Should I block it?

No, this file is 100% safe to run.

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
ConvertStringSidToSidW, FreeSid, RegisterServiceCtrlHandlerW, SetServiceStatus, AllocateAndInitializeSid, SetEntriesInAclW, OpenProcessToken, LookupPrivilegeValueW, AdjustTokenPrivileges, IsValidSid, RegGetKeySecurity, IsValidSecurityDescriptor, GetSecurityDescriptorDacl, GetAclInformation, GetAce, GetLengthSid, InitializeAcl, AddAccessAllowedAceEx, AddAce, RegEnumValueW, RegSetKeySecurity, RegQueryInfoKeyW, RegDeleteKeyW, RegCreateKeyExW, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, RegDeleteValueW, RegEnumKeyExW, RegSetValueExW, OpenServiceW, ControlService, QueryServiceStatus, DeleteService, OpenSCManagerW, CreateServiceW, CloseServiceHandle, GetTokenInformation, RegOpenKeyExW, RegQueryValueExW, RegCloseKey, CreateProcessAsUserW, StartServiceCtrlDispatcherW
gdi32.dll
CreateDCW, ExtEscape, DeleteDC, CreateDCA
kernel32.dll
WaitForMultipleObjects, CreateEventW, InitializeCriticalSection, InterlockedIncrement, InterlockedDecrement, TerminateThread, lstrcmpiW, PulseEvent, CreateFileW, GetVersionExA, DeviceIoControl, CreateFileA, GetModuleHandleA, GetConsoleOutputCP, WriteConsoleA, SetStdHandle, LoadLibraryA, InitializeCriticalSectionAndSpinCount, GetConsoleMode, GetConsoleCP, SetFilePointer, GetLocaleInfoA, GetStringTypeA, MultiByteToWideChar, ResetEvent, GetSystemTimeAsFileTime, GetCurrentProcessId, QueryPerformanceCounter, GetStartupInfoA, GetFileType, SetHandleCount, GetEnvironmentStringsW, FreeEnvironmentStringsW, GetEnvironmentStrings, FreeEnvironmentStringsA, RtlUnwind, GetModuleFileNameA, GetStdHandle, ExitProcess, HeapReAlloc, VirtualAlloc, VirtualFree, HeapCreate, LCMapStringW, GetStringTypeW, TlsFree, TlsSetValue, TlsAlloc, TlsGetValue, IsValidCodePage, GetOEMCP, GetACP, GetCPInfo, TerminateProcess, IsDebuggerPresent, DeleteCriticalSection, GetCurrentProcess, OpenEventW, LocalFree, LocalAlloc, FormatMessageW, WideCharToMultiByte, GetSystemDirectoryW, GetCurrentThreadId, GetVersionExW, SetEvent, GetUserDefaultLangID, GetThreadLocale, GetSystemPowerStatus, lstrlenW, CreateNamedPipeW, ConnectNamedPipe, ReadFile, WriteFile, FlushFileBuffers, DisconnectNamedPipe, SetLastError, lstrcmpW, WaitForSingleObject, FreeLibrary, CreateThread, CloseHandle, EnterCriticalSection, LeaveCriticalSection, GetTickCount, lstrcatW, Sleep, GetModuleHandleW, lstrcpyW, GetLastError, LoadLibraryW, GetProcAddress, CreateProcessW, lstrcpynW, WriteConsoleW, HeapSize, UnhandledExceptionFilter, LCMapStringA, HeapFree, HeapAlloc, GetCommandLineA, SetUnhandledExceptionFilter
powrprof.dll
CallNtPowerInformation
setupapi.dll
SetupDiGetDeviceRegistryPropertyW, SetupDiEnumDeviceInfo, SetupDiGetClassDevsW, SetupDiDestroyDeviceInfoList
user32.dll
CloseWindow, DefWindowProcW, PostQuitMessage, SetTimer, UnregisterDeviceNotification, RegisterDeviceNotificationW, KillTimer, PostThreadMessageW, GetWindowThreadProcessId, RegisterWindowMessageW, OpenWindowStationW, SetProcessWindowStation, BroadcastSystemMessageW, ExitWindowsEx, GetThreadDesktop, SetThreadDesktop, GetLastInputInfo, OpenInputDesktop, OpenDesktopW, GetUserObjectInformationW, CloseDesktop, EnumDisplayDevicesW, GetDesktopWindow, DispatchMessageW, GetTopWindow, GetClassNameW, PostMessageW, MonitorFromWindow, EqualRect, wsprintfW, ChangeDisplaySettingsExW, EnumDisplaySettingsW, IsRectEmpty, FindWindowExW, GetCursorPos, SetCursorPos, SendMessageW, SetWindowPos, GetDC, ReleaseDC, SubtractRect, InvalidateRect, GetSystemMetrics, IntersectRect, FindWindowW, GetWindowRect, SystemParametersInfoW, TranslateMessage, GetMessageW, CreateWindowExW, GetWindow, RegisterClassExW

nvsvc32.exe

NVIDIA Driver Helper Service, Version 275.33 by NVIDIA Corporation (Signed)

Remove nvsvc32.exe
Version:   6.14.12.7533
MD5:   32f7dec3729b3bae66eebcab7b03b18f
SHA1:   f069a36948ecb2838ef468d49a4c3754f81d274e
SHA256:   dbf1d98dfc42a18ba5c4667ddc7c80299c94093aa1e84ed3ad338ec41a9679ee

What is nvsvc32.exe?

The NVIDIA Driver Helper Service is used in configuring a PC's NVIDIA drivers for video graphics cards. They provide the ability to override OpenGL refresh rates through via NVIDIA Control Panel in the display properties.

Overview

nvsvc32.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 Microsoft Windows XP (5.1.2600.131072).

DetailsDetails

File name:nvsvc32.exe
Publisher:NVIDIA Corporation
Product name:NVIDIA Driver Helper Service, Version 275.33
Typical file path:C:\Windows\System32\nvsvc32.exe
File version:6.14.12.7533
Size:151.1 KB (154,728 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 Console
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:0.00071625%
0.028634%
Kernel CPU:0.00054671%
0.013761%
User CPU:0.00016954%
0.014873%
Kernel CPU time:14,719 ms/min
100,923,805ms/min
Context switches:61/sec
284/sec
Memory
Private memory:4.84 MB
21.59 MB
Private (maximum):7.11 MB
Private (minimum):5.99 MB
Non-paged memory:4.84 MB
21.59 MB
Virtual memory:38.29 MB
140.96 MB
Virtual memory (peak):63.3 MB
169.69 MB
Working set:6.41 MB
18.61 MB
Working set (peak):8.88 MB
37.95 MB
Page faults:40,091/min
2,039/min
I/O
I/O read transfer:11 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O write transfer:12 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:82 Bytes/sec
448.09 KB/min
I/O other operations:4/sec
1,671/min
Resource allocations
Threads:4
12
Handles:145
600
GUI GDI count:8
103
GUI USER count:5
49

BehaviorsProcess properties

Integrety level:Undefined
Platform:32-bit
Command line:C:\Windows\System32\nvsvc32.exe
Owner:SYSTEM
Windows Service
Service name:NVSvc
Display name:NVIDIA Driver Helper Service
Type:Win32OwnProcess, InteractiveProcess
Parent process:services.exe (Services and Controller app by Microsoft)

ResourcesThreads

Averages
 
ADVAPI32.dll
Total CPU:0.03738882%
0.272967%
Kernel CPU:0.02184051%
0.107585%
User CPU:0.01554831%
0.165382%
Context switches:61/sec
79/sec
Memory:620 KB
1.16 MB
nvsvc32.exe (main module)
Total CPU:0.00004859%
Kernel CPU:0.00002429%
User CPU:0.00002429%
Memory:176 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 100.00%
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