Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

9.18.13.1090 9.52%
9.18.13.1070 6.35%
9.18.13.0697 41.27%
8.17.12.9619 3.17%
8.17.12.9610 1.59%
8.17.12.8562 3.17%
8.17.12.7533 3.17%
8.17.12.7080 1.59%
8.17.12.7061 7.94%
8.17.12.6639 1.59%
8.17.12.5997 1.59%
8.17.12.5896 4.76%
8.17.11.9716 1.59%
8.17.11.9494 7.94%
8.16.11.8766 4.76%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
TraceEvent, GetTraceEnableFlags, GetTraceEnableLevel, GetTraceLoggerHandle, RegisterTraceGuidsA, UnregisterTraceGuids, FreeSid, CheckTokenMembership, AllocateAndInitializeSid, RegCloseKey, RegQueryValueExA, RegOpenKeyExA, RegSetValueExA, SetSecurityDescriptorDacl, InitializeSecurityDescriptor, RegEnumKeyA, RegOpenKeyA, RegCreateKeyExA, StartServiceA, ControlService, QueryServiceStatus, CloseServiceHandle, OpenServiceA, OpenSCManagerA, AdjustTokenPrivileges, LookupPrivilegeValueA, OpenProcessToken, RegDeleteValueA, RegQueryInfoKeyA, RegEnumKeyExA, ConvertStringSecurityDescriptorToSecurityDescriptorA, SetNamedSecurityInfoA, SetEntriesInAclA, LookupAccountSidA, IsValidSid, GetTokenInformation, GetUserNameA, RegOpenKeyExW, RegQueryValueExW, TraceMessage, OpenThreadToken, RegDeleteKeyA, RegQueryInfoKeyW, QueryServiceConfigA, ChangeServiceConfigA
gdi32.dll
ExtEscape, GetDeviceGammaRamp, SetDeviceGammaRamp, CreateDCA, DeleteDC, GetStockObject
kernel32.dll
DllMain, DeleteCriticalSection, GetVersionExA, InitializeCriticalSection, GetModuleHandleA, OutputDebugStringA, lstrcmpiA, GetModuleFileNameA, Sleep, lstrcatA, GetSystemDirectoryA, OpenSemaphoreA, ReleaseSemaphore, WaitForSingleObject, CloseHandle, CreateThread, GetTickCount, lstrcpyA, CreateSemaphoreA, LoadLibraryA, CreateFileA, DeviceIoControl, MultiByteToWideChar, GetLastError, OpenProcess, GetCurrentProcessId, SwitchToThread, InterlockedCompareExchange, CreateProcessA, FormatMessageA, TerminateProcess, GetCurrentProcess, WideCharToMultiByte, TlsSetValue, TlsGetValue, TlsAlloc, ReleaseMutex, ResetEvent, CreateMutexA, CreateEventA, SetEvent, lstrlenW, RaiseException, lstrlenA, OpenMutexA, InterlockedIncrement, InterlockedDecrement, IsDBCSLeadByte, SizeofResource, LoadResource, FindResourceA, LeaveCriticalSection, SetThreadLocale, GetThreadLocale, ReadFile, WriteFile, SetFilePointer, GlobalFree, GlobalAlloc, ProcessIdToSessionId, lstrcpynW, lstrcmpiW, GetModuleFileNameW, DeleteFileA, GetCurrentThreadId, GetExitCodeThread, lstrcmpA, GetFileSize, FindClose, FindFirstFileA, RtlUnwind, HeapReAlloc, HeapAlloc, HeapFree, VirtualProtect, VirtualAlloc, GetModuleHandleW, GetSystemInfo, VirtualQuery, GetFullPathNameA, GetCommandLineA, UnhandledExceptionFilter, SetUnhandledExceptionFilter, TlsFree, SetLastError, GetCurrentThread, FatalAppExitA, HeapDestroy, HeapCreate, VirtualFree, GetCPInfo, GetACP, GetOEMCP, LCMapStringA, LCMapStringW, ExitProcess, GetStdHandle, SetEnvironmentVariableA, SetEnvironmentVariableW, HeapSize, GetDriveTypeA, GetCurrentDirectoryA, SetHandleCount, GetFileType, GetStartupInfoA, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, GetEnvironmentStringsW, QueryPerformanceCounter, GetSystemTimeAsFileTime, GetStringTypeA, GetStringTypeW, GetTimeFormatA, GetDateFormatA, GetUserDefaultLCID, GetLocaleInfoA, EnumSystemLocalesA, IsValidLocale, IsValidCodePage, GetConsoleCP, GetConsoleMode, SetConsoleCtrlHandler, InterlockedExchange, GetTimeZoneInformation, SetStdHandle, WriteConsoleA, GetConsoleOutputCP, WriteConsoleW, CompareStringA, CompareStringW, GetLocaleInfoW, FlushFileBuffers, InitializeCriticalSectionAndSpinCount, GetStringTypeExW, GetStringTypeExA, GetEnvironmentVariableW, GetEnvironmentVariableA, GetVersion, EnterCriticalSection, LoadLibraryW, GetProcAddress, FreeLibrary, LocalAlloc, LocalFree, LoadLibraryExA, UnmapViewOfFile, GetVersionExW, GetSystemDirectoryW, GetFullPathNameW, GetCommandLineW, GetFileAttributesW, SetEndOfFile, DeleteFileW, GetFileSizeEx, QueryPerformanceFrequency, CreateFileMappingA, WaitForMultipleObjects, DecodePointer, EncodePointer, IsProcessorFeaturePresent, IsDebuggerPresent, GetDriveTypeW, GetStartupInfoW, GetCurrentDirectoryW, SetCurrentDirectoryW, GetProcessHeap, MapViewOfFileEx, CreateFileW, ExpandEnvironmentStringsA
ole32.dll
StringFromGUID2, CoTaskMemFree, CoTaskMemRealloc, CoTaskMemAlloc, CoCreateInstance
setupapi.dll
SetupDiEnumDeviceInfo, SetupDiGetDeviceRegistryPropertyA, SetupDiGetDeviceInfoListDetailA, CM_Get_Device_ID_ExW, CM_Get_DevNode_Status_Ex, SetupDiSetClassInstallParamsA, SetupDiCallClassInstaller, SetupDiChangeState, SetupDiGetDeviceInstallParamsA, SetupDiGetDeviceInterfaceDetailA, SetupDiGetClassDevsA, SetupDiEnumDeviceInterfaces, SetupDiDestroyDeviceInfoList, CM_Reenumerate_DevNode, SetupDiOpenDevRegKey
shell32.dll
SHCreateDirectoryExA, SHGetSpecialFolderPathA, SHGetFolderPathA
shlwapi.dll
PathFileExistsA, StrStrIA, PathFindFileNameW, PathAppendA, PathFindFileNameA, SHDeleteValueA, SHGetValueA
user32.dll
GetWindowThreadProcessId, IsWindowEnabled, PostMessageA, IsWindowVisible, EnumDisplaySettingsA, LoadCursorA, RegisterClassA, ChangeDisplaySettingsExA, EnumDisplaySettingsExA, EnumDisplayDevicesA, GetMessageA, CharLowerA, CharLowerW, CharUpperA, PostQuitMessage, UnregisterClassA, DispatchMessageA, TranslateMessage, SetTimer, CreateWindowExA, GetUserObjectInformationA, GetThreadDesktop, OpenInputDesktop, SetThreadDesktop, CloseDesktop, GetSystemMetrics, GetDesktopWindow, FindWindowA, SendMessageA, RegisterWindowMessageA, CharNextA, IntersectRect, EnumWindows, DestroyWindow, DefWindowProcA, CharUpperW, CharNextW, GetMonitorInfoA
version.dll
GetFileVersionInfoA, VerQueryValueA, GetFileVersionInfoSizeA
Export table
DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer
nvapi_QueryInterface

nvapi.dll

NVIDIA Windows drivers by NVIDIA Corporation (Signed)

Remove nvapi.dll
Version:   8.17.12.7533
MD5:   64ffb7acb668a18ba45c645a28c8cd11
SHA1:   32f01b081756d5756ecc037e9a85349c4db722f5
SHA256:   53cb51d3473cb896a102d7802be1c29d80509cfab9bb87fb919fbd487d1947e9

Overview

nvapi.dll is loaded as dynamic link library that runs in the context of a process. This is typically installed with the program NVIDIA Graphics Driver 275.33 published by NVIDIA Corporation. The file is digitally signed by NVIDIA Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:nvapi.dll
Publisher:NVIDIA Corporation
Product name:NVIDIA Windows drivers
Description:NVIDIA NVAPI Library, Version 194.94
Typical file path:C:\Windows\System32\nvapi.dll
File version:8.17.12.7533
Size:2.23 MB (2,335,848 bytes)
Certificate
Issued to:NVIDIA Corporation
Authority (CA):VeriSign
Effective date:Thursday, July 30, 2009
Expiration date:Thursday, September 1, 2011
Digital DNA
Entropy:5.950522
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
NVIDIA Corporation
5% remove
The NVIDIA Graphics Driver is the software driver for NVIDIA Graphics GPU installed on the PC. It is a program used to communicate from the Windows PC OS to the device. This software is required in most cases for the hardware device to function properly. In most cases, drivers come with Windows or can be found by going to Windows Update in Control Panel and checking for updates as well as downloaded from the NVIDIA support website. This...

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 39.68%
Windows Vista Home Premium 17.46%
Windows 7 Professional 14.29%
Windows 7 Home Premium 11.11%
Windows Vista Ultimate 4.76%
Windows Vista Home Basic 3.17%
Windows 8 Pro 3.17%
Windows Vista Business 1.59%
Windows 8 Pro with Media Center 1.59%
Windows 7 Starter 1.59%
Microsoft Windows XP 1.59%

Distribution by countryDistribution by country

United States installs about 22.41% of NVIDIA Windows drivers.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 40.91%
Dell 27.27%
Acer 13.64%
Gateway 9.09%
ASUS 9.09%
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