Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

7.9.9600.17093 (winblue_gdr.140410-1503) 0.24%
7.9.9600.17092 (winblue_gdr.140408-1543) 0.24%
7.9.9431.198 (winmain_bluemp_gdr.130815-1919) 0.24%
7.8.9200.16731 (win8_gdr.131004-1506) 0.48%
7.8.9200.16693 (win8_gdr.130815-1505) 0.48%
7.8.9200.16604 (win8_gdr.130503-1646) 0.24%
7.8.9200.16465 (win8_gdr.121126-1503) 0.48%
7.8.9200.16449 (win8_gdr.121101-1706) 0.24%
7.8.9200.16384 (win8_rtm.120725-1247) 0.48%
7.6.7600.256 (winmain_wtr_wsus3sp2(oobla).120602-1505) 39.47%
7.6.7600.256 (winmain_wtr_wsus3sp2(oobla).120602-1459) 43.78%
7.6.7600.256 (winmain_wtr_wsus3sp2(oobla).120602-1459) 0.24%
7.5.7601.17514 (win7sp1_rtm.101119-1850) 0.72%
7.5.7601.17514 (win7sp1_rtm.101119-1850) 0.48%
7.4.7600.226 (winmain_wtr_wsus3sp2(wmbla).090806-1850) 0.24%
7.4.7600.226 (winmain_wtr_wsus3sp2(wmbla).090806-1834) 7.66%
7.3.7600.16385 (win7_rtm.090713-1255) 1.91%
7.3.7600.16384 (win7_rtm.090710-1945) 0.24%
7.0.6000.381 (winmain(wmbla).070730-1740) 0.48%
6.0.6000.16386 (vista_rtm.061101-2205) 0.48%
5.4.3790.2180 (xpsp_sp2_rtm.040803-2158) 1.20%

Relationships

Parent process
Related files

wuauclt.exe

Windows Update by Microsoft Corporation (Signed)

Remove wuauclt.exe
Version:   7.5.7601.17514 (win7sp1_rtm.101119-1850)
MD5:   75b06acd9d8dc0fe3603294e1899f496
SHA1:   4e83563620c3b34dc523bdd076448343465c1220
SHA256:   f6fd28c0d537b7ead5c8363a76941d178b4bf33cfc07cf963d3ce008b0236766
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is wuauclt.exe?

Windows Update is a service provided by Microsoft that provides updates for the Microsoft Windows operating system and its installed components, including Internet Explorer. Windows Update can be configured to install critical updates automatically so long as the computer is connected to the Internet, without the user needing to install them manually, or even be aware that an update is required.

About wuauclt.exe (from Microsoft Corporation)

“When you turn on automatic updating, most updates will download and install without you having to lift a finger. But sometimes Windows Update will need your input during an installation. In this case,”

DetailsDetails

File name:wuauclt.exe
Publisher:Microsoft Corporation
Product name:Windows Update
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\wuauclt.exe
File version:7.5.7601.17514 (win7sp1_rtm.101119-1850)
Product version:7.5.7601.17514
Size:46 KB (47,104 bytes)
Certificate
Issued to:Microsoft Corporation
Authority (CA):Microsoft Corporation
Expiration date:Tuesday, July 9, 2013
Digital DNA
Entropy:5.852595
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details
Network connections
  • [UDP] listens on port 51013

    • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.00019063%
    0.028634%
    Kernel CPU:0.00016223%
    0.013761%
    User CPU:0.00002840%
    0.014873%
    Kernel CPU time:218 ms/min
    100,923,805ms/min
    Memory
    Private memory:2.76 MB
    21.59 MB
    Private (maximum):8.22 MB
    Private (minimum):3.32 MB
    Non-paged memory:2.76 MB
    21.59 MB
    Virtual memory:81.71 MB
    140.96 MB
    Virtual memory (peak):92.12 MB
    169.69 MB
    Working set:3.15 MB
    18.61 MB
    Working set (peak):8.24 MB
    37.95 MB
    Resource allocations
    Threads:6
    12
    Handles:173
    600
    GUI GDI count:8
    103
    GUI GDI peak:12
    142
    GUI USER count:6
    49
    GUI USER peak:8
    71

    BehaviorsProcess properties

    Integrety level:High
    Platform:32-bit
    Command lines:
    • C:\Windows\System32\wuauclt.exe
    • "C:\Windows\System32\wuauclt.exe"
    Owner:User
    Parent process:svchost.exe (Host Process for Windows Services by Microsoft Corporation)

    ResourcesThreads

    Averages
     
    ntdll.dll
    Total CPU:0.00061857%
    0.272967%
    Kernel CPU:0.00061857%
    0.107585%
    User CPU:0.00000000%
    0.165382%
    CPU cycles:2,537/sec
    5,741,424/sec
    Memory:1.67 MB
    1.16 MB
    wuauclt.exe (main module)
    Total CPU:0.00013561%
    Kernel CPU:0.00011301%
    User CPU:0.00002260%
    CPU cycles:3,627/sec
    Memory:56 KB

    Windows OS versionsDistribution by Windows OS

    OS versiondistribution
    Windows 7 Ultimate 47.83%
    Windows 8 17.39%
    Windows 8 Pro 8.70%
    Windows 7 Home Premium 8.70%
    Windows 8.1 Pro with Media Center 4.35%
    Windows 8 Single Language 4.35%
    Windows 8.1 4.35%
    Windows 8.1 Pro Preview 4.35%

    Distribution by countryDistribution by country

    United States installs about 53.85% of Windows Update.

    OEM distributionDistribution by PC manufacturer

    PC Manufacturerdistribution
    ASUS 26.67%
    Lenovo 26.67%
    Hewlett-Packard 20.00%
    Toshiba 13.33%
    Acer 13.33%
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