Should I block it?

No, this file is 100% safe to run.

Relationships

Parent process
Child process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegEnumValueW, ControlService, ConvertStringSecurityDescriptorToSecurityDescriptorW, 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
lstrcmpiW, CloseHandle, InterlockedIncrement, InterlockedDecrement, ConnectNamedPipe, CreateNamedPipeW, WriteFile, ReadFile, CreateFileW, DisconnectNamedPipe, FlushFileBuffers, ResumeThread, CreateThread, GetCommandLineW, CreateMutexW, FindResourceW, FreeLibrary, LoadResource, LoadLibraryExW, QueryPerformanceCounter, OutputDebugStringW, GetModuleHandleW, InitializeCriticalSection, GetProcessTimes, WideCharToMultiByte, LoadLibraryW, SizeofResource, CreateEventA, GetCurrentProcess, WaitForSingleObject, SetEvent, Sleep, GetSystemTimeAsFileTime, WTSGetActiveConsoleSessionId, TerminateProcess, GetModuleFileNameW, MultiByteToWideChar, lstrlenW, RaiseException, GetFileSizeEx, SetLastError, GetProcAddress, EnterCriticalSection, CreateEventW, WaitForMultipleObjects, OpenEventW, QueryPerformanceFrequency, DeleteCriticalSection, GetCurrentThreadId, ReleaseMutex, LocalFree, ExpandEnvironmentStringsW, GetTickCount, ReleaseSemaphore, DuplicateHandle, CreateSemaphoreA, DeviceIoControl, GetLocaleInfoW, InterlockedExchange, HeapFree, GetProcessHeap, GetLastError, GetFileAttributesW, GetSystemDirectoryW, RemoveDirectoryW, DeleteFileW, CreateDirectoryW, MoveFileW, FormatMessageA, LeaveCriticalSection, CreateWaitableTimerA, SetWaitableTimer, SystemTimeToFileTime, ResetEvent, CreateMutexA, InterlockedCompareExchange, SetEnvironmentVariableA, CompareStringW, CompareStringA, CreateFileA, WriteConsoleW, GetConsoleOutputCP, WriteConsoleA, SetStdHandle, IsValidLocale, EnumSystemLocalesA, GetLocaleInfoA, GetUserDefaultLCID, GetStringTypeW, GetStringTypeA, InitializeCriticalSectionAndSpinCount, GetConsoleMode, GetConsoleCP, SetFilePointer, RtlUnwind, GetModuleHandleA, GetCurrentProcessId, GetFileType, LocalAlloc, LoadLibraryA, HeapAlloc, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, GetTimeFormatA, GetDateFormatA, VirtualProtect, VirtualAlloc, GetSystemInfo, VirtualQuery, GetCommandLineA, GetStartupInfoA, HeapCreate, VirtualFree, HeapReAlloc, ExitProcess, GetStdHandle, GetModuleFileNameA, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, HeapSize, LCMapStringA, LCMapStringW, GetTimeZoneInformation, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, GetEnvironmentStringsW, SetHandleCount
ole32.dll
CoResumeClassObjects, CoRegisterClassObject, CoInitializeEx, CoInitializeSecurity, CoCreateInstance, CoTaskMemRealloc, StringFromGUID2, CoTaskMemFree, CoTaskMemAlloc, CoRevokeClassObject, CoUninitialize, StringFromCLSID, CoCreateInstanceEx, CoSuspendClassObjects
rpcrt4.dll
UuidToStringW, RpcStringFreeW
setupapi.dll
SetupDiGetDeviceRegistryPropertyW, SetupDiGetDeviceInstanceIdW, CM_Get_DevNode_Status, SetupDiGetClassDevsW, SetupDiEnumDeviceInfo, SetupDiDestroyDeviceInfoList, SetupDiOpenDevRegKey
shlwapi.dll
SHDeleteValueW, PathAppendW, PathFileExistsW, SHSetValueW, StrStrIW, PathAddBackslashW, PathFindFileNameW
userenv.dll
DestroyEnvironmentBlock, CreateEnvironmentBlock
wtsapi32.dll
WTSQueryUserToken

nvvsvc.exe

NVIDIA Driver Helper Service, Version 270.80 by NVIDIA Corporation (Signed)

Remove nvvsvc.exe
Version:   8.17.12.7080
MD5:   c110a892acb8622b26fb1877e9035cb7
SHA1:   b388329dcbdbd6bccadf43f5f7ad65f21c3ce1bb
SHA256:   d1dd6d120337a0e70f38042acfb2e0d7548b75bb0b0faf8d518077338c6c97a4

What is nvvsvc.exe?

The Driver Helper Service is used in configuring a PC's GPU drivers for video graphics cards. They provide the ability to override OpenGL refresh rates through via Control Panel in the display properties. It also provides functionality to manage the GPU's refresh rates via the built-in refresh forcer utility.

Overview

nvvsvc.exe runs as a service under the name NVIDIA Driver Helper 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). This particular version is usually found on Windows 7 Ultimate (6.1.7600.0).

DetailsDetails

File name:nvvsvc.exe
Publisher:NVIDIA Corporation
Product name:NVIDIA Driver Helper Service, Version 270.80
Typical file path:C:\Windows\System32\nvvsvc.exe
Original name:nvsvc32.exe
File version:8.17.12.7080
Size:598.1 KB (612,456 bytes)
Certificate
Issued to:NVIDIA Corporation
Authority (CA):VeriSign
Effective date:Friday, July 31, 2009
Expiration date:Friday, September 2, 2011
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 Driver Helper Service)

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00008327%
0.028634%
Kernel CPU:0.00005552%
0.013761%
User CPU:0.00002776%
0.014873%
Kernel CPU time:62 ms/min
100,923,805ms/min
CPU cycles:13,407/sec
17,470,203/sec
Context switches:1/sec
284/sec
Memory
Private memory:2.26 MB
21.59 MB
Private (maximum):6.65 MB
Private (minimum):3.57 MB
Non-paged memory:2.26 MB
21.59 MB
Virtual memory:59.92 MB
140.96 MB
Virtual memory (peak):64.32 MB
169.69 MB
Working set:4.12 MB
18.61 MB
Working set (peak):6.74 MB
37.95 MB
Page faults:2,418/min
2,039/min
I/O
I/O read transfer:0 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O other transfer:0 Bytes/sec
448.09 KB/min
I/O other operations:1/sec
1,671/min
Resource allocations
Threads:5
12
Handles:132
600
GUI GDI count:9
103
GUI GDI peak:14
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 -session -first
  • C:\Windows\System32\nvvsvc.exe
Owner:SYSTEM
Windows Service
Service name:NVSvc
Display name:NVIDIA Driver Helper Service
Type:Win32OwnProcess
Parent processes:

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 100.00%
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