Should I block it?

No, this file is 100% safe to run.

Additional versions

2.1.214.0	23.16%
2.1.214.0	2.82%
2.1.108.0	7.34%
1.8.323.0	0.56%
1.8.323.0	0.56%
1.7.321.0	2.26%
1.7.306.0	2.26%
1.7.306.0	0.56%
1.6.85.0	9.04%
1.6.85.0	0.56%
1.6.53.0	7.34%
1.6.34.0	14.69%
1.6.34.0	0.56%
1.6.34.0	3.95%
1.6.34.0	0.56%
1.05.42.0	0.56%
1.05.28.0	2.26%
1.05.28.0	3.95%
1.05.28.0	3.95%
1.05.28.0	10.73%
1.05.19.0	2.26%

Relationships

Parent process

services.exe (Services and Controller app by Microsoft)

Child process

conhost.exe (Console Window Host by Microsoft)

Related files

rxinput.dll (NVIDIA Streamer by NVIDIA Corporation)

PE file structure

Show functions

Import table

advapi32.dll

RegisterServiceCtrlHandlerExA, ReportEventA, SetTokenInformation, DeregisterEventSource, OpenProcessToken, RegisterEventSourceA, CreateProcessAsUserA, ControlService, OpenSCManagerA, QueryServiceStatus, CreateServiceA, DeleteService, StartServiceCtrlDispatcherA, CloseServiceHandle, OpenServiceA, SetServiceStatus, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, RegSetValueExA, RegQueryValueExA, RegCreateKeyExA, RegOpenKeyExA, RegCloseKey, RegDeleteKeyA, RegDeleteValueA, RegEnumValueA, RegEnumKeyExA, RegCreateKeyA, RegQueryInfoKeyA, LsaOpenPolicy, LsaClose, LsaStorePrivateData, LsaNtStatusToWinError, LsaRetrievePrivateData, LsaFreeMemory, EnumServicesStatusA, ChangeServiceConfig2A, LockServiceDatabase, StartServiceA, UnlockServiceDatabase, RegNotifyChangeKeyValue, ConvertStringSecurityDescriptorToSecurityDescriptorA, DuplicateTokenEx, RegEnumValueW, RegOpenKeyExW, CryptGetHashParam, CryptReleaseContext, CryptAcquireContextA, CryptCreateHash, CryptDestroyHash, CryptHashData

d3d9.dll

Direct3DCreate9

gdi32.dll

StretchBlt, DeleteObject, SelectObject, CreateCompatibleDC, GetObjectA, GetDeviceCaps, DeleteDC

gdiplus.dll

GdipAlloc, GdipGetImageEncodersSize, GdipDisposeImage, GdipGetImageEncoders, GdipCreateBitmapFromHICON, GdipFree, GdipCloneImage, GdiplusStartup, GdipSaveImageToFile

iphlpapi.dll

GetAdaptersInfo, GetNetworkParams, GetIpForwardTable, GetIpAddrTable, GetPerAdapterInfo, DeleteIpForwardEntry, CreateIpForwardEntry, GetBestInterface, GetExtendedTcpTable, GetAdaptersAddresses

kernel32.dll

DllMain

netapi32.dll

NetApiBufferFree, NetGetJoinInformation, NetShareEnum

ole32.dll

CoInitialize, PropVariantClear, CoInitializeEx, CoUninitialize, CoCreateInstance, CoTaskMemFree

powrprof.dll

SetSuspendState

setupapi.dll

SetupDiChangeState, SetupDiSetClassInstallParamsA, SetupDiDestroyDeviceInfoList, SetupDiGetClassDevsA, SetupDiClassGuidsFromNameA, SetupDiEnumDeviceInfo, SetupDiGetDeviceRegistryPropertyA

shell32.dll

SHGetFolderPathA, SHGetKnownFolderPath, SHCreateDirectoryExA

shlwapi.dll

PathAppendA, SHCreateStreamOnFileA

user32.dll

CloseDesktop, SetThreadDesktop, DestroyWindow, GetMessageA, GetWindowThreadProcessId, FindWindowA, PostMessageA, ShowWindow, GetDesktopWindow, GetKeyboardState, UnhookWindowsHookEx, OpenInputDesktop, WaitForInputIdle, SetForegroundWindow, GetUserObjectInformationA, EnumDesktopWindows, TranslateMessage, RegisterDeviceNotificationA, IsWindowVisible, EnumDisplayDevicesA, GetClassNameW, GetWindowTextW, SetWindowsHookExA, PeekMessageA, FindWindowExA, GetAsyncKeyState, CallNextHookEx, PostThreadMessageA, LoadIconA, CreateWindowExA, DefWindowProcA, DispatchMessageA, RegisterClassA, InvalidateRect, UpdateWindow, EnableWindow, EnumDisplaySettingsA, ChangeDisplaySettingsA, EnumWindows, ReleaseDC, GetWindowPlacement, GetForegroundWindow, SetProcessDPIAware, GetWindow, mouse_event, LoadImageA, SetWindowPos, UnregisterClassA, LoadBitmapA, PostQuitMessage, GetDC, RegisterClassExA, LoadStringA, SendMessageA, keybd_event, GetClassNameA, GetWindowTextA, LoadImageW, GetIconInfoExA, GetThreadDesktop

userenv.dll

DestroyEnvironmentBlock, CreateEnvironmentBlock

version.dll

GetFileVersionInfoW, VerQueryValueW, GetFileVersionInfoSizeW, VerQueryValueA, GetFileVersionInfoSizeA, GetFileVersionInfoA

winmm.dll

timeSetEvent, timeEndPeriod, timeKillEvent, timeBeginPeriod, timeGetDevCaps, timeGetTime

ws2_32.dll

WSACloseEvent, WSAEnumNetworkEvents, WSACreateEvent, WSAIoctl, WSAStringToAddressA, WSARecvFrom, WSAAddressToStringA, WSAEventSelect

wtsapi32.dll

WTSQueryUserToken

xmllite.dll

CreateXmlReader, CreateXmlWriterOutputWithEncodingName, CreateXmlWriter

nvstreamsvc.exe

NVIDIA Streamer by NVIDIA Corporation (Signed)

Remove nvstreamsvc.exe

Version:	2.1.214.0
MD5:	5f5ed04476a5fafb474277ae61ea5c36
SHA1:	fe94828565ca5cbadc4cb03a3e4aeddbbd5c1512

Overview

nvstreamsvc.exe runs as a service under the name NvStreamSvc (NvStreamSvc) with minimal NETWORK SERVICE privileges on the local PC and acts as the computer on the network. The file is digitally signed by NVIDIA Corporation which was issued by the VeriSign certificate authority (CA).

Details

File name:	nvstreamsvc.exe
Publisher:	NVIDIA Corporation
Product name:	NVIDIA Streamer
Description:	NVIDIA Streamer Service
Typical file path:	C:\Program Files\nvidia corporation\nvstreamsrv\nvstreamsvc.exe
File version:	2.1.214.0
Size:	20.08 MB (21,055,432 bytes)
Build date:	5/24/2014 9:12 AM
Certificate
Issued to:	NVIDIA Corporation
Authority (CA):	VeriSign
Digital DNA
PE subsystem:	Windows Console
File packed:	No
.NET CLR:	No

More details

Behaviors

Services

Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)

NvStreamSvc
'NvStreamSvc' (NVIDIA Streamer Service)

Network connections

[UDP] listens on port 5353

[UDP] listens on port 48502

[UDP] listens on port 48201

[UDP] listens on port 48202

Resource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)

Averages

CPU
Total CPU:	0.00011906%	0.028634%
Kernel CPU:	0.00003991%	0.013761%
User CPU:	0.00007915%	0.014873%
Kernel CPU time:	235,325 ms/min	100,923,805ms/min
CPU cycles:	906,701/sec	17,470,203/sec
Context switches:	42/sec	284/sec
Memory
Private memory:	7.76 MB	21.59 MB
Private (maximum):	13.02 MB
Private (minimum):	7.36 MB
Non-paged memory:	7.76 MB	21.59 MB
Virtual memory:	126.02 MB	140.96 MB
Virtual memory (peak):	131.97 MB	169.69 MB
Working set:	9.25 MB	18.61 MB
Working set (peak):	13.52 MB	37.95 MB
Page faults:	30,187/min	2,039/min
I/O
I/O read transfer:	195 Bytes/sec	1.02 MB/min
I/O read operations:	2/sec	343/min
I/O write transfer:	0 Bytes/sec	274.99 KB/min
I/O write operations:	1/sec	227/min
I/O other transfer:	14.45 KB/sec	448.09 KB/min
I/O other operations:	825/sec	1,671/min
Resource allocations
Threads:	26	12
Handles:	320	600
GUI GDI count:	12	103
GUI GDI peak:	14	142
GUI USER count:	7	49
GUI USER peak:	8	71

Process properties

Integrety level:	System
Platform:	64-bit
Command lines:	"C:\Program Files\nvidia corporation\nvstreamsrv\nvstreamsvc.exe" "C:\Program Files\nvidia corporation\nvstreamsrv\nvstreamsvc.exe" serviceapp "C:\Program Files\nvidia corporation\nvstreamsrv\nvstreamsvc.exe" nss f84534ac-91f3-4d8b-b7f8-1f2afa45b6ce 1 "C:\Program Files\nvidia corporation\nvstreamsrv\nvstreamsvc.exe" nss 2709f0be-b1f0-4900-8163-82f0a23d9803 1 "C:\Program Files\nvidia corporation\nvstreamsrv\nvstreamsvc.exe" nss 120f5826-8b1f-454d-96a5-3b9a19973e4e 1 "C:\Program Files\nvidia corporation\nvstreamsrv\nvstreamsvc.exe" nss 3fb5d367-98e3-4da4-b527-ef55bc193b52 1 "C:\Program Files\nvidia corporation\nvstreamsrv\nvstreamsvc.exe" nss 490f860b-abf7-4681-a31f-89f9a33df293 1 (13 more)
Owner:	NETWORK SERVICE
Windows Service
Service name:	NvStreamSvc
Display name:	NvStreamSvc
Description:	“Service for SHIELD Streaming”
Type:	Win32OwnProcess
Parent processes:	nvstreamsvc.exe (NVIDIA Streamer by NVIDIA Corporation) services.exe (Services and Controller app by Microsoft)

Threads

Averages

KeyCrypt64(1).dll (AntiLogger Free by Zemana Ltd)
Total CPU:	0.01297763%	0.272967%
Kernel CPU:	0.00547388%	0.107585%
User CPU:	0.00750375%	0.165382%
CPU cycles:	773,001/sec	5,741,424/sec
Memory:	104 KB	1.16 MB
nvstreamsvc.exe (main module)
Total CPU:	0.00177389%
Kernel CPU:	0.00130340%
User CPU:	0.00047048%
CPU cycles:	356,170/sec
Context switches:	3/sec
Memory:	20.34 MB
combase.dll
Total CPU:	0.00141472%
Kernel CPU:	0.00052250%
User CPU:	0.00089222%
CPU cycles:	35,997/sec
Memory:	1.84 MB
WINMM.dll
Total CPU:	0.00086063%
Kernel CPU:	0.00062954%
User CPU:	0.00023110%
CPU cycles:	95,353/sec
Context switches:	1/sec
Memory:	236 KB
SSDPAPI.dll
Total CPU:	0.00018121%
Kernel CPU:	0.00010989%
User CPU:	0.00007132%
CPU cycles:	4,584/sec
Memory:	76 KB
nvbackendapi64.dll (NVIDIA GeForce Experience by NVIDIA)
Total CPU:	0.00008805%
Kernel CPU:	0.00002845%
User CPU:	0.00005960%
CPU cycles:	2,445/sec
Memory:	1.13 MB
ole32.dll
Total CPU:	0.00006501%
Kernel CPU:	0.00001410%
User CPU:	0.00005091%
CPU cycles:	3,020/sec
Memory:	2.01 MB
sechost.dll
Total CPU:	0.00006251%
Kernel CPU:	0.00005861%
User CPU:	0.00000390%
CPU cycles:	2,328/sec
Memory:	348 KB
ntdll.dll
Total CPU:	0.00004257%
Kernel CPU:	0.00003122%
User CPU:	0.00001136%
CPU cycles:	51,303/sec
Context switches:	1/sec
Memory:	1.66 MB

Common loaded modules

These are modules that are typiclaly loaded within the context of this process.

Distribution by Windows OS

OS version	distribution
Windows 7 Ultimate	26.14%
Windows 7 Home Premium	23.86%
Windows 7 Professional	11.36%
Windows 8.1	10.23%
Windows 8.1 Pro	7.95%
Windows 8 Pro	6.82%
Windows 8 Pro with Media Center	3.41%
Windows 8 Enterprise N	2.27%
Windows 8.1 Single Language	2.27%
Windows 8 Single Language	1.70%
Windows 8	1.70%
Windows 8 Enterprise	1.70%
Windows 8.1 Pro with Media Center	0.57%

Distribution by country

United States installs about 28.24% of NVIDIA Streamer.

Distribution by PC manufacturer

PC Manufacturer	distribution
ASUS	32.60%
Lenovo	22.91%
Acer	13.22%
Dell	7.05%
Hewlett-Packard	5.73%
Alienware	4.85%
Intel	4.41%
MSI	2.64%
American Megatrends	2.64%
Samsung	1.32%
GIGABYTE	1.32%
Sahara	1.32%

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