Crawler Removal Guide

Crawler Description

Crawler is a Internet Explorer toolbar which provides a pop-up blocker, additional search functions, links and other useful features. However, it may also maliciously redirect web searches to rogue websites and change the Internet Explorer default error page. Crawler must be manually installed. It runs every time the user launches Internet Explorer. To remove Crawler use a proven anti-spyware program to make sure it has been terminated.

Crawler Automatic Detection (Recommended)

Is your PC infected with Crawler? To safely & quickly detect Crawler, we highly recommend you...

Download SpyHunter's* Malware Scanner.

Crawler Manual Removal Instructions

Backup Reminder: Always be sure to back up your PC before making any changes.

Step 1 : Use Registry Editor to Remove Crawler Registry Values

Locate and delete "Crawler" registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\CToolbar_UNINSTALL
HKEY_CURRENT_USER\Software\CToolbar
HKEY_LOCAL_MACHINE\SOFTWARE\CToolbar
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{4B3803EA-5230-4DC3-A7FC-33638F3D3542}
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{1CB20BF0-BBAE-40A7-93F4-6435FF3D0411}
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\MenuExt\Crawler Search
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\URLSearchHooks={CFBFAE00-17A6-11D0-99CB-00C04FD64497}
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser\""={4B3803EA-5230-4DC3-A7FC-33638F3D3542}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1CB20BF0-BBAE-40A7-93F4-6435FF3D0411}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Toolbar={4B3803EA-5230-4DC3-A7FC-33638F3D3542}
HKEY_CLASSES_ROOT\PROTOCOLS\Handler\tbr
HKEY_CLASSES_ROOT\TypeLib\{E79BB61D-7F1A-41DF-8AD0-402795E3B566}
HKEY_CLASSES_ROOT\TypeLib\{506F578A-91E1-46CE-830F-E2F4268E9966}
HKEY_CLASSES_ROOT\TypeLib\{2BA9A794-DC89-456F-90F4-A29D3E608216}
HKEY_CLASSES_ROOT\TypeLib\{0085379D-A745-47E0-8642-82A922D9F12D}
HKEY_CLASSES_ROOT\Interface\{E9BBD270-4B87-4EE2-912F-6635674986C0}
HKEY_CLASSES_ROOT\Interface\{B3BA5582-79A9-464D-A7FA-711C5888C6E9}
HKEY_CLASSES_ROOT\Interface\{604EA016-1EDE-41E6-A23E-76CF8F2A4808}
HKEY_CLASSES_ROOT\Interface\{41349826-5C7F-4BF0-8279-5DAF1DE6E9AE}
HKEY_CLASSES_ROOT\Interface\{01C78433-6FDF-4E5A-A82D-B535C32E03DF}
HKEY_CLASSES_ROOT\CLSID\{B1CF6225-211E-4B4C-B466-5F224E348FF3}
HKEY_CLASSES_ROOT\CLSID\{8736C681-37A0-40C6-A0F0-4C083409151C}
HKEY_CLASSES_ROOT\CLSID\{786C6F15-0D85-46FB-9A31-0AA0E93C88FF}
HKEY_CLASSES_ROOT\CLSID\{54ECA872-DB2A-4C6B-BBB2-F3777C6786CC}
HKEY_CLASSES_ROOT\CLSID\{4D25FB7A-8902-4291-960E-9ADA051CFBBF}
HKEY_CLASSES_ROOT\CLSID\{4B3803EA-5230-4DC3-A7FC-33638F3D3542}
HKEY_CLASSES_ROOT\CLSID\{1DDA201E-5B42-4352-933E-21A92B297E3B}
HKEY_CLASSES_ROOT\CLSID\{1CB20BF0-BBAE-40A7-93F4-6435FF3D0411}
HKEY_CLASSES_ROOT\CLSID\{183643C8-EE67-4574-9A38-927852E34163}
HKEY_CLASSES_ROOT\Weather4.WeatherObj
HKEY_CLASSES_ROOT\CToolbar.TB4Server
HKEY_CLASSES_ROOT\CToolbar.TB4Script
HKEY_CLASSES_ROOT\CToolbar.TB4Client
HKEY_CLASSES_ROOT\ctbr.R404Pro
HKEY_CLASSES_ROOT\ctbcommon.Buttons
HKEY_CLASSES_ROOT\CMail.CMailClass
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\SearchAssistant=[site address]
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\Search Bar=[site address]
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\CustomizeSearch=[site address]
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Search\CustomizeSearch=[site address]

Step 2 : Detect and Delete Other Crawler Files

Remove the "Crawler" processes files:

Read more on How to Delete Harmful Files

Site Disclaimer

Publication Date: Tue Feb 23 2010 10:36:13 EST

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