Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

14.6.22.1 40.38%
14.6.22.1 5.77%
12.4.67.0 13.46%
12.4.55.0 1.92%
12.4.55.0 1.92%
11.10.13.1 5.77%
11.10.11.1 5.77%
11.10.11.1 1.92%
10.11.15.0 19.23%
10.11.15.0 1.92%
10.10.5.1 1.92%

Relationships

Parent processes
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
CryptAcquireContextW, CryptGetHashParam, RegQueryValueExW, RegOpenKeyExW, RegCloseKey, RegEnumValueW, ConvertStringSecurityDescriptorToSecurityDescriptorA, RegQueryInfoKeyW, RegEnumKeyExW, CryptHashData, CryptDestroyHash, CryptCreateHash, RegisterEventSourceW, DeregisterEventSource, ReportEventW, RegDeleteValueW, RegSetValueExW, RegCreateKeyExW, SetEntriesInAclW, SetSecurityDescriptorDacl, ConvertStringSidToSidW, InitializeSecurityDescriptor, CryptReleaseContext
crypt32.dll
CryptMsgGetParam, CertCloseStore, CertFindCertificateInStore, CertFreeCertificateContext, CertGetNameStringW, CryptQueryObject, CryptMsgClose
iphlpapi.dll
IcmpCreateFile, IcmpSendEcho, IcmpCloseHandle
kernel32.dll
DllMain
ole32.dll
CoCreateInstance, CoInitialize, CoUninitialize, CoCreateGuid, StringFromGUID2, CoSetProxyBlanket
setupapi.dll
SetupDiGetDeviceRegistryPropertyW, SetupDiDestroyDeviceInfoList, SetupDiEnumDeviceInfo, SetupDiGetClassDevsW, SetupDiSetDeviceInstallParamsW, SetupDiGetDriverInstallParamsW, SetupDiEnumDriverInfoW, SetupDiGetDeviceInstallParamsW, SetupDiDestroyDriverInfoList, SetupDiBuildDriverInfoList, SetupDiEnumDeviceInterfaces, SetupDiGetDeviceInterfaceDetailW
shell32.dll
SHGetFolderPathW, CommandLineToArgvW
shlwapi.dll
PathCombineW
user32.dll
EnumDisplaySettingsW, EnumDisplayDevicesW, GetSystemMetrics, EnumDisplaySettingsExW
version.dll
GetFileVersionInfoA, GetFileVersionInfoSizeW, VerQueryValueW, GetFileVersionInfoW, GetFileVersionInfoSizeA
winhttp.dll
WinHttpConnect, WinHttpCloseHandle, WinHttpAddRequestHeaders, WinHttpSetOption, WinHttpReceiveResponse, WinHttpReadData, WinHttpQueryHeaders, WinHttpCrackUrl, WinHttpQueryDataAvailable, WinHttpOpenRequest, WinHttpSendRequest, WinHttpOpen
wintrust.dll
WinVerifyTrust
ws2_32.dll
WSAWaitForMultipleEvents, WSACloseEvent, WSAResetEvent, WSACreateEvent, WSAEventSelect, WSAEnumNetworkEvents

nvbackend.exe

NVIDIA GeForce Experience by NVIDIA Corporation (Signed)

Remove nvbackend.exe
Version:   14.6.22.1
MD5:   436a83e5555a8449b9bfbe1aab314654
SHA1:   5401c51b3bbb7e99b19d978dec2da609dd71a76f

Overview

nvbackend.exe executes as a process with the local user's privileges usually within the context of Windows Explorer. It is set to be start when the PC boots and any user logs into Windows (added to the Run registry key for the all users under the local machine). The file is digitally signed by NVIDIA Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:nvbackend.exe
Publisher:NVIDIA Corporation
Product name:NVIDIA GeForce Experience
Description:NVIDIA GeForce Experience Backend
Typical file path:C:\Program Files\nvidia corporation\update core\nvbackend.exe
Original name:backend.exe
File version:14.6.22.1
Size:2.24 MB (2,352,072 bytes)
Build date:5/29/2014 6:42 PM
Certificate
Issued to:NVIDIA Corporation
Authority (CA):VeriSign
Effective date:Wednesday, February 9, 2011
Expiration date:Sunday, February 9, 2014
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'NvBackend' → "C:\Program Files\NVIDIA Corporation\Update Core\NvBackend.exe"
Network connections
  • [UDP] listens on port 48500
  • [UDP] listens on port 48200

  • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.00032934%
    0.028634%
    Kernel CPU:0.00017151%
    0.013761%
    User CPU:0.00015784%
    0.014873%
    Kernel CPU time:3,180,287 ms/min
    100,923,805ms/min
    CPU cycles:907,875/sec
    17,470,203/sec
    Context switches:4/sec
    284/sec
    Memory
    Private memory:14.01 MB
    21.59 MB
    Private (maximum):33.05 MB
    Private (minimum):12.23 MB
    Non-paged memory:14.01 MB
    21.59 MB
    Virtual memory:137.17 MB
    140.96 MB
    Virtual memory (peak):215.29 MB
    169.69 MB
    Working set:16.22 MB
    18.61 MB
    Working set (peak):90.96 MB
    37.95 MB
    Page faults:687,566/min
    2,039/min
    I/O
    I/O read transfer:4.5 KB/sec
    1.02 MB/min
    I/O read operations:1/sec
    343/min
    I/O write transfer:1.05 KB/sec
    274.99 KB/min
    I/O write operations:2/sec
    227/min
    I/O other transfer:18.05 KB/sec
    448.09 KB/min
    I/O other operations:330/sec
    1,671/min
    Resource allocations
    Threads:8
    12
    Handles:298
    600
    GUI GDI count:9
    103
    GUI GDI peak:12
    142
    GUI USER count:9
    49
    GUI USER peak:12
    71

    BehaviorsProcess properties

    Integrety level:High
    Platform:64-bit
    Command line:"C:\Program Files\nvidia corporation\update core\nvbackend.exe"
    Owner:User
    Parent processes:

    ResourcesThreads

    Averages
     
    NvBackend.exe (main module)
    Total CPU:0.00400874%
    0.272967%
    Kernel CPU:0.00234193%
    0.107585%
    User CPU:0.00166681%
    0.165382%
    CPU cycles:174,022/sec
    5,741,424/sec
    Memory:2.27 MB
    1.16 MB
    ntdll.dll
    Total CPU:0.00003662%
    Kernel CPU:0.00002990%
    User CPU:0.00000672%
    CPU cycles:1,626/sec
    Memory:1.66 MB

    Common loaded modules

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

    Windows OS versionsDistribution by Windows OS

    OS versiondistribution
    Windows 7 Home Premium 31.37%
    Windows 7 Ultimate 19.61%
    Windows 8.1 13.73%
    Windows 8.1 Pro 9.80%
    Windows 7 Professional 7.84%
    Windows 8 Enterprise N 3.92%
    Windows 8.1 Single Language 3.92%
    Windows 8 Single Language 3.92%
    Windows 8.1 Pro with Media Center 1.96%
    Windows 8 Pro 1.96%
    Windows Vista Home Premium 1.96%

    Distribution by countryDistribution by country

    United States installs about 41.18% of NVIDIA GeForce Experience.

    OEM distributionDistribution by PC manufacturer

    PC Manufacturerdistribution
    ASUS 29.51%
    Lenovo 29.51%
    Acer 13.11%
    Hewlett-Packard 11.48%
    Intel 6.56%
    Alienware 4.92%
    Dell 3.28%
    GIGABYTE 1.64%
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