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    Microsoft Support

    August 2015 anti-malware platform update for Windows Defender in Windows 8.1 and Windows 8

    Content provided by Microsoft

    Content provided by Microsoft

    Applies to: Windows 8.1 EnterpriseWindows 8.1 ProWindows 8.1Windows RT 8.1Windows 8 EnterpriseWindows 8 ProWindows 8Windows RT More


    This anti-malware platform update for Windows Defender updates Windows Defender services, drivers, and UIs in Windows RT 8.1, Windows 8.1, Windows RT, and Windows 8. This update has prerequisites.

    Microsoft regularly releases anti-malware platform updates to guarantee consistency in protection, performance, robustness, and usability in a malware landscape that is constantly changing.

    About this update


    This anti-malware platform update contains the following improvements:
    • Reduces network traffic when signatures are fetched from Universal Naming Convention (UNC) shares
    • Updates to improve existing functionality to the anti-malware platform

    How to obtain this update


    Method 1: Windows Update

    This update is available on Windows Update. For more information on how to run Windows Update, see How to get an update through Windows Update.

    Method 2: Microsoft Download Center

    The following files are available for download from the Microsoft Download Center:
    Operating systemUpdate
    All supported x86-based versions of Windows 8.1Download Download the package now.
    All supported x64-based versions of Windows 8.1 Download Download the package now.
    All supported x86-based versions of Windows 8Download Download the package now.
    All supported x64-based versions of Windows 8 Download Download the package now.
    Note The update for Windows RT 8.1 or Windows RT can be obtained only from Windows Update.

    For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
    119591 How to obtain Microsoft support files from online services
    Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

    Update detail information

    Prerequisites

    To apply this update for Windows 8.1 and Windows RT 8.1, you must install April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355).

    Registry information

    To use the update in this package, you do not have to make any changes to the registry.

    Restart requirement

    You may have to restart the computer after you apply this update.

    Update replacement information

    This update does not replace a previously released update.
    File information
    The global version of this update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

    Windows 8.1 and Windows RT 8.1 file information and notes

    • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
      VersionProductMilestoneService branch
      6.3.960 0.17 xxxWindows RT 8.1 and Windows 8.1RTMGDR
    • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are not listed.
    For all supported x86-based versions of Windows 8.1
    File nameFile versionFile sizeDateTimePlatform
    Wdboot.sys4.8.207.038,92807-Jul-201509:45x86
    Wdfilter.sys4.8.207.0233,30407-Jul-201509:45x86
    Mpevmsg.dll4.8.207.0111,26406-Jul-201519:08x86
    Defender.psd1Not applicable1,25206-Jul-201519:08Not applicable
    Msft_mpcomputerstatus.cdxmlNot applicable49315-Dec-201423:34Not applicable
    Msft_mppreference.cdxmlNot applicable36,71106-Jul-201519:08Not applicable
    Msft_mpscan.cdxmlNot applicable1,82115-Dec-201423:34Not applicable
    Msft_mpsignature.cdxmlNot applicable1,80515-Dec-201423:34Not applicable
    Msft_mpthreat.cdxmlNot applicable1,43115-Dec-201423:34Not applicable
    Msft_mpthreatcatalog.cdxmlNot applicable93315-Dec-201423:34Not applicable
    Msft_mpthreatdetection.cdxmlNot applicable92515-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable85,23615-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable85,12815-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable87,03615-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable86,02815-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable59,73015-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable60,67415-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable84,28015-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable82,18815-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,67415-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93215-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable53,74815-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable53,93815-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.mflNot applicable53,93815-Dec-201423:34Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:34Not applicable
    Protectionmanagement.dll4.8.207.0462,18406-Jul-201519:08x86
    Protectionmanagement.mofNot applicable27,48206-Jul-201519:08Not applicable
    Protectionmanagement_uninstall.mofNot applicable2,38215-Dec-201423:34Not applicable
    Mpuxhostproxy.dll4.8.207.027,45606-Jul-201519:08x86
    Mpuxsrv.exe4.8.207.051,54407-Jul-201509:45x86
    Windows.defender.lnkNot applicable1,13921-Aug-201323:52Not applicable
    Wdnisdrv.sys4.8.207.084,82407-Jul-201509:45x86
    Nisipsplugin.dll4.8.207.096,40006-Jul-201519:08x86
    Nislog.dll4.8.207.056,43206-Jul-201519:08x86
    Nissrv.exe4.8.207.0284,52007-Jul-201509:45x86
    Niswfp.dll4.8.207.067,81606-Jul-201519:08x86
    Dbghelp.dll6.3.9600.172511,231,52819-Sep-201422:08x86
    Symsrv.dll6.3.9600.17251128,68019-Sep-201422:08x86
    Symsrv.yesNot applicable118-Jun-201312:19Not applicable
    Mpasdesc.dll4.8.207.0152,73606-Jul-201519:08x86
    Mpclient.dll4.8.207.0696,96806-Jul-201519:08x86
    Mpcmdrun.exe4.8.207.0326,01607-Jul-201509:45x86
    Mpcommu.dll4.8.207.0290,25606-Jul-201519:08x86
    Mpoav.dll4.8.207.0212,25606-Jul-201519:08x86
    Mprtp.dll4.8.207.0447,55206-Jul-201519:08x86
    Mpsvc.dll4.8.207.01,429,90406-Jul-201519:08x86
    Mptpmatt.dll4.8.207.066,34406-Jul-201519:08x86
    Msmpcom.dll4.8.207.063,48806-Jul-201519:08x86
    Msmpeng.exe4.8.207.022,22407-Jul-201509:45x86
    Msmplics.dll4.8.207.020,40806-Jul-201519:08x86
    Winshfhc.dll6.3.9762.012,80002-Feb-201523:53x86
    Eppmanifest.dll4.8.207.0276,12806-Jul-201519:08x86
    Msascui.exe4.8.207.01,046,08006-Jul-201519:08x86
    Msmpres.dll4.8.207.0442,01606-Jul-201519:08x86
    For all supported x64-based versions of Windows 8.1
    File nameFile versionFile sizeDateTimePlatform
    Wdboot.sys4.8.207.044,56007-Jul-201509:40x64
    Wdfilter.sys4.8.207.0270,16807-Jul-201509:40x64
    Mpevmsg.dll4.8.207.0111,26406-Jul-201519:20x64
    Defender.psd1Not applicable1,25229-Jun-201515:06Not applicable
    Msft_mpcomputerstatus.cdxmlNot applicable49313-Jan-201523:08Not applicable
    Msft_mppreference.cdxmlNot applicable36,71129-Jun-201515:06Not applicable
    Msft_mpscan.cdxmlNot applicable1,82113-Jan-201523:08Not applicable
    Msft_mpsignature.cdxmlNot applicable1,80513-Jan-201523:08Not applicable
    Msft_mpthreat.cdxmlNot applicable1,43113-Jan-201523:08Not applicable
    Msft_mpthreatcatalog.cdxmlNot applicable93313-Jan-201523:08Not applicable
    Msft_mpthreatdetection.cdxmlNot applicable92513-Jan-201523:08Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable85,23613-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable85,12813-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable87,03613-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable86,02813-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable59,73013-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable60,67413-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable84,28013-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable82,18813-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,67413-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93213-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable77,65213-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable53,74813-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable53,93813-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.mflNot applicable53,93813-Jan-201523:09Not applicable
    Protectionmanagement_uninstall.mflNot applicable93013-Jan-201523:09Not applicable
    Protectionmanagement.dll4.8.207.0640,83206-Jul-201519:20x64
    Protectionmanagement.mofNot applicable27,48229-Jun-201515:06Not applicable
    Protectionmanagement_uninstall.mofNot applicable2,38213-Jan-201523:08Not applicable
    Advapi32.dll4.0.1000.013,31206-Jul-201519:20x64
    Kernel32.dll4.0.1000.029,18402-Feb-201523:53x64
    Ole32.dll4.0.1000.06,14406-Jul-201519:20x64
    Psapi.dll4.0.1000.05,12002-Feb-201523:53x64
    Secur32.dll4.0.1000.04,60802-Feb-201523:53x64
    Shell32.dll4.0.1000.05,12002-Feb-201523:53x64
    Shlwapi.dll4.0.1000.05,63202-Feb-201523:53x64
    User32.dll4.0.1000.05,63202-Feb-201523:53x64
    Version.dll4.0.1000.05,12002-Feb-201523:53x64
    Wtsapi32.dll4.0.1000.05,12002-Feb-201523:53x64
    Mpuxhostproxy.dll4.8.207.028,48006-Jul-201519:20x64
    Mpuxsrv.exe4.8.207.059,73607-Jul-201509:40x64
    Windows.defender.lnkNot applicable1,13922-Aug-201306:56Not applicable
    Wdnisdrv.sys4.8.207.0114,52007-Jul-201509:40x64
    Nisipsplugin.dll4.8.207.0119,80006-Jul-201519:20x64
    Nislog.dll4.8.207.068,44806-Jul-201519:20x64
    Nissrv.exe4.8.207.0366,55207-Jul-201509:39x64
    Niswfp.dll4.8.207.081,94406-Jul-201519:20x64
    Dbghelp.dll6.3.9600.172511,532,58419-Sep-201422:09x64
    Symsrv.dll6.3.9600.17251143,52019-Sep-201422:09x64
    Symsrv.yesNot applicable118-Jun-201314:43Not applicable
    Mpasdesc.dll4.8.207.0152,73606-Jul-201519:20x64
    Mpclient.dll4.8.207.0895,43206-Jul-201519:20x64
    Mpcmdrun.exe4.8.207.0387,33607-Jul-201509:39x64
    Mpcommu.dll4.8.207.0376,44806-Jul-201519:20x64
    Mpoav.dll4.8.207.0275,73606-Jul-201519:20x64
    Mprtp.dll4.8.207.0567,56006-Jul-201519:20x64
    Mpsvc.dll4.8.207.01,784,24806-Jul-201519:20x64
    Mptpmatt.dll4.8.207.062,76006-Jul-201519:20x64
    Msmpcom.dll4.8.207.080,89606-Jul-201519:20x64
    Msmpeng.exe4.8.207.023,82407-Jul-201509:39x64
    Msmplics.dll4.8.207.020,40806-Jul-201519:20x64
    Winshfhc.dll6.3.9762.014,84802-Feb-201523:53x64
    Eppmanifest.dll4.8.207.0276,12806-Jul-201519:20x64
    Msascui.exe4.8.207.01,401,38406-Jul-201519:20x64
    Msmpres.dll4.8.207.0442,01606-Jul-201519:20x64
    Mpasdesc.dll4.8.207.0152,73606-Jul-201519:08x86
    Mpclient.dll4.8.207.0696,96806-Jul-201519:08x86
    Mpoav.dll4.8.207.0212,25606-Jul-201519:08x86
    Msmplics.dll4.8.207.020,40806-Jul-201519:08x86
    Winshfhc.dll6.3.9762.012,80002-Feb-201523:53x86
    Eppmanifest.dll4.8.207.0276,12806-Jul-201519:08x86
    For all supported Windows RT 8.1
    File nameFile versionFile sizeDateTimePlatform
    Wdboot.sys4.8.207.061,96807-Jul-201509:51Not applicable
    Wdfilter.sys4.8.207.0229,72807-Jul-201509:51Not applicable
    Mpevmsg.dll4.8.207.0119,28006-Jul-201519:10Not applicable
    Defender.psd1Not applicable1,25206-Jul-201519:10Not applicable
    Msft_mpcomputerstatus.cdxmlNot applicable49315-Dec-201423:36Not applicable
    Msft_mppreference.cdxmlNot applicable36,71106-Jul-201519:10Not applicable
    Msft_mpscan.cdxmlNot applicable1,82115-Dec-201423:36Not applicable
    Msft_mpsignature.cdxmlNot applicable1,80515-Dec-201423:36Not applicable
    Msft_mpthreat.cdxmlNot applicable1,43115-Dec-201423:36Not applicable
    Msft_mpthreatcatalog.cdxmlNot applicable93315-Dec-201423:36Not applicable
    Msft_mpthreatdetection.cdxmlNot applicable92515-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable85,23615-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable85,12815-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable87,03615-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable86,02815-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable59,73015-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable60,67415-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable84,28015-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable82,18815-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,67415-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93215-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable77,65215-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable53,74815-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable53,93815-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.mflNot applicable53,93815-Dec-201423:36Not applicable
    Protectionmanagement_uninstall.mflNot applicable93015-Dec-201423:36Not applicable
    Protectionmanagement.dll4.8.207.0476,58406-Jul-201519:10Not applicable
    Protectionmanagement.mofNot applicable27,48206-Jul-201519:10Not applicable
    Protectionmanagement_uninstall.mofNot applicable2,38215-Dec-201423:36Not applicable
    Mpuxhostproxy.dll4.8.207.047,28006-Jul-201519:10Not applicable
    Mpuxsrv.exe4.8.207.061,80007-Jul-201509:51Not applicable
    Windows.defender.lnkNot applicable1,13921-Aug-201323:43Not applicable
    Wdnisdrv.sys4.8.207.0115,04007-Jul-201509:51Not applicable
    Nisipsplugin.dll4.8.207.0101,46406-Jul-201519:10Not applicable
    Nislog.dll4.8.207.068,12006-Jul-201519:10Not applicable
    Nissrv.exe4.8.207.0289,03207-Jul-201509:51Not applicable
    Niswfp.dll4.8.207.080,62406-Jul-201519:10Not applicable
    Mpasdesc.dll4.8.207.0160,24006-Jul-201519:10Not applicable
    Mpclient.dll4.8.207.0651,64006-Jul-201519:10Not applicable
    Mpcmdrun.exe4.8.207.0314,04007-Jul-201509:51Not applicable
    Mpcommu.dll4.8.207.0289,02406-Jul-201519:10Not applicable
    Mpoav.dll4.8.207.0188,99206-Jul-201519:10Not applicable
    Mprtp.dll4.8.207.0405,72806-Jul-201519:10Not applicable
    Mpsvc.dll4.8.207.01,301,84806-Jul-201519:10Not applicable
    Mptpmatt.dll4.8.207.068,12006-Jul-201519:10Not applicable
    Msmpcom.dll4.8.207.069,63206-Jul-201519:10Not applicable
    Msmpeng.exe4.8.207.047,28807-Jul-201509:51Not applicable
    Msmplics.dll4.8.207.026,40806-Jul-201519:10Not applicable
    Winshfhc.dll6.3.9762.032,76802-Feb-201523:54Not applicable
    Eppmanifest.dll4.8.207.0283,12006-Jul-201519:10Not applicable
    Msascui.exe4.8.207.01,055,93606-Jul-201519:10Not applicable
    Msmpres.dll4.8.207.0451,04806-Jul-201519:10Not applicable

    Windows 8 and Windows RT file information

    For all supported x86-based versions of Windows 8
    File nameFile versionFile sizeDateTimePlatform
    Wdboot.sys4.8.207.038,92806-Jul-201515:03x86
    Wdfilter.sys4.8.207.0244,60006-Jul-201514:31x86
    Wdboot.sys4.8.207.038,92806-Jul-201515:21x86
    Wdfilter.sys4.8.207.0244,60006-Jul-201514:32x86
    Mpevmsg.dll4.8.207.0111,26406-Jul-201514:31x86
    Mpevmsg.dll4.8.207.0111,26406-Jul-201514:32x86
    Mpuxhostproxy.dll4.8.207.027,45606-Jul-201514:31x86
    Mpuxsrv.exe4.8.207.060,01606-Jul-201514:31x86
    Windows.defender.lnkNot applicable1,13928-Mar-201400:46Not applicable
    Mpuxhostproxy.dll4.8.207.027,45606-Jul-201514:32x86
    Mpuxsrv.exe4.8.207.060,01606-Jul-201514:32x86
    Windows.defender.lnkNot applicable1,13924-Mar-201422:31Not applicable
    Dbghelp.dll6.3.9600.172511,231,52806-Sep-201400:45x86
    Mpasdesc.dll4.8.207.0152,73606-Jul-201514:31x86
    Mpclient.dll4.8.207.0696,96806-Jul-201514:31x86
    Mpcmdrun.exe4.8.207.0316,55206-Jul-201515:03x86
    Mpcommu.dll4.8.207.0290,25606-Jul-201514:31x86
    Mpoav.dll4.8.207.0212,25606-Jul-201514:31x86
    Mprtp.dll4.8.207.0447,55206-Jul-201514:31x86
    Mpsvc.dll4.8.207.01,429,90406-Jul-201514:31x86
    Mptpmatt.dll4.8.207.066,34406-Jul-201514:31x86
    Msmpcom.dll4.8.207.063,48806-Jul-201514:56x86
    Msmpeng.exe4.8.207.014,48006-Jul-201515:03x86
    Msmplics.dll4.8.207.020,40806-Jul-201514:31x86
    Symsrv.dll6.3.9600.17251128,68006-Sep-201400:45x86
    Symsrv.yesNot applicable106-Dec-201323:25Not applicable
    Dbghelp.dll6.3.9600.172511,231,52806-Sep-201400:44x86
    Mpasdesc.dll4.8.207.0152,73606-Jul-201514:32x86
    Mpclient.dll4.8.207.0696,96806-Jul-201514:32x86
    Mpcmdrun.exe4.8.207.0316,56006-Jul-201515:22x86
    Mpcommu.dll4.8.207.0290,25606-Jul-201514:32x86
    Mpoav.dll4.8.207.0212,25606-Jul-201514:32x86
    Mprtp.dll4.8.207.0447,55206-Jul-201514:32x86
    Mpsvc.dll4.8.207.01,429,90406-Jul-201514:32x86
    Mptpmatt.dll4.8.207.066,34406-Jul-201514:32x86
    Msmpcom.dll4.8.207.063,48806-Jul-201514:56x86
    Msmpeng.exe4.8.207.014,48006-Jul-201515:22x86
    Msmplics.dll4.8.207.020,40806-Jul-201514:32x86
    Symsrv.dll6.3.9600.17251128,68006-Sep-201400:44x86
    Symsrv.yesNot applicable106-Nov-201223:04Not applicable
    Eppmanifest.dll4.8.207.0276,12806-Jul-201514:31x86
    Msascui.exe4.8.207.01,046,08006-Jul-201514:31x86
    Msmpres.dll4.8.207.0442,01606-Jul-201514:31x86
    Eppmanifest.dll4.8.207.0276,12806-Jul-201514:32x86
    Msascui.exe4.8.207.01,046,08006-Jul-201514:32x86
    Msmpres.dll4.8.207.0442,01606-Jul-201514:32x86
    For all supported x64-based versions of Windows 8
    File nameFile versionFile sizeDateTimePlatform
    Wdboot.sys4.8.207.044,56006-Jul-201516:16x64
    Wdfilter.sys4.8.207.0281,94406-Jul-201514:32x64
    Wdboot.sys4.8.207.044,56006-Jul-201517:18x64
    Wdfilter.sys4.8.207.0281,94406-Jul-201514:32x64
    Mpevmsg.dll4.8.207.0111,26406-Jul-201514:32x64
    Mpevmsg.dll4.8.207.0111,26406-Jul-201514:32x64
    Mpuxhostproxy.dll4.8.207.028,48006-Jul-201514:32x64
    Mpuxsrv.exe4.8.207.068,39206-Jul-201514:32x64
    Windows.defender.lnkNot applicable1,13928-Mar-201400:50Not applicable
    Mpuxhostproxy.dll4.8.207.028,48006-Jul-201514:32x64
    Mpuxsrv.exe4.8.207.068,39206-Jul-201514:32x64
    Windows.defender.lnkNot applicable1,13924-Mar-201422:30Not applicable
    Dbghelp.dll6.3.9600.172511,532,58406-Sep-201400:46x64
    Mpasdesc.dll4.8.207.0152,73606-Jul-201514:32x64
    Mpclient.dll4.8.207.0895,43206-Jul-201514:32x64
    Mpcmdrun.exe4.8.207.0377,51206-Jul-201516:16x64
    Mpcommu.dll4.8.207.0376,44806-Jul-201514:32x64
    Mpoav.dll4.8.207.0275,73606-Jul-201514:32x64
    Mprtp.dll4.8.207.0567,56006-Jul-201514:32x64
    Mpsvc.dll4.8.207.01,784,24806-Jul-201514:32x64
    Mptpmatt.dll4.8.207.062,76006-Jul-201514:32x64
    Msmpcom.dll4.8.207.080,89606-Jul-201514:52x64
    Msmpeng.exe4.8.207.016,05606-Jul-201516:16x64
    Msmplics.dll4.8.207.020,40806-Jul-201514:32x64
    Symsrv.dll6.3.9600.17251143,52006-Sep-201400:46x64
    Symsrv.yesNot applicable107-Nov-201223:04Not applicable
    Dbghelp.dll6.3.9600.172511,532,58406-Sep-201400:45x64
    Mpasdesc.dll4.8.207.0152,73606-Jul-201514:32x64
    Mpclient.dll4.8.207.0895,43206-Jul-201514:32x64
    Mpcmdrun.exe4.8.207.0377,51206-Jul-201517:16x64
    Mpcommu.dll4.8.207.0376,44806-Jul-201514:32x64
    Mpoav.dll4.8.207.0275,73606-Jul-201514:32x64
    Mprtp.dll4.8.207.0567,56006-Jul-201514:32x64
    Mpsvc.dll4.8.207.01,784,24806-Jul-201514:32x64
    Mptpmatt.dll4.8.207.062,76006-Jul-201514:32x64
    Msmpcom.dll4.8.207.080,89606-Jul-201514:52x64
    Msmpeng.exe4.8.207.016,05606-Jul-201517:16x64
    Msmplics.dll4.8.207.020,40806-Jul-201514:32x64
    Symsrv.dll6.3.9600.17251143,52006-Sep-201400:45x64
    Symsrv.yesNot applicable122-Jul-201322:14Not applicable
    Eppmanifest.dll4.8.207.0276,12806-Jul-201514:32x64
    Msascui.exe4.8.207.01,401,38406-Jul-201514:32x64
    Msmpres.dll4.8.207.0442,01606-Jul-201514:32x64
    Eppmanifest.dll4.8.207.0276,12806-Jul-201514:32x64
    Msascui.exe4.8.207.01,401,38406-Jul-201514:32x64
    Msmpres.dll4.8.207.0442,01606-Jul-201514:32x64
    Mpasdesc.dll4.8.207.0152,73606-Jul-201514:31x86
    Mpclient.dll4.8.207.0696,96806-Jul-201514:31x86
    Mpoav.dll4.8.207.0212,25606-Jul-201514:31x86
    Msmplics.dll4.8.207.020,40806-Jul-201514:31x86
    Mpasdesc.dll4.8.207.0152,73606-Jul-201514:32x86
    Mpclient.dll4.8.207.0696,96806-Jul-201514:32x86
    Mpoav.dll4.8.207.0212,25606-Jul-201514:32x86
    Msmplics.dll4.8.207.020,40806-Jul-201514:32x86
    For all supported Windows RT
    File nameFile versionFile sizeDateTimePlatform
    Wdboot.sys4.8.207.061,96806-Jul-201515:27Not applicable
    Wdfilter.sys4.8.207.0243,17606-Jul-201514:31Not applicable
    Mpevmsg.dll4.8.207.0119,28006-Jul-201514:31Not applicable
    Mpuxhostproxy.dll4.8.207.047,28006-Jul-201514:31Not applicable
    Mpuxsrv.exe4.8.207.072,28806-Jul-201514:31Not applicable
    Windows.defender.lnkNot applicable1,13925-Jul-201220:18Not applicable
    Mpasdesc.dll4.8.207.0160,24006-Jul-201514:31Not applicable
    Mpclient.dll4.8.207.0651,64006-Jul-201514:31Not applicable
    Mpcmdrun.exe4.8.207.0302,00806-Jul-201515:25Not applicable
    Mpcommu.dll4.8.207.0289,02406-Jul-201514:31Not applicable
    Mpoav.dll4.8.207.0188,99206-Jul-201514:31Not applicable
    Mprtp.dll4.8.207.0405,72806-Jul-201514:31Not applicable
    Mpsvc.dll4.8.207.01,301,84806-Jul-201514:31Not applicable
    Mptpmatt.dll4.8.207.068,12006-Jul-201514:31Not applicable
    Msmpcom.dll4.8.207.069,63206-Jul-201514:47Not applicable
    Msmpeng.exe4.8.207.037,56006-Jul-201515:25Not applicable
    Msmplics.dll4.8.207.026,40806-Jul-201514:31Not applicable
    Eppmanifest.dll4.8.207.0283,12006-Jul-201514:31Not applicable
    Msascui.exe4.8.207.01,055,93606-Jul-201514:31Not applicable
    Msmpres.dll4.8.207.0451,04806-Jul-201514:31Not applicable

    References


    See the terminology that Microsoft uses to describe software updates.

    Last Updated: Aug 13, 2015
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