Should I block it?

60% of PCs block this file from running.
Possible reason:
Performance resource utilization

VersionsAdditional versions

100, 0, 1, 0 4.41%
80, 1, 1, 0 26.44%
80, 1, 1, 0 27.12%
80, 1, 1, 0 3.39%
80, 1, 1, 0 11.53%
80, 1, 1, 0 6.10%
80, 1, 1, 0 0.34%
80, 1, 1, 0 1.02%
80, 1, 1, 0 0.34%
80, 1, 1, 0 0.68%
80, 1, 0, 0 13.22%
80, 1, 0, 0 5.42%


Parent process
Child process

PE structurePE file structure

Show functions
Import table
RegQueryValueExA, RegOpenKeyExA, RegSetValueExA, RegCloseKey, RegEnumKeyExA
HeapSize, LCMapStringW, LCMapStringA, MultiByteToWideChar, GetStringTypeA, GetLocaleInfoA, CloseHandle, lstrcmpA, CreateMutexA, GetLastError, GetStringTypeW, ReleaseMutex, LoadLibraryA, GetSystemTimeAsFileTime, HeapFree, HeapAlloc, GetCommandLineA, GetVersionExA, GetProcessHeap, GetStartupInfoA, GetModuleHandleA, GetProcAddress, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, InterlockedIncrement, SetLastError, GetCurrentThreadId, InterlockedDecrement, TerminateProcess, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, HeapDestroy, HeapCreate, VirtualFree, DeleteCriticalSection, LeaveCriticalSection, EnterCriticalSection, VirtualAlloc, HeapReAlloc, ExitProcess, WriteFile, GetStdHandle, GetModuleFileNameA, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, WideCharToMultiByte, GetEnvironmentStringsW, SetHandleCount, GetFileType, QueryPerformanceCounter, GetTickCount, GetCurrentProcessId, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, Sleep, InitializeCriticalSection, RtlUnwind, GetModuleHandleW, InitializeCriticalSectionAndSpinCount
RegisterWindowMessageA, LoadAcceleratorsA, GetMessageA, TranslateAcceleratorA, TranslateMessage, DispatchMessageA, RegisterClassExA, KillTimer, PostQuitMessage, DefWindowProcA, SetTimer, DestroyWindow, CreateWindowExA, LoadCursorA


hpwuSchd Application by Hewlett-Packard Company (Signed)

Remove hpwuschd2.exe
Version:   80, 1, 1, 0
MD5:   690a6df02625a46abee250c6151b7fba
SHA1:   ae4f4581ffd23b95049bda3869b65023d6d43ab2
SHA256:   50872ce9c0ff6a7595935b4d9b678670499722db5f7ff677e78b5bfca7535505

What is hpwuschd2.exe?

hpwuSchd Application Updater (hpwuschd2.exe) is the software updater program which runs in the background of Windows and automatically starts up when your PC boots. It checks for software udpates and automatically downloads and installs them if found.


hpwuschd2.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). It is installed with a couple of know programs including HP Update published by Hewlett-Packard, HP Update from Hewlett-Packard and HP Update by Hewlett-Packard. The file is digitally signed by Hewlett-Packard Company which was issued by the VeriSign certificate authority (CA).


File name:hpwuschd2.exe
Product name: hpwuSchd Application
Description:hpwuSchd Application
Typical file path:C:\Program Files\hp\hp software update\hpwuschd2.exe
Original name:hpwuSchd.exe
File version:80, 1, 1, 0
Size:53.3 KB (54,576 bytes)
Issued to:Hewlett-Packard Company
Authority (CA):VeriSign
Expiration date:Sunday, December 18, 2011
Digital DNA
PE subsystem:Windows GUI
File packed:No
More details


The following programs will install this file
29% remove
HP Update is the updater program which runs with Windows (in the background as a service) and automatically starts up when your computer boots. It checks for updates and automatically downloads and installs them if found based on the user's settings. HP Update checks for installed Hewlett-Packard OEM software included with a new PC.


Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'HP Software Update' → C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
Scheduled tasks
  • The task 'HP-Online-Aktualisierungsprogramm' runs weekly in the path '\HP-Online-Aktualisierungsprogramm'
  • The job 'Programme de mise à jour en ligne de HP.' runs weekly in the path '\Programme de mise à jour en ligne de HP.'
  • The task 'Программа обновления НР-онлайн.' runs weekly in the path '\Программа обновления НР-онлайн.'
  • The job 'HP online update program' runs weekly in the path '\HP online update program'
  • Entry path '\Programa de atualização online da HP'
  • Entry path '\Программа обновления НР-онлайн.'
  • Entry path '\HP-Online-Aktualisierungsprogramm'
  • Entry path '\Programme de mise à jour en ligne de HP.'
  • Entry path '\HP online update program'

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Total CPU:0.00063001%
Kernel CPU:0.00033995%
User CPU:0.00029005%
Kernel CPU time:109 ms/min
Private memory:2.32 MB
21.59 MB
Private (maximum):5.86 MB
Private (minimum):2.43 MB
Non-paged memory:2.32 MB
21.59 MB
Virtual memory:78.18 MB
140.96 MB
Virtual memory (peak):101.82 MB
169.69 MB
Working set:5.27 MB
18.61 MB
Working set (peak):8.3 MB
37.95 MB
Resource allocations
GUI GDI count:9
GUI USER count:4

BehaviorsProcess properties

Integrety level:Medium
Command line:"C:\Program Files\hp\hp software update\hpwuschd2.exe"
Parent process:explorer.exe (Windows Explorer by Microsoft Corporation)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 47.00%
Windows 7 Ultimate 10.00%
Microsoft Windows XP 8.00%
Windows 8 Pro 7.50%
Windows Vista Home Premium 7.00%
Windows 7 Professional 4.00%
Windows 7 Home Basic 2.50%
Windows 8.1 2.00%
Windows 8 Pro with Media Center 2.00%
Windows 7 Starter 2.00%
Windows 8 Single Language 1.50%
Windows 8 1.50%
Windows Vista Business 1.50%
Windows Vista Home Basic 1.00%
Windows 7 Ultimate N 1.00%
Windows 8.1 Single Language 0.50%
Windows 8.1 Pro with Media Center 0.50%
Windows Vista Ultimate 0.50%

Distribution by countryDistribution by country

United States installs about 54.12% of hpwuSchd Application.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 36.36%
Dell 17.22%
Toshiba 12.44%
Sony 8.61%
ASUS 6.70%
Acer 6.22%
Intel 4.78%
Lenovo 3.83%
Samsung 1.91%
American Megatrends 0.96%
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