Should I block it?

No, this file is 100% safe to run.

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegEnumKeyExW, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, CreateProcessAsUserW, RegCreateKeyExW, RegOpenCurrentUser, ImpersonateLoggedOnUser, RevertToSelf, OpenThreadToken, RegOpenKeyExW, RegQueryValueExW, RegSetValueExW, RegCloseKey
comctl32.dll
ImageList_Destroy, InitCommonControlsEx, ImageList_Create, ImageList_SetOverlayImage, ImageList_ReplaceIcon
comdlg32.dll
GetOpenFileNameW
dwmapi.dll
DwmIsCompositionEnabled
gdi32.dll
LineTo, SetTextColor, SetBkMode, SetBrushOrgEx, CreateDIBSection, PatBlt, CreatePen, SetBkColor, GetTextMetricsW, GetTextExtentPoint32W, CreatePatternBrush, MoveToEx, RoundRect, DeleteObject, CreateDCW, CreateCompatibleDC, GetDeviceCaps, CreateCompatibleBitmap, SelectObject, BitBlt, DeleteDC, CreateRoundRectRgn, FillRgn, CreateSolidBrush, GetObjectW, CreateFontIndirectW, GetStockObject
imm32.dll
ImmDisableIME
kernel32.dll
GetCommandLineA, RtlUnwind, HeapSize, HeapReAlloc, HeapAlloc, HeapDestroy, RaiseException, GetLocaleInfoA, LCMapStringA, GetStringTypeA, GetStringTypeW, GetCurrentProcess, SetUnhandledExceptionFilter, IsDebuggerPresent, GetStdHandle, GetModuleFileNameA, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, SetLastError, GetModuleHandleA, UnhandledExceptionFilter, lstrcpyW, GetProcAddress, GetModuleHandleW, SizeofResource, LockResource, LoadResource, FindResourceW, FindResourceExW, CloseHandle, OpenSemaphoreW, MulDiv, GetExitCodeProcess, OpenProcess, MultiByteToWideChar, InterlockedIncrement, lstrcpynW, lstrcmpiW, GetLastError, GetCPInfo, ProcessIdToSessionId, GetCurrentProcessId, LoadLibraryW, GetSystemDirectoryW, GetFileAttributesW, GetLocaleInfoW, GetUserDefaultUILanguage, GetWindowsDirectoryW, Sleep, GlobalUnlock, GlobalLock, GlobalAlloc, ReleaseMutex, WaitForSingleObject, CreateMutexW, OpenMutexW, InterlockedDecrement, lstrlenW, LocalFree, FormatMessageW, CopyFileW, CreateDirectoryW, FindClose, FindNextFileW, DeleteFileW, FindFirstFileW, GetSystemPowerStatus, lstrcmpiA, FreeLibrary, GetCurrentThreadId, CreateThread, GetSystemDefaultLCID, lstrcatW, SetThreadLocale, lstrcmpW, GetPrivateProfileIntW, GetTickCount, InterlockedExchange, InitializeCriticalSection, DeleteCriticalSection, EnterCriticalSection, LeaveCriticalSection, GetExitCodeThread, SetEnvironmentVariableW, GetModuleFileNameW, SetThreadExecutionState, CreateProcessW, lstrcpynA, OpenEventW, WaitForMultipleObjects, TerminateProcess, GetCommandLineW, DisableThreadLibraryCalls, GetVersionExW, ReadFile, CreateFileW, GetProductInfo, WriteFile, GetShortPathNameW, SetEvent, CreateEventW, GetEnvironmentVariableW, LoadLibraryA, HeapFree, GetProcessHeap, GetACP, GetOEMCP, IsValidCodePage, LCMapStringW, SetFilePointer, GetConsoleCP, GetConsoleMode, HeapCreate, VirtualFree, VirtualAlloc, ExitProcess, SetHandleCount, GetFileType, GetStartupInfoA, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, WideCharToMultiByte, GetEnvironmentStringsW, QueryPerformanceCounter, GetSystemTimeAsFileTime, InitializeCriticalSectionAndSpinCount, SetStdHandle, WriteConsoleA, GetConsoleOutputCP, WriteConsoleW, CreateFileA, FlushFileBuffers, GetCurrentThread
msimg32.dll
GradientFill, AlphaBlend
ole32.dll
CreateStreamOnHGlobal, CoCreateInstance, CoUninitialize, CoInitializeSecurity, CoInitializeEx, StringFromGUID2
powrprof.dll
CallNtPowerInformation, PowerDeterminePlatformRole, PowerReadDCValueIndex, PowerReadACValueIndex, PowerGetActiveScheme, PowerReadDCValue, PowerReadACValue, PowerEnumerate, PowerReadFriendlyName, PowerRemovePowerSetting, PowerWriteACDefaultIndex, PowerWriteDCDefaultIndex, PowerWritePossibleValue, PowerWritePossibleDescription, PowerWritePossibleFriendlyName, PowerCreatePossibleSetting, PowerWriteValueUnitsSpecifier, PowerWriteValueIncrement, PowerWriteValueMax, PowerWriteValueMin, PowerWriteDescription, PowerWriteFriendlyName, PowerWriteSettingAttributes, PowerCreateSetting
psapi.dll
GetModuleFileNameExW
setupapi.dll
CM_Reenumerate_DevNode, CM_Get_DevNode_Status, SetupDiSetClassInstallParamsW, SetupDiCallClassInstaller, SetupDiGetDeviceInstallParamsW, SetupDiGetClassDevsW, SetupDiEnumDeviceInfo, SetupDiGetDeviceRegistryPropertyW, SetupDiDestroyDeviceInfoList, SetupDiSetDevicePropertyW, SetupDiGetDevicePropertyW, SetupDiSetDeviceRegistryPropertyW, SetupDiGetDeviceInstanceIdW
shell32.dll
Shell_NotifyIconW, ExtractIconExW, SHGetFolderPathW, ShellExecuteW, SHChangeNotify, SHAppBarMessage, SHCreateDirectoryExW
shlwapi.dll
StrStrW, StrStrIW, SHDeleteValueW, PathFindFileNameW, StrStrIA, PathFileExistsW, PathAppendW, SHSetValueW, SHGetValueW, PathAddBackslashW
user32.dll
IsDialogMessageW, GetMessageW, RegisterClassExW, DialogBoxParamW, LoadMenuW, CreateDialogParamW, CharNextW, BroadcastSystemMessageW, SendInput, SetWinEventHook, PostQuitMessage, UnhookWinEvent, GetLastInputInfo, KillTimer, MoveWindow, OpenInputDesktop, GetUserObjectInformationW, CloseDesktop, GetKeyState, MapWindowPoints, GetCapture, SetCapture, UnregisterDeviceNotification, PtInRect, ReleaseCapture, SetCursor, DrawFocusRect, CreateWindowExW, SetWindowPos, GetClientRect, FillRect, ReleaseDC, GetDlgItem, InvalidateRect, CallWindowProcW, GetSystemMetrics, SystemParametersInfoW, GetSysColor, SendMessageW, GetDC, wsprintfW, EnumDisplaySettingsA, GetDesktopWindow, GetShellWindow, FindWindowExW, GetWindowLongW, GetWindowRect, RegisterDeviceNotificationW, UnhookWindowsHookEx, IsWindow, SetWindowsHookExW, LoadStringW, RegisterClassW, DefWindowProcW, DrawIconEx, SetClassLongW, UpdateWindow, GetClassInfoW, UnregisterClassW, PeekMessageW, MsgWaitForMultipleObjects, TranslateMessage, DispatchMessageW, OpenDesktopW, EnumDisplaySettingsW, ChangeDisplaySettingsExW, RegisterPowerSettingNotification, UnregisterPowerSettingNotification, CallNextHookEx, GetParent, GetWindow, GetClassNameW, BeginPaint, DrawFrameControl, EndPaint, FlashWindowEx, GetTitleBarInfo, LoadIconW, GetDlgItemTextW, DrawTextW, GetWindowTextLengthW, IsWindowEnabled, ScreenToClient, SendDlgItemMessageW, MonitorFromWindow, GetMonitorInfoW, FindWindowW, EnableWindow, CheckRadioButton, GetForegroundWindow, AttachThreadInput, BringWindowToTop, DestroyWindow, IsDlgButtonChecked, GetThreadDesktop, SetThreadDesktop, TrackPopupMenu, SetLayeredWindowAttributes, LoadCursorW, ShowWindow, SetWindowTextW, PostMessageW, GetDlgCtrlID, SetFocus, GetFocus, EnumWindows, SetForegroundWindow, SetWindowRgn, GetCursorPos, SetDlgItemTextW, EndDialog, SetWindowLongW, RegisterWindowMessageW, ChangeWindowMessageFilter, GetSubMenu, LoadImageW, EnumDisplayDevicesW, IsWindowVisible, GetWindowThreadProcessId, GetWindowTextW, CheckMenuItem, ClientToScreen, SetTimer, DestroyIcon
userenv.dll
CreateEnvironmentBlock, DestroyEnvironmentBlock
version.dll
VerQueryValueW, GetFileVersionInfoSizeW, GetFileVersionInfoW
winmm.dll
timeKillEvent, timeSetEvent
wtsapi32.dll
WTSUnRegisterSessionNotification, WTSRegisterSessionNotification, WTSQueryUserToken
Export table
CPlApplet
DllRegisterServer
DllUnregisterServer
nvsvcApplet
nvsvcErrorReportW
nvsvcGetOpenFileNameW
nvsvcInitialize

NVSVC.dll

NVIDIA Driver Helper Service, Version 258.96 by NVIDIA Corporation (Signed)

Remove NVSVC.dll
Version:   8.17.12.5896
MD5:   8d25336a9a2d28b325f60d7d8402eb05
SHA1:   df891058b7913302fab8e743ac4708093f599323
SHA256:   94a06b68a99f65e643dbb6c98d0ede3b7775cf7374632ee542ec32e3edf488bc

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).

DetailsDetails

File name:nvsvc.dll
Publisher:NVIDIA Corporation
Product name:NVIDIA Driver Helper Service, Version 258.96
Typical file path:C:\Windows\System32\nvsvc.dll
File version:8.17.12.5896
Size:1.4 MB (1,469,544 bytes)
Certificate
Issued to:NVIDIA Corporation
Authority (CA):VeriSign
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Professional 50.00%
Windows Vista Home Premium 50.00%

Distribution by countryDistribution by country

BG installs about 50.00% of NVIDIA Driver Helper Service, Version 258.96.
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