11.00.9600.16428 (winblue_gdr.131013-1700) 50.16%
11.00.9600.16384 (winblue_rtm.130821-1623) 47.37%
11.00.9431.0 (winmain_bluemp_ie.130626-2110) 0.05%
11.00.9431.0 (winmain_bluemp.130615-1214) 2.42%



Internet Explorer by Microsoft

Remove webcheck.dll
This is a Windows system installed file with Windows File Protection (WFP) enabled.


There are 4 versions of webcheck.dll in the wild, the latest version being 11.00.9600.16428 (winblue_gdr.131013-1700). The average file size is about 203 KB.


File name:webcheck.dll
Publisher:Microsoft Corporation
Product name:Internet Explorer
Description:Web Site Monitor
Typical file path:C:\windows\syswow64\webcheck.dll
Original name:WEBCHECK.DLL.MUI


(Note, the behaviors below are for all versions of webcheck.dll, select a unique version for details.)
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
  • 'WebCheck' with CLSID {E6FB5E20-DE35-11CF-9C87-00AA005127ED}
  • 'WebCheck SyncMgr Handler' with CLSID {7FC0B86E-5FA7-11d1-BC7C-00C04FD929DB}
  • 'Subscription Mgr' with CLSID {ABBE31D0-6DAE-11D0-BECA-00C04FD940BE}
  • 'Code Download Agent' with CLSID {7D559C10-9FE9-11d0-93F7-00AA0059CE02}
  • 'Subscription Folder' with CLSID {F5175861-2688-11d0-9C5E-00AA00A45957}
  • 'WebCheckWebCrawler' with CLSID {08165EA0-E946-11CF-9C87-00AA005127ED}
Shell service object delay loads
  • WebCheck

VersionsAll file variations of webcheck.dll

MD5SHA-1File size
03b3541ae6986602cf9cb5b3ad169c33 005d9fbae37cd02bdfa3ae4e9b4ec0aa8788a512 203.5 KB
5b25e0d4812a410a2d18009f9ac8c5b3 f3b2525731581a26e0ae64079f9abb80da11c871 203.5 KB
075792738d2c5392d2d150f4e308f55b efa01615cd44611063c4861a8cb8cf18fe863df9 202.5 KB
0144d9b8e02406737860856f5ab98641 3720d93a17ce34c76d52916c68e41af3f88765c9 202.5 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 38.50%
Windows 8.1 17.75%
Windows 8.1 Pro 15.00%
Windows 7 Ultimate 12.50%
Windows 8.1 Single Language 7.50%
Windows 7 Professional 5.00%
Windows 8.1 N 2.50%
Windows 8.1 Pro with Media Center 1.25%

Distribution by countryDistribution by country

United States installs about 55.00% of Internet Explorer.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 24.00%
Hewlett-Packard 20.00%
Dell 20.00%
Toshiba 14.00%
Acer 10.00%
Lenovo 8.00%
Samsung 2.00%
Alienware 2.00%
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