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What is SearchProtocolHost.exe?

Part of Windows® Search by Microsoft

What is it?

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.
Description of 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, or on the Web. Get a more efficient, comprehensive solution to quickly find almost anything on your PC and across your network. Windows Search 4.0 adds support for indexing encrypted files, and enables PC-to-PC search on every operating system where Windows Search 4.0 runs-while an expansive set of o
(searchprotocolhost.exe is a system file that is installed with Windows)
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How does searchprotocolhost.exe run?

Process - SearchProtocolHost.exe is an instance of a running program. This 64-bit program executes with the privileges as the currently logged in user account. SearchProtocolHost.exe is executed by the process searchindexer.exe (Windows® Search by Microsoft).

Community

What is the community is seeing?What is the community is doing?
About 0.1% of all Boost users have the searchprotocolhost.exe process running.Of the 0.1% of searchprotocolhost.exe users, less than 1% have disabled it.
How resource intensive is SearchProtocolHost.exe?
Comparison based on the average resource utilization across all programs.
0.01229% CPU122851.1%
Average CPU utilization across all programs is 0.00001%.
          3.08 MB RAM14.3%
Average private memory utilization across all programs is 21.53 MB.
         5 GDI objects3.3%
Average number of GUI GDI and USER objects for all programs is 150.
41 context switches/sec41.0%
Average context switches for all programs is 100 per second.
Typical file (disk image) location:
C:\Windows\System32\searchprotocolhost.exe

Are there other versions of Windows® Search?

What else is related?

What Windows OS versions does this run on?

Windows 8.1 (6.2.9200.0)
Windows 8.1 Enterprise Evaluation (6.2.9200.0)
Windows 8.1 Pro (6.2.9200.0)
Windows 8.1 Single Language (6.2.9200.0)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: SearchProtocolHost.exe
Publisher: Microsoft Corporation (verified)
Name: Windows® Search
Description: Microsoft Windows Search Protocol Host
Version: 7.00.9600.17031 (winblue_gdr.140221-1952)
Product version: 7.00.9600.17031
Size: 312.5 KB
Original file name: SearchProtocolHost.exe
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.0358980498%
Privileged CPU: 0.0236129443%
User CPU: 0.01228510549557%
Privileged CPU time: 4667.19 ms
Privileged CPU time /min: 0 ms
CPU cycle count: 745,058,012
Context switches /sec: 41
Memory utilization averages
Committed memory: 86.06 MB
Peak committed memory: 94.49 MB
Paged memory: 3.08 MB
Peak paged memory: 3.48 MB
Paged system memory: 179.35 KB
Non-paged system memory: 12.56 KB
Working set memory: 6.36 MB
Peak working set memory: 9.72 MB
Min working set memory: 5.73 MB
Private memory: 3.08 MB
Page faults: 74,794
Page faults /min: 0
Process I/O averages
Total read operations: 750
Total read transfer: 56.65 MB
Total write operations: 2
Total write transfer: 455 Bytes
Total other operations: 236,425
Total other transfer: 4.48 MB
GUI Object Averages
GDI objects: 5
Peak GDI objects: 6
USER objects: 4
Peak USER objects: 6
Resources
Handle count average: 337
Thread count average: 6
Thread resource averages
ntdll.dll
ntdll.dll
combase.dll

Process details

Runs as (owner): User
Integrety level: Medium
Windows platform: 64-bit
Parent Process
Child Process
Process Commands
"C:\WINDOWS\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe186_ Global\UsGthrCtrlFltPipeMssGthrPipe186 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\UsGthrFltPipeMssGthrPipe_S-1-5-21-886894872-3799258108-848287415-10015_ Global\UsGthrCtrlFltPipeMssGthrPipe_S-1-5-21-886894872-3799258108-848287415-10015 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" "1"
"C:\WINDOWS\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe4_ Global\UsGthrCtrlFltPipeMssGthrPipe4 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\UsGthrFltPipeMssGthrPipe57_ Global\UsGthrCtrlFltPipeMssGthrPipe57 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\UsGthrFltPipeMssGthrPipe37_ Global\UsGthrCtrlFltPipeMssGthrPipe37 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"

Image hashes

MD5: dde972537280676f685dec67ce28932d
SHA-1: a87cdd9e71438606d2ce28fa3e4f0a1b560b8094

PE image details

Subsystem: Windows Console
Langauge*: Microsoft Visual C++
File entropy: 6.34277
File packed: No
Import Table
advapi32.dll
imm32.dll
kernel32.dll
msshooks.dll
msvcrt.dll
ntdll.dll
ole32.dll
propsys.dll
shell32.dll
shlwapi.dll
user32.dll
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