Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

7.00.9600.17031 (winblue_gdr.140221-1952) 2.22%
7.00.9600.16384 (winblue_rtm.130821-1623) 2.89%
7.00.9431.0 (winmain_bluemp.130615-1214) 0.22%
7.00.9200.16579 (win8_gdr.130408-1425) 4.89%
7.00.9200.16578 (win8_gdr.130405-1703) 0.67%
7.00.9200.16433 (win8_gdr.121010-1704) 6.22%
7.00.9200.16433 (win8_gdr.121010-1704) 1.56%
7.00.9200.16420 (win8_gdr.120919-1813) 0.67%
7.00.9200.16420 (win8_gdr.120919-1813) 0.22%
7.00.9200.16384 (win8_rtm.120725-1247) 0.67%
7.00.9200.16384 (win8_rtm.120725-1247) 0.44%
7.00.8250.0 (winmain_win8beta.120217-1520) 0.22%
7.00.7601.17610 (win7sp1_gdr.110503-1502) 32.44%
7.00.7601.17610 (win7sp1_gdr.110503-1502) 12.00%
7.00.7600.16808 (win7_gdr.110503-1506) 2.44%
7.00.7600.16808 (win7_gdr.110503-1506) 2.00%
7.00.7600.16401 (win7_gdr.090727-1504) 0.22%
7.00.7600.16385 (win7_rtm.090713-1255) 16.22%
7.00.7600.16385 (win7_rtm.090713-1255) 5.56%
7.00.6002.18005 (lh_sp2rtm.090410-1830) 5.56%
7.00.6002.18005 (lh_sp2rtm.090410-1830) 1.11%
7.0.6001.16503 (longhorn(wmbla).080526-2159) 0.89%
6.0.6000.16386 (vista_rtm.061101-2205) 0.67%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
CopySid, GetLengthSid, IsValidSid, SetSecurityDescriptorOwner, SetSecurityDescriptorGroup, GetTokenInformation, AddAce, GetAce, GetAclInformation, AddAccessAllowedAce, InitializeAcl, GetTraceEnableFlags, GetTraceEnableLevel, GetTraceLoggerHandle, RegisterTraceGuidsW, UnregisterTraceGuids, TraceEvent, AdjustTokenPrivileges, LookupPrivilegeValueW, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, OpenProcessToken, OpenThreadToken, LookupAccountNameW, ImpersonateLoggedOnUser, RevertToSelf, RegCloseKey, MakeSelfRelativeSD, ConvertStringSecurityDescriptorToSecurityDescriptorW, GetSecurityDescriptorLength, RegDeleteKeyW, RegDeleteValueW, RegCreateKeyExW, RegOpenKeyExW, RegSetValueExW, RegQueryInfoKeyW, RegEnumKeyExW, GetSidSubAuthority, RegEnumValueW, RegQueryValueExW, SetSecurityDescriptorSacl, MakeAbsoluteSD, InitializeSid, GetSidLengthRequired, DeleteAce, EqualPrefixSid, LookupAccountSidW, CreateWellKnownSid, DeregisterEventSource, RegisterEventSourceW, ReportEventW, ConvertStringSecurityDescriptorToSecurityDescriptorA
kernel32.dll
FindResourceW, LoadLibraryExW, GetModuleFileNameW, ResetEvent, SetThreadPriority, CreateThread, LocalFree, GetHandleInformation, OpenEventW, GetCurrentProcessId, SetErrorMode, HeapSetInformation, lstrlenA, GetComputerNameW, SearchPathW, GetUserDefaultUILanguage, GetSystemDefaultUILanguage, GetLocaleInfoW, FindResourceExW, WaitForSingleObjectEx, ReleaseMutex, LoadLibraryW, OutputDebugStringW, CopyFileA, DeleteFileA, FlushViewOfFile, GetLocalTime, CreateFileA, FormatMessageA, FileTimeToSystemTime, SystemTimeToTzSpecificLocalTime, GetTimeFormatW, LCMapStringW, LoadResource, CompareFileTime, RemoveDirectoryW, FindFirstFileW, FindNextFileW, FindClose, SetPriorityClass, GetPriorityClass, IsValidCodePage, OpenFileMappingW, OpenSemaphoreW, CreateFileMappingW, ReleaseSemaphore, ExpandEnvironmentStringsW, SetEnvironmentVariableW, CreateFileW, DuplicateHandle, GetFileSize, GetFileTime, UnlockFile, LockFile, FlushFileBuffers, SetEndOfFile, SetFilePointer, WriteFile, ReadFile, DeleteFileW, FormatMessageW, VerifyVersionInfoW, UnhandledExceptionFilter, TerminateProcess, GetSystemTimeAsFileTime, QueryPerformanceCounter, GetModuleHandleA, SetUnhandledExceptionFilter, OutputDebugStringA, InterlockedCompareExchange, Sleep, GetEnvironmentVariableW, InterlockedExchange, GetVersionExA, SizeofResource, MultiByteToWideChar, GetTickCount, GlobalAlloc, GlobalFree, MapViewOfFile, UnmapViewOfFile, GlobalLock, GlobalUnlock, LoadLibraryA, GetCurrentThread, RaiseException, InitializeCriticalSection, DeleteCriticalSection, GetLastError, lstrcmpiW, CompareStringW, GetSystemDefaultLCID, lstrlenW, WideCharToMultiByte, EnterCriticalSection, LeaveCriticalSection, CloseHandle, FreeLibrary, GetProcAddress, CreateEventW, SetEvent, WaitForSingleObject, GetCurrentThreadId, GetModuleHandleW, GetVersionExW, InterlockedDecrement, InterlockedIncrement, SetLastError, GetCurrentProcess, GetProcessTimes, lstrcmpW
msshooks.dll
LoadMSSearchHooks
msvcrt.dll
DllMain
ntdll.dll
VerSetConditionMask, RtlUnwind
ole32.dll
CoInitializeEx, CoUninitialize, PropVariantClear, CoTaskMemFree, CoUnmarshalInterface, CreateStreamOnHGlobal, CoTaskMemAlloc, CreateBindCtx, CoTaskMemRealloc, CoCreateInstance, CoDisconnectObject, CoInitializeSecurity, StringFromCLSID, CLSIDFromProgID, PropVariantCopy, CLSIDFromString
propsys.dll
PSGetPropertyDescription, PSGetItemPropertyHandlerWithCreateObject
shell32.dll
SHCreateShellItem, SHParseDisplayName
shlwapi.dll
SHRegGetValueW
user32.dll
CharNextW, GetLastInputInfo, UnregisterClassA, MsgWaitForMultipleObjects, DispatchMessageW, PeekMessageW, LoadStringW

SearchProtocolHost.exe

Microsoft Windows Search Protocol Host by Microsoft

Remove SearchProtocolHost.exe
Version:   7.00.9200.16420 (win8_gdr.120919-1813)
MD5:   360c65d810655a2fb6d545308996d9fa
SHA1:   7dda180dab5e546d6d5debdc597e9470ffde8a61
SHA256:   55b69c3eb30e312399de75093929e274b52395968f498da02e54e468b50c6fb5
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is SearchProtocolHost.exe?

Windows Search for the desktop and the enterprise delivers fast search capabilities for files, e-mail, documents, and more, provides performance enhancements and support for enterprise-critical features, and is easy to manage and extend with customized functionality.

About SearchProtocolHost.exe (from Microsoft)

Windows Search provides an easy and comprehensive solution for finding and organizing the content you care about, whether it's on your PC, in an e-mail message or attachment, on a remote file share,

DetailsDetails

File name:SearchProtocolHost.exe
Publisher:Microsoft Corporation
Product name:Microsoft Windows Search Protocol Host
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\searchprotocolhost.exe
File version:7.00.9200.16420 (win8_gdr.120919-1813)
Product version:7.00.9200.16420
Size:365 KB (373,760 bytes)
Digital DNA
PE subsystem:Windows Console
Entropy:5.610878
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.01196638%
0.028634%
Kernel CPU:0.00752724%
0.013761%
User CPU:0.00443914%
0.014873%
Memory
Private (maximum):7.34 MB
Private (minimum):6.95 MB

BehaviorsProcess properties

Platform:64-bit
Command line:"C:\Windows\System32\searchprotocolhost.exe" global\usgthrfltpipemssgthrpipe511_ global\usgthrctrlfltpipemssgthrpipe511 1 -2147483646 "software\microsoft\windows search" "mozilla/4.0 (compatible; msie 6.0; windows nt; ms search 4.0 robot)" "C:\ProgramData\microsoft\search\data\temp\usgthrsvc" "downleveldaemon"
Owner:SYSTEM
Parent process:SearchIndexer.exe (by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 57.14%
Windows Vista Home Premium 28.57%
Windows Vista Ultimate 14.29%

Distribution by countryDistribution by country

United States installs about 50.00% of Microsoft Windows Search Protocol Host.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 28.57%
Intel 28.57%
Dell 28.57%
Hewlett-Packard 14.29%
Should I remove It? Clean your PC of unwanted adware, toolbars and bloatware.

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