Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

8.17.13.2723 13.79%
8.17.13.2723 86.21%
(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
RegGetValueW, RegisterTraceGuidsW, ControlService, GetTraceEnableLevel, ConvertStringSecurityDescriptorToSecurityDescriptorW, UnregisterTraceGuids, SetServiceStatus, QueryServiceStatus, DuplicateTokenEx, GetTraceLoggerHandle, SetTokenInformation, GetTraceEnableFlags, RegisterServiceCtrlHandlerExW, OpenServiceW, StartServiceCtrlDispatcherW, OpenSCManagerW, DeleteService, OpenProcessToken, CloseServiceHandle, CreateServiceW, RegSetValueExW, RegEnumKeyExW, RegEnumValueW, RegQueryInfoKeyW, RegCreateKeyExW, TraceMessage, RegCloseKey, RegOpenKeyExW, RegDeleteValueW, RegDeleteKeyW, CreateProcessAsUserW, RegQueryValueExW
kernel32.dll
InterlockedCompareExchange, SetEvent, OutputDebugStringW, GetModuleHandleW, GetSystemTimeAsFileTime, WriteFile, GetProcessTimes, WideCharToMultiByte, InitializeCriticalSectionAndSpinCount, SizeofResource, CreateEventA, LeaveCriticalSection, CreateSemaphoreA, GetModuleFileNameW, CreateFileW, MultiByteToWideChar, lstrlenW, ReleaseSemaphore, RaiseException, InterlockedExchange, GetFileSizeEx, GetProcAddress, EnterCriticalSection, Process32FirstW, InterlockedExchangeAdd, WaitForMultipleObjects, Process32NextW, WaitForSingleObject, InterlockedIncrement, DeleteCriticalSection, GetCurrentThreadId, ReleaseMutex, ExpandEnvironmentStringsW, GetCommandLineW, InitializeCriticalSection, LoadLibraryW, Sleep, TerminateProcess, SetLastError, CreateEventW, OpenEventW, LocalFree, GetTickCount, DuplicateHandle, CreateThread, DeviceIoControl, GetLocaleInfoW, QueryPerformanceCounter, GetCurrentProcess, CreateToolhelp32Snapshot, InterlockedDecrement, LoadLibraryExW, LoadResource, FreeLibrary, FindResourceW, CreateMutexW, CloseHandle, lstrcmpiW, WTSGetActiveConsoleSessionId, GetLastError, GetSystemDirectoryW, RemoveDirectoryW, DeleteFileW, CreateDirectoryW, MoveFileW, ReadFile, FormatMessageA, QueryPerformanceFrequency, GetFileAttributesW, CreateWaitableTimerA, SetWaitableTimer, SystemTimeToFileTime, ResetEvent, OpenEventA, GetProcessHeap, SetEnvironmentVariableA, CompareStringW, FlushFileBuffers, WriteConsoleW, SetStdHandle, IsValidLocale, EnumSystemLocalesA, GetLocaleInfoA, GetUserDefaultLCID, GetConsoleMode, GetConsoleCP, SetFilePointer, RtlUnwind, LocalAlloc, LoadLibraryA, HeapFree, HeapAlloc, GetTimeFormatA, GetDateFormatA, EncodePointer, DecodePointer, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, VirtualProtect, VirtualAlloc, GetSystemInfo, VirtualQuery, GetCommandLineA, HeapSetInformation, GetStartupInfoW, HeapCreate, ExitProcess, GetStdHandle, IsProcessorFeaturePresent, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, TlsAlloc, TlsGetValue, TlsSetValue, TlsFree, GetTimeZoneInformation, HeapSize, LCMapStringW, HeapReAlloc, GetStringTypeW, GetModuleFileNameA, FreeEnvironmentStringsW, GetEnvironmentStringsW, SetHandleCount, GetFileType, GetCurrentProcessId
ole32.dll
CoTaskMemFree, CoTaskMemAlloc, CoCreateInstance, StringFromGUID2, CoRevokeClassObject, StringFromCLSID, CoTaskMemRealloc, CoInitializeSecurity, CoInitializeEx, CoRegisterClassObject, CoResumeClassObjects, CoCreateInstanceEx, CoAddRefServerProcess
setupapi.dll
SetupDiEnumDeviceInfo, SetupDiGetClassDevsW, SetupDiOpenDevRegKey, SetupDiDestroyDeviceInfoList, SetupDiGetDeviceRegistryPropertyW, CM_Get_DevNode_Status, SetupDiGetDeviceInstanceIdW
shlwapi.dll
SHSetValueW, PathAddBackslashW, StrStrIW, PathFindFileNameW, SHDeleteValueW
userenv.dll
CreateEnvironmentBlock, DestroyEnvironmentBlock
wtsapi32.dll
WTSQueryUserToken

nvvsvc.exe

NVIDIA Driver Helper Service, Version 327.23 by NVIDIA Corporation (Signed)

Remove nvvsvc.exe
Version:   8.17.13.2723
MD5:   67e9f641c1b5387f298f3063fafa022b
SHA1:   122e0b557ff98bf4f639d33677669964a7a7cf04
SHA256:   f9c9974828632349e426c5375d2fd63744350d3d6fd693071231370d52e76de7

Overview

nvvsvc.exe runs as a service under the name NVIDIA Display Driver Service (nvsvc) with extensive SYSTEM privileges (full administrator access). 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 327.23
Typical file path:C:\Windows\System32\nvvsvc.exe
Original name:nvsvc32.exe
File version:8.17.13.2723
Size:899.28 KB (920,864 bytes)
Build date:9/12/2013 2:01 AM
Certificate
Issued to:NVIDIA Corporation
Authority (CA):VeriSign
Effective date:Wednesday, February 9, 2011
Expiration date:Sunday, February 9, 2014
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

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

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00010373%
0.028634%
Kernel CPU:0.00004938%
0.013761%
User CPU:0.00005435%
0.014873%
Kernel CPU time:424,718 ms/min
100,923,805ms/min
CPU cycles:52,073/sec
17,470,203/sec
Context switches:2/sec
284/sec
Memory
Private memory:4.38 MB
21.59 MB
Private (maximum):9.62 MB
Private (minimum):7.54 MB
Non-paged memory:4.38 MB
21.59 MB
Virtual memory:76.76 MB
140.96 MB
Virtual memory (peak):81.32 MB
169.69 MB
Working set:8.26 MB
18.61 MB
Working set (peak):11.24 MB
37.95 MB
Page faults:4,263/min
2,039/min
I/O
I/O read transfer:5 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O other transfer:121 Bytes/sec
448.09 KB/min
I/O other operations:2/sec
1,671/min
Resource allocations
Threads:4
12
Handles:152
600
GUI GDI count:11
103
GUI GDI peak:13
142
GUI USER count:5
49
GUI USER peak:5
71

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command lines:
  • "C:\Windows\System32\nvvsvc.exe"
  • C:\Windows\System32\nvvsvc.exe -session -first
  • C:\Windows\System32\nvvsvc.exe -session
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
 
nvsvc64.dll (NVIDIA Driver Helper Service, Version 327.23 by NVIDIA)
Total CPU:0.00022177%
0.272967%
Kernel CPU:0.00010933%
0.107585%
User CPU:0.00011244%
0.165382%
CPU cycles:72,163/sec
5,741,424/sec
Context switches:2/sec
79/sec
Memory:3.34 MB
1.16 MB
nvvsvc.exe (main module)
Total CPU:0.00020378%
Kernel CPU:0.00014217%
User CPU:0.00006161%
CPU cycles:5,037/sec
Memory:920 KB
nvapi64.dll (NVIDIA Windows drivers by NVIDIA)
Total CPU:0.00000998%
Kernel CPU:0.00000000%
User CPU:0.00000998%
CPU cycles:27/sec
Memory:3 MB

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 44.83%
Windows 7 Ultimate 31.03%
Windows 8 Pro 13.79%
Windows 8 Enterprise 10.34%

Distribution by countryDistribution by country

United States installs about 30.43% of NVIDIA Driver Helper Service, Version 327.23.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 36.84%
Acer 23.68%
Lenovo 15.79%
Alienware 7.89%
GIGABYTE 7.89%
American Megatrends 7.89%
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