Should I block it?

No, this file is 100% safe to run.

Additional versions

5.2.3790.3959 (srv03_sp2_rtm.070216-1710)	0.76%
5.1.2600.5512 (xpsp.080413-2108)	60.31%
5.1.2600.5512 (xpsp.080413-2108)	2.67%
5.1.2600.5512 (xpsp.080413-2108)	0.76%
5.1.2600.5512 (xpsp.080413-2108)	6.11%
5.1.2600.5512 (xpsp.080413-2108)	3.05%
5.1.2600.5512 (xpsp.080413-2108)	0.38%
5.1.2600.5512 (xpsp.080413-2108)	1.91%
5.1.2600.5512 (xpsp.080413-2108)	0.76%
5.1.2600.5512 (xpsp.080413-2108)	0.38%
5.1.2600.5512 (xpsp.080413-2108)	1.53%
5.1.2600.5512 (xpsp.080413-2108)	0.76%
5.1.2600.5512 (xpsp.080413-2108)	0.38%
5.1.2600.5512 (xpsp.080413-2108)	0.76%
5.1.2600.5512 (xpsp.080413-2108)	0.38%
5.1.2600.5512 (xpsp.080413-2108)	0.38%
5.1.2600.3311 (xpsp.080212-0003)	0.76%
5.1.2600.3300 (xpsp.080125-2027)	0.38%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	14.50%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.76%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.38%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.38%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.38%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.38%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.38%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.38%

Relationships

PE file structure

Show functions

Import table

advapi32.dll

SetThreadToken, OpenProcessToken, UnregisterIdleTask, RegisterIdleTask, RegDeleteValueW, RegConnectRegistryW, ConvertSidToStringSidW, RegQueryInfoKeyW, RegEnumValueW, LookupAccountNameW, EqualSid, DeleteAce, GetSecurityDescriptorDacl, IsValidAcl, GetAclInformation, GetLengthSid, AddAccessAllowedAce, GetAce, AddAccessDeniedAce, SetSecurityDescriptorDacl, SetSecurityDescriptorOwner, SetSecurityDescriptorGroup, RegCreateKeyExW, MakeAbsoluteSD, InitializeSecurityDescriptor, InitializeAcl, GetTokenInformation, RegisterServiceCtrlHandlerExW, RegNotifyChangeKeyValue, RegSetValueExW, SetServiceStatus, RegOpenKeyExW, RegQueryValueExW, RegCloseKey, OpenThreadToken, MakeSelfRelativeSD, IsValidSecurityDescriptor

kernel32.dll

QueryPerformanceCounter, FindFirstChangeNotificationW, GetCurrentThreadId, GetCurrentProcessId, GetSystemTimeAsFileTime, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, GetSystemDefaultUILanguage, GetUserDefaultUILanguage, GetLocalTime, SetLastError, LoadLibraryExW, GetSystemDirectoryW, GlobalUnlock, GlobalLock, GlobalAlloc, GetUserDefaultLCID, GetTimeZoneInformation, GetModuleFileNameW, DeleteTimerQueueTimer, UnregisterWaitEx, CreateTimerQueueTimer, RegisterWaitForSingleObject, GetCurrentThread, FindCloseChangeNotification, LocalFree, OpenProcess, GlobalFree, Sleep, FindNextChangeNotification, lstrlenW, DisableThreadLibraryCalls, CreateEventA, GetLastError, WaitForMultipleObjects, SetEvent, HeapDestroy, DeleteCriticalSection, InitializeCriticalSection, EnterCriticalSection, CreateProcessW, WaitForSingleObject, TerminateProcess, CloseHandle, LeaveCriticalSection, ExpandEnvironmentStringsW, GetTickCount

msvcrt.dll

DllMain

netapi32.dll

NetLocalGroupAddMembers, NetLocalGroupDel, NetLocalGroupAdd, NetLocalGroupGetInfo, NetApiBufferFree, NetLocalGroupGetMembers, NetLocalGroupDelMembers

ntdll.dll

NtQueryInformationProcess

ole32.dll

StringFromGUID2, CoRegisterClassObject, CoRevokeClassObject, CoUninitialize, CoCreateInstance, CoGetCallContext, CoInitializeEx

rpcrt4.dll

I_RpcBindingInqLocalClientPID

user32.dll

LoadStringW

winsta.dll

WinStationSetInformationA

PCHSVC.dll

Microsoft PCHealth Service Holder by Microsoft

Remove PCHSVC.dll

Version:	5.1.2600.5512 (xpsp.080413-2108)
MD5:	4fcca060dfe0c51a09dd5c3843888bcd
SHA1:	46d3aee4e4cefedcc287a9783eb607f1ca60d755
SHA256:	d82417706b517f2610ddf7c86be03a72efa9a2a389df5c8f8adeab8144e2c80a

This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is PCHSVC.dll?

PC Health is a suite of features and technologies focused on improving the user experience by providing easier access to Help Content and support services. If the Help and Support Center information is not enough, Support Automation Framework (SAF) applications make it easy for the user to escalate support incidents to the right support center. SAF provides support vendors with the infrastructure to create their own support channels and incident submission applications.

Overview

pchsvc.dll is loaded as dynamic link library that runs in the context of a process. This is typically installed with the program Help and Support Additions published by Hewlett-Packard. This version is installed on Windows XP.

Details

File name:	pchsvc.dll
Publisher:	Microsoft Corporation
Product name:	Microsoft PCHealth Service Holder
Description:	Microsoft® Windows® Operating System
Typical file path:	C:\windows\pchealth\helpctr\binaries\pchsvc.dll
File version:	5.1.2600.5512 (xpsp.080413-2108)
Product version:	5.1.2600.5512
Size:	37.5 KB (38,400 bytes)
Digital DNA
PE subsystem:	Windows GUI
File packed:	No
Code language:	Microsoft Visual C++
.NET CLR:	No

More details

Programs

The following program will install this file

Help and Support Additions

Hewlett-Packard

7% remove

Behaviors

Hosted services

Runs as a shared service under the Windows svcHost

Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'
Shared name is 'helpsvc'

Distribution by Windows OS

OS version	distribution
Microsoft Windows XP	100.00%

Distribution by country

United States installs about 35.94% of Microsoft PCHealth Service Holder.

Distribution by PC manufacturer

PC Manufacturer	distribution
Dell	36.02%
Intel	12.42%
Toshiba	9.94%
American Megatrends	9.32%
GIGABYTE	4.97%
ASUS	4.97%
Hewlett-Packard	4.97%
Compaq	4.97%
Sahara	4.35%
Lenovo	3.73%
Acer	1.86%
Sony	1.24%
MSI	1.24%

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