Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

14.0.7101.5000 20.77%
14.0.6117.5000 2.82%
14.0.6114.5003 71.79%
14.0.6009.1000 0.26%
14.0.4750.1000 4.36%

Relationships

Parent process
Child processes
Related files

PE structurePE file structure
Show functions
Import table
advapi32.dll
RegCreateKeyExW, RegOpenKeyExW, ConvertSidToStringSidA, IsValidSid, CheckTokenMembership, ConvertStringSecurityDescriptorToSecurityDescriptorW, GetSecurityDescriptorDacl, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, FreeSid, OpenProcessToken, GetTokenInformation, CopySid, AllocateAndInitializeSid, InitializeAcl, AddAccessDeniedAce, AddAccessAllowedAce, GetLengthSid, DeregisterEventSource, RegisterEventSourceW, ReportEventW, RegOpenKeyExA, RegEnumKeyW, RegQueryInfoKeyW, TraceEvent, RegisterTraceGuidsA, GetTraceLoggerHandle, GetTraceEnableLevel, GetTraceEnableFlags, RegQueryValueExA, RegSetValueExW, RegQueryValueExW, RegCloseKey, StartServiceCtrlDispatcherW, OpenThreadToken
cvhshared.dll
RunCVHService
dbghelp.dll
SymGetSymFromAddr64, SymInitialize, SymCleanup, SymGetLineFromAddr64
gdi32.dll
CreateSolidBrush, CreateDCA, DeleteObject, DeleteDC, GetDeviceCaps
kernel32.dll
GlobalMemoryStatus, ReleaseSemaphore, IsProcessorFeaturePresent, IsDebuggerPresent, SetUnhandledExceptionFilter, QueryPerformanceCounter, InterlockedExchange, InterlockedCompareExchange, GetStartupInfoW, UnhandledExceptionFilter, SetFilePointerEx, lstrlenW, SystemTimeToTzSpecificLocalTime, FormatMessageW, SetFilePointer, lstrlenA, VirtualProtect, GetLastError, TlsSetValue, VirtualFree, TlsGetValue, InitializeCriticalSectionAndSpinCount, TlsAlloc, GetSystemDefaultLCID, TlsFree, DeleteCriticalSection, EnterCriticalSection, LeaveCriticalSection, IsValidLocale, GetModuleHandleA, GetModuleHandleW, GetProcAddress, GetFileAttributesW, GetVersion, GetModuleFileNameW, RaiseException, HeapFree, HeapAlloc, GetProcessHeap, VirtualAlloc, HeapSetInformation, HeapCreate, HeapDestroy, HeapReAlloc, HeapSize, HeapUnlock, HeapLock, SetLastError, GetVersionExA, GetModuleHandleExW, RtlCaptureStackBackTrace, WaitForSingleObject, ReleaseMutex, CloseHandle, GetSystemTimeAsFileTime, GetTickCount, GetLocalTime, WriteFile, FindFirstFileW, FindClose, SetFileAttributesW, DeleteFileW, InitializeCriticalSection, GetCurrentThreadId, CreateFileW, ExpandEnvironmentStringsW, GetProcessTimes, GetCurrentProcess, GlobalFree, LoadLibraryW, OutputDebugStringA, CreateMutexA, OpenMutexA, CreateSemaphoreA, GetShortPathNameA, GetModuleFileNameA, GlobalAlloc, GetSystemDirectoryW, GetTimeZoneInformation, GetDiskFreeSpaceExW, IsWow64Process, GetSystemInfo, GetUserDefaultLCID, FreeLibrary, GetVersionExW, TerminateProcess, GetCurrentProcessId, LocalFree, LocalAlloc, Sleep, GetTempPathW, CreateDirectoryW, GetFileType, LoadLibraryExW, GetCurrentThread, IsDBCSLeadByte, CompareStringA, GetStringTypeExW, GetSystemTime, WideCharToMultiByte, IsValidCodePage, CompareStringW, MultiByteToWideChar
msvcp90.dll
DllMain
msvcr90.dll
DllMain
rpcrt4.dll
UuidCreate
secur32.dll
GetUserNameExW
shell32.dll
SHCreateDirectoryExW, SHGetSpecialFolderPathW
user32.dll
GetSystemMetrics, SystemParametersInfoA, GetDC, ReleaseDC, GetMenuCheckMarkDimensions, GetMonitorInfoA, EnumDisplayMonitors, GetSysColor, GetKeyboardLayoutList, GetKeyboardLayout
version.dll
GetFileVersionInfoW, GetFileVersionInfoSizeW, VerQueryValueW

CVHSVC.exe

Microsoft Office 2010 by Microsoft Corporation (Signed)

Remove CVHSVC.exe
Version:   14.0.6114.5003
MD5:   72794d112cbaff3bc0c29bf7350d4741
SHA1:   d6728d51844e5a5059ed7c82732b5125ce2331fc
SHA256:   060c207f27306a3464fbcd8b08bdc97e34923eca349933ecb059848bd08f41ed

What is CVHSVC.exe?

The Microsoft Office Client Virtualization Handler is part of the virtual click to run installation for Microsoft Office 2010.

Overview

cvhsvc.exe runs as a service under the name Client Virtualization Handler (cvhsvc) within the local user context. It is installed with a couple of know programs including Microsoft Office Click-to-Run 2010 published by Microsoft Corporation, Microsoft Office « Démarrer en un clic » 2010 from Microsoft Corporation and Microsoft Office « Démarrer en un clic » 2010 by Microsoft Corporation. The file is digitally signed by Microsoft Corporation.

DetailsDetails

File name:cvhsvc.exe
Publisher:Microsoft Corporation
Product name:Microsoft Office 2010
Description:Microsoft Office Client Virtualization Service
Typical file path:C:\Program Files\common files\microsoft shared\virtualization handler\cvhsvc.exe
File version:14.0.6114.5003
Size:803.34 KB (822,624 bytes)
Certificate
Issued to:Microsoft Corporation
Authority (CA):Microsoft Corporation
Expiration date:Tuesday, March 8, 2011
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 9.0
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
WSE_Astromenda
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Microsoft Office Click-to-Run 2010
 Microsoft Corporation
12% remove
Office Click-to-Run is a new way for broadband customers to obtain Microsoft Office and to update Office 2010. Office Click-to-Run uses the virtualization and streaming technologies of Microsoft.
Microsoft Office « Démarrer en un clic » 2010
 Microsoft Corporation
12% remove
“Office « Démarrer en un clic » fait appel à la technologie d’émission en continu et de virtualisation de Microsoft. Celle-ci permet de réduire sensiblement la durée de téléchargement. Vous pourrez ainsi découvrir les nouvelles fonctionnalités de Microsoft Office 2010 plus rapidement. Pour le moment, vous ne pouvez utiliser que Microsoft Office Famille et Étudiant 2010, Microsoft Office Famille et Petite Entreprise 2010 et Microsoft Offi...”
Microsoft Office Klick-und-Los 2010
 Microsoft Corporation
4% remove
“Klick-und-Los ist eine neue Technologie für die Bereitstellung und Aktualisierung von Microsoft Office für Kunden mit Breitbandverbindungen, der auf die Streaming- und Virtualisierungstechnologie von Microsoft aufsetzt. Im Folgenden finden Sie Informationen zu den Vorteilen von Klick-und-Los sowie Wissenswertes über eine Kompatibilitätslücke zwischen Klick-und-Los und einigen Lösungen zum Schutz vor Schadsoftware.”
Microsoft Office Klik og kør 2010
 Microsoft Corporation
4% remove
“Opdateringerne af Klik og kør-produkter skubbes automatisk til computeren, men det kan være nødvendigt at lukke Office-programmerne, før opdateringerne kan anvendes. Når opdateringerne er blevet hentet, men forhindres i at blive anvendt, modtager du en meddelelse i form af et lille pop op-vindue, der vises i meddelelsesområdet. De fleste opdateringer kræver ikke en internetforbindelse under hele opdateringsprocessen. Hvis en internetfor...”
Microsoft Office a portata di clic 2010
 Microsoft Corporation
5% remove
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Hacer clic y ejecutar de Microsoft Office 2010
 Microsoft Corporation
8% remove
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Microsoft Office Clique-e-Use 2010
 Microsoft Corporation
11% remove
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1% remove
Microsoft Office Starter 2010 - Português Brasil
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7% remove
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Microsoft Office Starter 2010 - Deutsch
 Microsoft Corporation
2% remove
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Microsoft Office Starter 2010 - Español
 Microsoft Corporation
8% remove
Office Starter consists of Word Starter and Excel Starter only, reduced functionality versions of Microsoft Word and Excel with advertising. It does not contain Microsoft PowerPoint, OneNote, or Outlook. Office Starter is only available as preloaded software on select new PCs.
Microsoft Office Starter 2010 - Italiano
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6% remove
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Microsoft Office Starter 2010 - English
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6% remove
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Microsoft Office Home and Business 2010 - English
 Microsoft Corporation
6% remove
“Microsoft Office Home and Business 2010 brings together the roles of managing a business, running a household and helping with homework. Get the benefits of all the programs you need to be productive including Microsoft Outlook 2010--so you can tackle your busy day efficiently with powerful email, scheduling and social networking tools to keep your life and work in sync.”
Microsoft Office Klikk og bruk 2010
 Microsoft Corporation
7% remove
Microsoft Office Klik-en-Klaar 2010
 Microsoft Corporation
4% remove
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Microsoft Office Starter 2010 - Français
 Microsoft Corporation
1% remove
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Microsoft Office Starter 2010 - dansk
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2% remove
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BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'cvhsvc' (Client Virtualization Handler)
  • cvhsvc
Network connections
  • [TCP] a23-15-7-114.deploy.akamaitechnologies.com (23.15.7.114:80)
  • [TCP] 204.95.26.137:80
  • [TCP] 213-248-113-26.customer.teliacarrier.com (213.248.113.26:80)
  • [TCP] pa-65-173-84-174.sta.embarqhsd.net (65.173.84.174:80)
  • [TCP] a72-246-94-82.deploy.akamaitechnologies.com (72.246.94.82:80)
  • [UDP] listens on port 54973
  • [UDP] listens on port 62946
  • [UDP] listens on port 56677
  • [UDP] listens on port 60864

    • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.00139135%
    0.028634%
    Kernel CPU:0.00084946%
    0.013761%
    User CPU:0.00054189%
    0.014873%
    Kernel CPU time:934,108 ms/min
    100,923,805ms/min
    CPU cycles:86,929/sec
    17,470,203/sec
    Context switches:3/sec
    284/sec
    Memory
    Private memory:6.9 MB
    21.59 MB
    Private (maximum):12.12 MB
    Private (minimum):6.03 MB
    Non-paged memory:6.9 MB
    21.59 MB
    Virtual memory:93.6 MB
    140.96 MB
    Virtual memory (peak):100.51 MB
    169.69 MB
    Working set:7.92 MB
    18.61 MB
    Working set (peak):14.03 MB
    37.95 MB
    Page faults:9,118/min
    2,039/min
    I/O
    I/O read transfer:261 Bytes/sec
    1.02 MB/min
    I/O read operations:1/sec
    343/min
    I/O write transfer:10 Bytes/sec
    274.99 KB/min
    I/O write operations:1/sec
    227/min
    I/O other transfer:449 Bytes/sec
    448.09 KB/min
    I/O other operations:20/sec
    1,671/min
    Resource allocations
    Threads:7
    12
    Handles:287
    600
    GUI GDI count:36
    103
    GUI USER count:6
    49

    BehaviorsProcess properties

    Integrety level:System
    Platform:64-bit
    Command lines:
    • "C:\Program Files\common files\microsoft shared\virtualization handler\cvhsvc.exe"
    Owner:User
    Windows Service
    Service name:cvhsvc
    Display name:Client Virtualization Handler
    Description:“Client Virtualization Handler Service (unlocalized description)”
    Type:Win32OwnProcess
    Parent process:services.exe (Services and Controller app by Microsoft)

    ResourcesThreads

    Averages
     
    ntdll.dll
    Total CPU:0.00221979%
    0.272967%
    Kernel CPU:0.00000000%
    0.107585%
    User CPU:0.00221979%
    0.165382%
    CPU cycles:1,605/sec
    5,741,424/sec
    Memory:1.66 MB
    1.16 MB
    wow64.dll
    Total CPU:0.00213606%
    Kernel CPU:0.00213183%
    User CPU:0.00000423%
    CPU cycles:159,186/sec
    Memory:252 KB
    sechost.dll
    Total CPU:0.00205811%
    Kernel CPU:0.00175139%
    User CPU:0.00030672%
    CPU cycles:36,885/sec
    Memory:100 KB
    cvhshared.dll
    Total CPU:0.00194639%
    Kernel CPU:0.00108479%
    User CPU:0.00086161%
    CPU cycles:34,390/sec
    Memory:4.61 MB
    CVHSVC.EXE (main module)
    Total CPU:0.00083288%
    Kernel CPU:0.00044255%
    User CPU:0.00039033%
    CPU cycles:34,970/sec
    Memory:824 KB
    wow64cpu.dll
    Total CPU:0.00029660%
    Kernel CPU:0.00015744%
    User CPU:0.00013916%
    CPU cycles:6,132/sec
    Memory:32 KB
    ADVAPI32.dll
    Total CPU:0.00019041%
    Kernel CPU:0.00019041%
    User CPU:0.00000000%
    CPU cycles:4,102/sec
    Memory:792 KB
    ole32.dll
    Total CPU:0.00010553%
    Kernel CPU:0.00005277%
    User CPU:0.00005277%
    CPU cycles:2,750/sec
    Memory:1.36 MB
    WININET.dll
    Total CPU:0.00007915%
    Kernel CPU:0.00005277%
    User CPU:0.00002638%
    CPU cycles:20,780/sec
    Memory:1.11 MB
    wow64win.dll
    Total CPU:0.00000160%
    Kernel CPU:0.00000000%
    User CPU:0.00000160%
    CPU cycles:17/sec
    Memory:368 KB

    Common loaded modules

    These are modules that are typiclaly loaded within the context of this process.

    Windows OS versionsDistribution by Windows OS

    OS versiondistribution
    Windows 7 Home Premium 77.50%
    Windows 7 Home Basic 6.00%
    Windows 7 Starter 4.00%
    Windows 8 Pro 3.00%
    Windows 7 Professional 3.00%
    Windows 7 Ultimate 2.00%
    Windows Vista Home Premium 1.50%
    Windows Vista Ultimate 1.00%
    Windows Vista Home Basic 1.00%
    Microsoft Windows XP 1.00%

    Distribution by countryDistribution by country

    United States installs about 57.65% of Microsoft Office 2010.

    OEM distributionDistribution by PC manufacturer

    PC Manufacturerdistribution
    Dell 25.35%
    Hewlett-Packard 20.42%
    Toshiba 18.31%
    Acer 10.21%
    ASUS 7.75%
    Sony 7.04%
    Lenovo 3.52%
    Samsung 2.82%
    MSI 1.41%
    Intel 1.41%
    Alienware 0.70%
    American Megatrends 0.70%
    GIGABYTE 0.35%
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