Should I block it?

No, this file is 100% safe to run.

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegEnumValueW, OpenServiceW, CloseServiceHandle, RegDeleteValueW, RegEnumKeyExW, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, CreateProcessAsUserW, RegCreateKeyExW, RegOpenCurrentUser, RegOpenKeyExW, RegQueryValueExW, RegSetValueExW, RegCloseKey, ImpersonateLoggedOnUser, RevertToSelf, OpenThreadToken, OpenSCManagerW
comctl32.dll
ImageList_ReplaceIcon, ImageList_Destroy, InitCommonControlsEx, ImageList_Create, ImageList_SetOverlayImage
comdlg32.dll
GetOpenFileNameW
dwmapi.dll
DwmIsCompositionEnabled
gdi32.dll
GetTextExtentPoint32W, GetTextMetricsW, SetBkColor, PatBlt, MoveToEx, LineTo, SetTextColor, SetBkMode, SetBrushOrgEx, CreateDIBSection, CreatePatternBrush, RoundRect, CreateDCW, CreateCompatibleDC, CreateCompatibleBitmap, BitBlt, DeleteDC, CreateRoundRectRgn, FillRgn, CreateSolidBrush, GetDeviceCaps, DeleteObject, CreatePen, SelectObject, GetStockObject, GetObjectW, CreateFontIndirectW
imm32.dll
ImmDisableIME
kernel32.dll
DllMain
mscms.dll
WcsGetDefaultColorProfileSize, WcsDisassociateColorProfileFromDevice, WcsAssociateColorProfileWithDevice, WcsGetDefaultColorProfile, WcsSetDefaultColorProfile
msimg32.dll
GradientFill, AlphaBlend
ole32.dll
CoCreateGuid, CoInitializeEx, CoInitializeSecurity, CoUninitialize, StringFromGUID2, CreateStreamOnHGlobal, CoTaskMemAlloc, CoTaskMemFree, CoTaskMemRealloc, CoCreateInstance
powrprof.dll
PowerWritePossibleValue, PowerGetActiveScheme, CallNtPowerInformation, PowerDeterminePlatformRole, PowerReadDCValueIndex, PowerReadACValueIndex, PowerWriteSettingAttributes, PowerReadDCValue, PowerReadACValue, PowerEnumerate, PowerReadFriendlyName, PowerRemovePowerSetting, PowerWriteACDefaultIndex, PowerWriteDCDefaultIndex, PowerWritePossibleDescription, PowerWritePossibleFriendlyName, PowerCreatePossibleSetting, PowerWriteValueUnitsSpecifier, PowerWriteValueIncrement, PowerWriteValueMax, PowerWriteValueMin, PowerWriteDescription, PowerWriteFriendlyName, PowerCreateSetting
psapi.dll
GetModuleFileNameExW
setupapi.dll
SetupDiGetDeviceRegistryPropertyW, SetupDiGetDeviceInstanceIdW, SetupDiEnumDeviceInfo, SetupDiGetClassDevsW, SetupDiGetDeviceInstallParamsW, SetupDiCallClassInstaller, SetupDiSetClassInstallParamsW, CM_Get_DevNode_Status, CM_Reenumerate_DevNode, SetupDiSetDevicePropertyW, SetupDiSetDeviceRegistryPropertyW, SetupDiDestroyDeviceInfoList, SetupDiGetDevicePropertyW
shlwapi.dll
SHSetValueW, StrStrW, StrStrIW, SHDeleteValueW, PathFindFileNameW, PathFileExistsW, PathAppendW, SHDeleteKeyW, PathAddBackslashW, SHGetValueW, StrStrIA
userenv.dll
CreateEnvironmentBlock, DestroyEnvironmentBlock
version.dll
GetFileVersionInfoSizeW, GetFileVersionInfoW, VerQueryValueW
winmm.dll
timeSetEvent, timeKillEvent
wtsapi32.dll
WTSQueryUserToken, WTSUnRegisterSessionNotification, WTSRegisterSessionNotification
Export table
CPlApplet
DllRegisterServer
DllUnregisterServer
GetNvidiaModuleFirstTimestamp
nvsvcApplet
nvsvcErrorReportW
nvsvcGetOpenFileNameW
nvsvcInitialize
nvsvcStereoLaunchW

NVSVC.dll

NVIDIA Driver Helper Service, Version 266.39 by NVIDIA Corporation (Signed)

Remove NVSVC.dll
Version:   8.17.12.6639
MD5:   04d683effb5742449157fbceaabb79ff
SHA1:   d42ac4e2c6198d78889649c1d014c253a7cf2a66
SHA256:   fa1c3cf723377969bd7aaec274a387e151586bde7ed8a1dadb465d29d3b76245

What is NVSVC.dll?

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

nvsvc.dll is loaded as dynamic link library that runs in the context of a process. 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 (6.1.7601.65536).

DetailsDetails

File name:nvsvc.dll
Publisher:NVIDIA Corporation
Product name:NVIDIA Driver Helper Service, Version 266.39
Typical file path:C:\Windows\System32\nvsvc.dll
File version:8.17.12.6639
Size:2.5 MB (2,618,472 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

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 100.00%
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