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

Parent process
Related files

SearchProtocolHost.exe

Microsoft Windows Search Protocol Host by Microsoft

Remove SearchProtocolHost.exe
Version:   7.0.6001.16503 (longhorn(wmbla).080526-2159)
MD5:   c4894b3b448b647bedc9e916d181bdbe
SHA1:   66ed3412e29ba492dbc6e4a7c017217666b38bbc
SHA256:   03736539fedc2367e00bf1ccc46c1edcf9506ac2f34d2b007903f7c8cd298099
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:7.0.6001.16503 (longhorn(wmbla).080526-2159)
Product version:7.0.6001.16503
Size:180.5 KB (184,832 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:0.15747566%
0.028634%
Kernel CPU:0.11949502%
0.013761%
User CPU:0.03798064%
0.014873%
Kernel CPU time:2,211 ms/min
100,923,805ms/min
Context switches:1,156/sec
284/sec
Memory
Private memory:5.86 MB
21.59 MB
Private (maximum):5.97 MB
Private (minimum):5.2 MB
Non-paged memory:5.86 MB
21.59 MB
Virtual memory:53.34 MB
140.96 MB
Virtual memory (peak):53.63 MB
169.69 MB
Working set:7.39 MB
18.61 MB
Working set (peak):7.81 MB
37.95 MB
Page faults:9,970/min
2,039/min
I/O
I/O read transfer:21.45 MB/sec
1.02 MB/min
I/O read operations:179/sec
343/min
I/O write transfer:2 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:1.79 KB/sec
448.09 KB/min
I/O other operations:9/sec
1,671/min
Resource allocations
Threads:8
12
Handles:321
600
GUI GDI count:5
103
GUI USER count:14
49

BehaviorsProcess properties

Integrety level:Undefined
Platform:32-bit
Command lines:
  • "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) " "" "downleveldaemon"
  • "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"
Owner:SYSTEM
Parent process:SearchIndexer.exe (Microsoft Windows Search Indexer 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%
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