6.3.9600.16384 (winblue_rtm.130821-1623) 17.66%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.12%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.83%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.02%
6.2.9200.16384 (win8_rtm.120725-1247) 4.86%
6.2.9200.16384 (win8_rtm.120725-1247) 56.96%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.22%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.12%
6.2.8250.0 (winmain_win8beta.120217-1520) 0.02%
6.2.8102.0 (winmain_win8m3.110823-1455) 0.12%
6.1.7601.17699 (win7sp1_gdr.110930-1501) 0.02%
6.0.6002.18521 (vistasp2_gdr.110930-0337) 16.45%
6.0.6002.18005 (lh_sp2rtm.090410-1830) 0.83%
6.0.6001.18000 (longhorn_rtm.080118-1840) 0.12%
6.0.6001.18000 (longhorn_rtm.080118-1840) 0.83%
6.0.6000.16480 (vista_gdr.070502-0022) 0.83%



Microsoft Contacts DLL by Microsoft

Remove WAB32.dll
This is a Windows system installed file with Windows File Protection (WFP) enabled.


There are 16 versions of wab32.dll in the wild, the latest version being 6.3.9600.16384 (winblue_rtm.130821-1623). The average file size is about 741.53 KB. The programs BDE Borland Database Engine, ACL Components XI and OmniView Presenter Module have been observed as installing specific variations of wab32.dll.

About wab32.dll (from Microsoft)

Windows provides an address book for storing contact information. The WAB is an application and service that enables users to keep track of people. The WAB has a local database and user interface for


File name:wab32.dll
Publisher:Microsoft Corporation
Product name:Microsoft (R) Contacts DLL
Description:Microsoft® Windows® Operating System
Typical file path:C:\Program Files\common files\system\wab32.dll

ResourcesPrograms installed in

(Note, the programs listed below are for all versions of Microsoft (R) Contacts DLL.)
9% remove
ACL Services Ltd.
2% remove
Calabrio Inc.
7% remove
GatherWorks, Inc.
2% remove
Intuit Inc.
4% remove
9% remove
Lawrence Albert
22% remove
In just two clicks, WinBubble will help you to customize and tweak your Windows Vista easily. Its features cover customization, security and optimization. Features: Windows customizations: add/edit OE...
12% remove
This program provides the utilities (sub packages) related for the special keys and buttons on your computer. The special keys and buttons are designed on the accessibility and usability. The utilitie...
Luzius Schneider
1% remove
Technology Group International
4% remove


(Note, the behaviors below are for all versions of wab32.dll, select a unique version for details.)
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
  • 'contact_wab_auto_file' with CLSID {CF67796C-F57F-45F8-92FB-AD698826C602}
  • 'group_wab_auto_file' with CLSID {16C2C29D-0E5F-45f3-A445-03E03F587B7D}
  • '.contact shell extension handler' with CLSID {8082C5E6-4C27-48ec-A809-B8E1122E8F97}
  • '.group shell extension handler' with CLSID {4F58F63F-244B-4c07-B29F-210BE59BE9B4}
  • 'Windows Contact Preview Handler' with CLSID {13D3C4B8-B179-4ebb-BF62-F704173E7448}

VersionsAll file variations of wab32.dll

MD5SHA-1File size
475c05616480bbdc6e2c929e70d38795 365cec0380d341c8b28434c3382dcdc9c09445a4 831.5 KB
6d27b4cbbad70b996357ff843ddf7452 896f53414df38d1d65b52703c31c366fbe3d3a55 694 KB
28d91834782d10c9a09a2c549f3bed87 0cb6b192279ee529e43723c6f7d0617c50b1945b 831.5 KB
67c420e407626b3edf06ce14c5bc503e c8e78b541eeaabe7f7319356c016424d1f28b10a 694 KB
21bc207f0786cbfd3a93394524d6c5bb 4d0080d4d4f1637f8bb6807aa9fff4b9c409d68f 698.5 KB
30a991095d3ea6c104632869e6b35f5e d7061d8769b8a8cffef1cfcb9e2441c49050afa9 848 KB
6e28b6044af1d7f210e19cea210e22a3 17bfd2a24fc1c7f4f4e4997f4e9270eb6756b037 848.5 KB
8eb0ad93cf9f32c5cdee4500ff68f846 c9395e8eaffff4ffb432955c9ddedb6acd2a02d6 699 KB
523ed4f0124b026312ea82d9a0fb690f 8b79f1a502a8d0c898990896183ef5df00f994f5 698 KB
0f36d8d8eeb5b13a6a2397c07af1cb0b 5a0cd1b87cc7cb51faf3350d4edc9d41b53f299c 693 KB
c5237836978f9fafb933ffe41256d66a 0739fece1294e4cb9414dbc7fac831be6146871e 692 KB
f101c848a95fdc6474a66a9d395eaaeb 38ee5e6d0237b99cd368e4c7451da6befb7d2176 691 KB
bba8332339da3d2d126c386ed038e7be c114b0e83499bdac6270ec39738fdf39dc95db74 691 KB
af8d0d17d6a2fd4e0e90628e8bf007c1 2c65df09f7920e83df70f8b6edcc67e86809ac65 873 KB
9ba168728e8ed3a436c68621d83ad3bd 76fcc149f45bc82fd44fdb9b5a3643d7e18a275a 691 KB
ef8f7615788d0c354e9e5e0a627b2393 028399f91d67ceaddf1c3941c3ceb70edac2e05a 690.5 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 8.1 35.00%
Windows 8.1 Pro 23.75%
Windows 8.1 Single Language 10.00%
Windows 8 Single Language 10.00%
Windows 8 7.50%
Windows 8.1 Pro with Media Center 3.75%
Windows 8.1 N 2.50%
Windows 8 Enterprise N 2.50%
Windows 8.1 Enterprise Evaluation 2.50%
Windows 8 Pro 2.50%

Distribution by countryDistribution by country

United States installs about 40.00% of Microsoft (R) Contacts DLL.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 30.48%
Lenovo 22.86%
Dell 19.05%
Hewlett-Packard 9.52%
Acer 6.67%
Intel 3.81%
Toshiba 3.81%
Samsung 1.90%
Alienware 1.90%
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