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:   7.00.6002.18005 (lh_sp2rtm.090410-1830)
MD5:   1deaf8d21fccb72ffcf374e0fe6c1db5
SHA1:   a8fefe0fb8c07e37b83dbb1aa6293c3566f6e79d
SHA256:   e3e81216be8d5019c4717c5e038a23be63e79ec6370880bec76b86e9121f5b48
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:7.00.6002.18005 (lh_sp2rtm.090410-1830)
Product version:7.00.6002.18005
Size:252.5 KB (258,560 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:0.14770933%
0.028634%
Kernel CPU:0.11227540%
0.013761%
User CPU:0.03543393%
0.014873%
Kernel CPU time:4,764 ms/min
100,923,805ms/min
CPU cycles:2,465,126/sec
17,470,203/sec
Context switches:252/sec
284/sec
Memory
Private memory:8.15 MB
21.59 MB
Private (maximum):12.95 MB
Private (minimum):11.68 MB
Non-paged memory:8.15 MB
21.59 MB
Virtual memory:87.53 MB
140.96 MB
Virtual memory (peak):87.81 MB
169.69 MB
Working set:14.31 MB
18.61 MB
Working set (peak):14.32 MB
37.95 MB
Page faults:3,985/min
2,039/min
I/O
I/O read transfer:3.22 KB/sec
1.02 MB/min
I/O read operations:29/sec
343/min
I/O write transfer:2.29 KB/sec
274.99 KB/min
I/O write operations:28/sec
227/min
I/O other transfer:20.75 KB/sec
448.09 KB/min
I/O other operations:1,094/sec
1,671/min
Resource allocations
Threads:6
12
Handles:319
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command lines:
  • "C:\Windows\System32\searchprotocolhost.exe" global\usgthrfltpipemssgthrpipe25_ global\usgthrctrlfltpipemssgthrpipe25 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"
  • "C:\Windows\System32\searchprotocolhost.exe" global\usgthrfltpipemssgthrpipe1_ global\usgthrctrlfltpipemssgthrpipe1 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"
  • "C:\Windows\System32\searchprotocolhost.exe" global\usgthrfltpipemssgthrpipe9_ global\usgthrctrlfltpipemssgthrpipe9 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"
  • "C:\Windows\System32\searchprotocolhost.exe" global\usgthrfltpipemssgthrpipe2_ global\usgthrctrlfltpipemssgthrpipe2 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"
  • "C:\Windows\System32\searchprotocolhost.exe" global\usgthrfltpipemssgthrpipe18_ global\usgthrctrlfltpipemssgthrpipe18 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)

ResourcesThreads

Averages
 
SearchProtocolHost.exe (main module)
Total CPU:0.61111874%
0.272967%
Kernel CPU:0.36183624%
0.107585%
User CPU:0.24928250%
0.165382%
CPU cycles:13,009,634/sec
5,741,424/sec
Context switches:28/sec
79/sec
Memory:272 KB
1.16 MB
ole32.dll
Total CPU:0.50241389%
Kernel CPU:0.35104366%
User CPU:0.15137024%
CPU cycles:11,679,385/sec
Context switches:136/sec
Memory:1.84 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
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%
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