
Removal Instructions:

Autorun:

Please use Spybot-S&D, RunAlyzer or msconfig.exe to remove the following autorun entries.
  • Entries named "Microsoft Windows Installer".
  • Entries named "standalone".

Files:

Please use Windows Explorer or another file manager of your choice to locate and delete these files.
  • The file at "<$LOCALSETTINGS>\Temp\stdrun2.exe".
  • The file at "c:\wloader.exe".
  • The file at "<$SYSDIR>\tcpip.exe".
  • The file at "<$PROGRAMFILES>\BHO Plugin\_icons.dat".
  • The file at "<$PROGRAMFILES>\BHO Plugin\~_icons.dat".
  • The file at "<$PROGRAMFILES>\BHO Plugin\~lw.dat".
  • The file at "<$PROGRAMFILES>\BHO Plugin\~lw.ext".
  • The file at "<$PROGRAMFILES>\BHO Plugin\~uninstall.exe".
  • The file at "<$PROGRAMFILES>\BHO Plugin\21.ico".
  • The file at "<$PROGRAMFILES>\BHO Plugin\lw.dat".
  • The file at "<$PROGRAMFILES>\BHO Plugin\lw.ext".
  • The file at "<$PROGRAMFILES>\BHO Plugin\plugin.dll".
  • The file at "<$PROGRAMFILES>\BHO Plugin\plugin1.dll".
  • The file at "<$PROGRAMFILES>\BHO Plugin\uninstall.exe".
  • The file at "<$SYSDRIVE>\21.com.lnk".
  • The file at "<$SYSDRIVE>\BHO Plugin\21.ico".
  • The file at "<$QUICKLAUNCH>\21.com.lnk".
  • The file at "<$DESKTOP>\21.com.lnk".
  • The file at "<$FAVORITES>\21.com.lnk".
  • The file at "<$SYSDRIVE>\AutoSearch.dll".
  • The file at "<$WINDIR>\Temp\stdrun1.exe".
  • The file at "<$WINDIR>\Temp\stdrun2.exe".
  • The file at "<$WINDIR>\Temp\stdrun3.exe".
  • The file at "<$SYSDIR>\durvil1.dll".
  • The file at "<$SYSDIR>\durvil1.exe".
  • The file at "<$LOCALSETTINGS>\Temp\~ds39990.tmp".
  • The file at "<$WINDIR>\Temp\~ds39990.tmp".
  • The file at "<$WINDIR>\Temp\stdrun4.exe".
  • The file at "<$WINDIR>\Temp\stdrun5.exe".
  • The file at "<$WINDIR>\Temp\stdrun6.exe".
  • The file at "<$WINDIR>\Temp\rsi.exe".
Make sure you set your file manager to display hidden and system files. If CoolWWWSearch.GonnaSearch uses rootkit technologies, use our RootAlyzer or our Total Commander anti-rootkit plugins.
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify files!

Important: There are more files that cannot be safely described in simple words. Please use Spybot-S&D to remove them.

Folders:

Please use Windows Explorer or another file manager of your choice to locate and delete these folders.
  • The directory at "<$PROGRAMFILES>\BHO Plugin".
  • The directory at "<$SYSDRIVE>\BHO Plugin".
Make sure you set your file manager to display hidden and system files. If CoolWWWSearch.GonnaSearch uses rootkit technologies, use our RootAlyzer or our Total Commander anti-rootkit plugins.
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify folders!

Registry:

You can use regedit.exe (included in Windows) to locate and delete these registry entries.
  • Delete the registry key "{150FA160-130D-451F-B863-B655061432BA}" at "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\".
  • Delete the registry key "{E7AFFF2A-1B57-49C7-BF6B-E5123394C970}" at "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\".
  • Delete the registry key "{02478D38-C3F9-4efb-9B51-7695ECA15670}" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\".
  • Delete the registry key "BHO" at "HKEY_USERS\S-1-5-18\Software\".
  • Delete the registry key "AutoSearch.AutoSearchObj" at "HKEY_USERS\S-1-5-18\Software\Classes\".
  • Delete the registry key "AutoSearch.AutoSearchObj.1" at "HKEY_USERS\S-1-5-18\Software\Classes\".
  • Delete the registry key "{A55581DC-2CDB-4089-8878-71A080B22342}" at "HKEY_USERS\S-1-5-18\Software\Classes\CLSID\".
  • Remove "meceweq.html" from registry value "Source" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Internet Explorer\Desktop\Components\0\".
  • Remove "pofoz.html" from registry value "Source" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Internet Explorer\Desktop\Components\1\".
  • Delete the registry value "{A8B28872-3324-4CD2-8AA3-7D555C872D96}" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Internet Explorer\URLSearchHooks\".
  • Delete the registry key "*" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Notepad\".
  • Delete the registry key "*½" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Notepad\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry key "{00000010-6F7D-442C-93E3-4A4827C2E4C8}" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\".
  • Delete the registry key "{40A2988E-C954-4DDE-BD08-453191805BB9}" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\".
  • Delete the registry key "{8503435F-5C86-4CA6-86CC-D789D428BA68}" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\".
  • Delete the registry key "{A55581DC-2CDB-4089-8878-71A080B22342}" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\".
  • Delete the registry key "{A8B28872-3324-4CD2-8AA3-7D555C872D96}" at "HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\".
  • Remove "stdrun4" from registry value "parom" at "HKEY_USERS\S-1-5-18\Software\NVIDIA Corporation\Cpanel\".
  • Delete the registry key "sysuid" at "HKEY_USERS\S-1-5-18\Software\System\".
  • Delete the registry key "AutoSearch.AutoSearchObj" at "HKEY_USERS\S-1-5-19\Software\Classes\".
  • Delete the registry key "AutoSearch.AutoSearchObj.1" at "HKEY_USERS\S-1-5-19\Software\Classes\".
  • Delete the registry key "{A55581DC-2CDB-4089-8878-71A080B22342}" at "HKEY_USERS\S-1-5-19\Software\Classes\CLSID\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_USERS\S-1-5-19\Software\Classes\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_USERS\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry value "parom" at "HKEY_USERS\S-1-5-19\Software\NVIDIA Corporation\Cpanel\".
  • Delete the registry key "AutoSearch.AutoSearchObj" at "HKEY_USERS\S-1-5-19_Classes\".
  • Delete the registry key "AutoSearch.AutoSearchObj.1" at "HKEY_USERS\S-1-5-19_Classes\".
  • Delete the registry key "{A55581DC-2CDB-4089-8878-71A080B22342}" at "HKEY_USERS\S-1-5-19_Classes\CLSID\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_USERS\S-1-5-19_Classes\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry key "AutoSearch.AutoSearchObj" at "HKEY_USERS\S-1-5-20\Software\Classes\".
  • Delete the registry key "AutoSearch.AutoSearchObj.1" at "HKEY_USERS\S-1-5-20\Software\Classes\".
  • Delete the registry key "{A55581DC-2CDB-4089-8878-71A080B22342}" at "HKEY_USERS\S-1-5-20\Software\Classes\CLSID\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_USERS\S-1-5-20\Software\Classes\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_USERS\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry value "parom" at "HKEY_USERS\S-1-5-20\Software\NVIDIA Corporation\Cpanel\".
  • Delete the registry key "AutoSearch.AutoSearchObj" at "HKEY_USERS\S-1-5-20_Classes\".
  • Delete the registry key "AutoSearch.AutoSearchObj.1" at "HKEY_USERS\S-1-5-20_Classes\".
  • Delete the registry key "{A55581DC-2CDB-4089-8878-71A080B22342}" at "HKEY_USERS\S-1-5-20_Classes\CLSID\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_USERS\S-1-5-20_Classes\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_USERS\S-1-5-21-790525478-1364589140-839522115-1003_Classes\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry key "BHO" at "HKEY_CURRENT_USER\Software\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_CURRENT_USER\Software\Classes\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Remove "meceweq.html" from registry value "Source" at "HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Desktop\Components\1\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry key "{9BB5B49C-0D59-418D-A6A5-F6373B8FEF64}" at "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\".
  • Delete the registry key "{02478D38-C3F9-4efb-9B51-7695ECA15670}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{40A2988E-C954-4DDE-BD08-453191805BB9}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{8503435F-5C86-4CA6-86CC-D789D428BA68}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{9F761725-0B32-41F8-BE0E-011F43C6190F}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_CLASSES_ROOT\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\".
  • Delete the registry key "BHO" at "HKEY_LOCAL_MACHINE\SOFTWARE\".
  • Delete the registry value "{9F761725-0B32-41F8-BE0E-011F43C6190F}" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved\".
  • Delete the registry key "TCP and UDP Support" at "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\".
  • Delete the registry key "TCP and UDP Support" at "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\".
  • Delete the registry key "TCP and UDP Support" at "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet003\Services\".
  • Delete the registry value "<$SYSDIR>\tcpip.exe" at "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\".
  • Delete the registry value "<$SYSDIR>\tcpip.exe" at "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\".
  • Delete the registry value "<$SYSDIR>\tcpip.exe" at "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet003\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\".
  • Delete the registry key "{9BB5B49C-0D59-418d-A6A5-F6373B8FEF64}" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\".
If CoolWWWSearch.GonnaSearch uses rootkit technologies, use our RegAlyzer, RootAlyzer or our Total Commander anti-rootkit plugins.

Final Words:

If neither Spybot-S&D nor self help did resolve the issue or you would prefer one on one help,
  1. Please read these instructions before requesting assistance,
  2. Then start your own thread in the Malware Removal Forum where a volunteer analyst will advise you as soon as available.