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What is SearchProtocolHost.exe?

Part of Microsoft Windows Search Protocol Host 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 program executes under the SYSTEM account within Windows with extensive privileges on the local computer, and acts as the computer on the network. SearchProtocolHost.exe is executed by the process searchindexer.exe (Microsoft Windows Search Indexer by Microsoft).


What is the community is seeing?What is the community is doing?
About 0.5% of all Boost users have the searchprotocolhost.exe process running.Of the 0.5% 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.
0.04143% CPU414258.0%
Average CPU utilization across all programs is 0.00001%.
          4.88 MB RAM22.7%
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.
57 context switches/sec57.0%
Average context switches for all programs is 100 per second.
Typical file (disk image) location:

Are there other versions of Microsoft Windows Search Proto...?

What modules are loaded?

A module is a dynamic link library (DLL) or an executable file that is loaded into the process. Below is a list of non-system modules that are loaded by Microsoft Windows Search Protocol Host.

What else is related?

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.196608)
Windows 7 Home Premium (6.1.7601.65536)

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: Microsoft Windows Search Protocol Host
Description: Microsoft® Windows® Operating System
Version: 7.0.6001.16503 (longhorn(wmbla).080526-2159)
Product version: 7.0.6001.16503
Size: 180.5 KB
Original file name: SearchProtocolHost.exe
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.1249512924%
Privileged CPU: 0.0835254912%
User CPU: 0.04142580119971%
Privileged CPU time: 619.79 ms
Privileged CPU time /min: 0 ms
Context switches /sec: 57
Memory utilization averages
Committed memory: 52.14 MB
Peak committed memory: 52.2 MB
Paged memory: 4.88 MB
Peak paged memory: 5.07 MB
Paged system memory: 53.69 KB
Non-paged system memory: 5.66 KB
Working set memory: 6.16 MB
Peak working set memory: 6.29 MB
Min working set memory: 4.07 MB
Private memory: 4.88 MB
Page faults: 13,742
Page faults /min: 0
Process I/O averages
Total read operations: 1,232
Total read transfer: 133.82 MB
Total write operations: 34
Total write transfer: 2.7 KB
Total other operations: 3,007
Total other transfer: 241.19 KB
GUI Object Averages
GDI objects: 5
USER objects: 11
Handle count average: 312
Thread count average: 6
Thread resource averages

Process details

Runs as (owner): System
Integrety level: Undefined
Windows platform: 32-bit
Parent Process
Process Commands
"C:\Windows\System32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe41_ Global\UsGthrCtrlFltPipeMssGthrPipe41 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot) " "" "DownLevelDaemon"
"C:\WINDOWS\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe_s-1-5-21-57989841-1482476501-725345543-100348_ Global\UsGthrCtrlFltPipeMssGthrPipe_s-1-5-21-57989841-1482476501-725345543-100348 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot) " "C:\Documents and Settings\user\Application Data\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon" "1"

Image hashes

MD5: c4894b3b448b647bedc9e916d181bdbe
SHA-1: 66ed3412e29ba492dbc6e4a7c017217666b38bbc
SHA-256: 03736539fedc2367e00bf1ccc46c1edcf9506ac2f34d2b007903f7c8cd298099

PE image details

Subsystem: Windows Console
Langauge*: Microsoft Visual C++
File entropy: 5.61088
File packed: No
Import Table
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