Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

8.17.13.0623 88.89%
8.17.13.0623 11.11%
(Note, NVIDIA Corporation publishes each variation of this file with the same version, but the hashes are unique.)

Relationships

Parent process
Child process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
ConvertStringSecurityDescriptorToSecurityDescriptorW, RegEnumValueW, ControlService, SetServiceStatus, QueryServiceStatus, DuplicateTokenEx, SetTokenInformation, RegQueryInfoKeyW, RegisterServiceCtrlHandlerExW, OpenServiceW, StartServiceCtrlDispatcherW, OpenSCManagerW, DeleteService, OpenProcessToken, CloseServiceHandle, CreateServiceW, RegSetValueExW, RegEnumKeyExW, RegGetValueW, SetSecurityDescriptorDacl, InitializeSecurityDescriptor, RegCreateKeyExW, RegCloseKey, RegOpenKeyExW, RegDeleteValueW, RegDeleteKeyW, CreateProcessAsUserW, RegQueryValueExW
kernel32.dll
InterlockedDecrement, ConnectNamedPipe, CreateNamedPipeW, WriteFile, ReadFile, CreateFileW, DisconnectNamedPipe, FlushFileBuffers, ResumeThread, CreateThread, GetCommandLineW, CreateMutexW, FindResourceW, FreeLibrary, LoadResource, LoadLibraryExW, GetCurrentProcess, QueryPerformanceCounter, WaitForSingleObject, InterlockedCompareExchange, SetEvent, OutputDebugStringW, GetModuleHandleW, GetSystemTimeAsFileTime, InitializeCriticalSection, GetProcessTimes, WideCharToMultiByte, LoadLibraryW, InitializeCriticalSectionAndSpinCount, Sleep, SizeofResource, CreateEventA, LeaveCriticalSection, InterlockedIncrement, GetLastError, MultiByteToWideChar, lstrlenW, RaiseException, InterlockedExchange, GetFileSizeEx, SetLastError, GetProcAddress, EnterCriticalSection, InterlockedExchangeAdd, CreateEventW, WaitForMultipleObjects, OpenEventW, QueryPerformanceFrequency, DeleteCriticalSection, GetCurrentThreadId, ReleaseMutex, LocalFree, ExpandEnvironmentStringsW, GetTickCount, CreateSemaphoreA, ReleaseSemaphore, DuplicateHandle, DeviceIoControl, GetLocaleInfoW, CloseHandle, lstrcmpiW, TerminateProcess, WTSGetActiveConsoleSessionId, GetSystemDirectoryW, GetFileAttributesW, RemoveDirectoryW, DeleteFileW, CreateDirectoryW, MoveFileW, FormatMessageA, GetModuleFileNameW, CreateWaitableTimerA, SetWaitableTimer, SystemTimeToFileTime, ResetEvent, OpenEventA, GetProcessHeap, SetEnvironmentVariableA, CompareStringW, WriteConsoleW, SetStdHandle, IsValidLocale, EnumSystemLocalesA, GetLocaleInfoA, GetUserDefaultLCID, GetConsoleMode, GetConsoleCP, SetFilePointer, RtlUnwind, GetCurrentProcessId, GetFileType, SetHandleCount, GetEnvironmentStringsW, FreeEnvironmentStringsW, GetModuleFileNameA, GetStringTypeW, HeapReAlloc, LocalAlloc, LoadLibraryA, HeapFree, HeapAlloc, EncodePointer, DecodePointer, GetTimeFormatA, GetDateFormatA, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, VirtualProtect, VirtualAlloc, GetSystemInfo, VirtualQuery, GetCommandLineA, HeapSetInformation, GetStartupInfoW, HeapCreate, ExitProcess, GetStdHandle, IsProcessorFeaturePresent, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, TlsAlloc, TlsGetValue, TlsSetValue, TlsFree, HeapSize, LCMapStringW, GetTimeZoneInformation
ole32.dll
CoResumeClassObjects, CoRegisterClassObject, CoInitializeEx, CoInitializeSecurity, CoCreateInstance, CoTaskMemRealloc, StringFromGUID2, CoTaskMemFree, CoTaskMemAlloc, CoRevokeClassObject, StringFromCLSID, CoCreateInstanceEx, CoAddRefServerProcess
rpcrt4.dll
UuidToStringW, RpcStringFreeW
setupapi.dll
CM_Get_DevNode_Status, SetupDiGetDeviceInstanceIdW, SetupDiGetDeviceRegistryPropertyW, SetupDiGetClassDevsW, SetupDiEnumDeviceInfo, SetupDiDestroyDeviceInfoList, SetupDiOpenDevRegKey
shlwapi.dll
PathAppendW, PathFileExistsW, SHDeleteValueW, SHSetValueW, StrStrIW, PathAddBackslashW, PathFindFileNameW
userenv.dll
DestroyEnvironmentBlock, CreateEnvironmentBlock
wtsapi32.dll
WTSQueryUserToken

nvvsvc.exe

NVIDIA Driver Helper Service, Version 306.23 by NVIDIA Corporation (Signed)

Remove nvvsvc.exe
Version:   8.17.13.0623
MD5:   a3b80e6b7cde9660f639658739a5824e
SHA1:   55dda2786858ca3b5ad5ee5a817d27f4ebf93ee7
SHA256:   06cb93c53f762f98036461a405194c494d836c4af14bdaf3fa969a9d18bd2e9f

What is nvvsvc.exe?

The NVIDIA Driver Helper Service is used in configuring a PC's NVIDIA drivers for video graphics cards. They provide the ability to override OpenGL refresh rates through via NVIDIA Control Panel in the display properties.

Overview

nvvsvc.exe runs as a service under the name NVIDIA Display Driver Service (nvsvc) with extensive SYSTEM privileges (full administrator access). The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by NVIDIA Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:nvvsvc.exe
Publisher:NVIDIA Corporation
Product name:NVIDIA Driver Helper Service, Version 306.23
Typical file path:C:\Windows\System32\nvvsvc.exe
Original name:nvsvc32.exe
File version:8.17.13.0623
Size:630.85 KB (645,992 bytes)
Build date:8/30/2012 6:49 PM
Certificate
Issued to:NVIDIA Corporation
Authority (CA):VeriSign
Effective date:Friday, September 2, 2011
Expiration date:Tuesday, September 2, 2014
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'nvsvc' (NVIDIA Display Driver Service)
  • NVSvc

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00030232%
0.028634%
Kernel CPU:0.00005027%
0.013761%
User CPU:0.00025205%
0.014873%
Kernel CPU time:70 ms/min
100,923,805ms/min
Context switches:1/sec
284/sec
Memory
Private memory:2.83 MB
21.59 MB
Private (maximum):7.5 MB
Private (minimum):4.79 MB
Non-paged memory:2.83 MB
21.59 MB
Virtual memory:64.2 MB
140.96 MB
Virtual memory (peak):69.67 MB
169.69 MB
Working set:5.59 MB
18.61 MB
Working set (peak):7.56 MB
37.95 MB
Resource allocations
Threads:5
12
Handles:136
600
GUI GDI count:10
103
GUI GDI peak:13
142
GUI USER count:5
49
GUI USER peak:5
71

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command lines:
  • C:\Windows\System32\nvvsvc.exe
  • C:\Windows\System32\nvvsvc.exe -session -first
Owner:SYSTEM
Windows Service
Service name:nvsvc
Display name:NVIDIA Display Driver Service
Description:“Provides system and desktop level support to the NVIDIA display driver”
Type:Win32OwnProcess
Parent processes:

ResourcesThreads

Averages
 
nvsvc.dll (NVIDIA Driver Helper Service, Version 306.23 by NVIDIA)
Total CPU:0.00056100%
0.272967%
Kernel CPU:0.00000000%
0.107585%
User CPU:0.00056100%
0.165382%
CPU cycles:57,454/sec
5,741,424/sec
Context switches:1/sec
79/sec
Memory:2.73 MB
1.16 MB
nvvsvc.exe (main module)
Total CPU:0.00003365%
Kernel CPU:0.00001122%
User CPU:0.00002243%
CPU cycles:616/sec
Memory:652 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 Professional 66.67%
Windows 7 Ultimate 11.11%
Windows 7 Home Premium 11.11%
Windows 8 Pro 11.11%

Distribution by countryDistribution by country

United States installs about 44.44% of NVIDIA Driver Helper Service, Version 306.23.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Alienware 60.00%
MSI 40.00%
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