SearchFilterHost.exe

File Path: C:\Windows\system32\SearchFilterHost.exe
Description: Microsoft Windows Search Filter Host

Hashes

Type	Hash
MD5	`BB3FEB38673DB103CAB1634AECE1DC21`
SHA1	`C97971CCC7D89D4E2953F758C24AD1F271936AD2`
SHA256	`574D2D970451B89B6C646253345628AA692CF76F6A6FE4404086D20CAEB6A211`
SHA384	`884F816FE61BBD6E1C94DF37DE050F578C991A3D40A535D92ABCF92FEE9D35046C474BAC007D37547EEC740E94D97ADE`
SHA512	`E0379D6FC047F74C5ECDE2F9E4E9022B8DE7FAC62436298AFAD9E3E78A51B15EB02FFCF4CA496CC0242D44189898E04B36CE296E32A52A0D00AEB2D4B8AF615F`
SSDEEP	`3072:MSMHLMd+gXSCbWm2YLIl9EM/++80hwQNpmr+UrgCf9Br51ihk6kvtfGq0ev3U5WN:Mv5I5WHYIl9EM/Hpmr+BYkrkR10efUK`
IMP	`837968E736EE58A7F0780D1DA007BB63`
PESHA1	`88EC76215A5BD99470616C1607CD542B7EE34C9B`
PE256	`5801CC1A41F35C82EFDC5E5DA61A16A06DBCF59EB2761D89142A702C671DE39B`

Runtime Data

Loaded Modules:

Path
C:\Windows\System32\advapi32.dll
C:\Windows\System32\bcryptPrimitives.dll
C:\Windows\System32\combase.dll
C:\Windows\system32\cryptdll.dll
C:\Windows\System32\GDI32.dll
C:\Windows\System32\gdi32full.dll
C:\Windows\System32\imm32.dll
C:\Windows\System32\kernel.appcore.dll
C:\Windows\System32\KERNEL32.DLL
C:\Windows\System32\KERNELBASE.dll
C:\Windows\System32\msvcp_win.dll
C:\Windows\System32\msvcrt.dll
C:\Windows\SYSTEM32\ntdll.dll
C:\Windows\System32\OLEAUT32.dll
C:\Windows\System32\RPCRT4.dll
C:\Windows\system32\SearchFilterHost.exe
C:\Windows\System32\sechost.dll
C:\Windows\system32\TQUERY.DLL
C:\Windows\System32\ucrtbase.dll
C:\Windows\System32\USER32.dll
C:\Windows\System32\win32u.dll

Signature

Status: Signature verified.
Serial: 3300000266BD1580EFA75CD6D3000000000266
Thumbprint: A4341B9FD50FB9964283220A36A1EF6F6FAA7840
Issuer: CN=Microsoft Windows Production PCA 2011, O=Microsoft Corporation, L=Redmond, S=Washington, C=US
Subject: CN=Microsoft Windows, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

File Metadata

Original Filename: SearchFilterHost.exe
Product Name: Windows Search
Company Name: Microsoft Corporation
File Version: 7.0.17763.831 (WinBuild.160101.0800)
Product Version: 7.0.17763.831
Language: English (United States)
Legal Copyright: Microsoft Corporation. All rights reserved.
Machine Type: 64-bit

File Scan

VirusTotal Detections: 0/68
VirusTotal Link: https://www.virustotal.com/gui/file/574d2d970451b89b6c646253345628aa692cf76f6a6fe4404086d20caeb6a211/detection/

File Similarity (ssdeep match)

File	Score
C:\Windows\system32\SearchFilterHost.exe	46
C:\WINDOWS\system32\SearchFilterHost.exe	40
C:\WINDOWS\system32\SearchFilterHost.exe	52
C:\Windows\system32\SearchFilterHost.exe	38
C:\Windows\system32\SearchFilterHost.exe	40
C:\Windows\system32\SearchFilterHost.exe	35
C:\Windows\system32\SearchFilterHost.exe	46
C:\Windows\system32\SearchFilterHost.exe	47
C:\Windows\system32\SearchFilterHost.exe	63
C:\Windows\system32\SearchProtocolHost.exe	33
C:\WINDOWS\system32\SearchProtocolHost.exe	35
C:\Windows\system32\SearchProtocolHost.exe	36
C:\Windows\system32\SearchProtocolHost.exe	40
C:\Windows\system32\SearchProtocolHost.exe	29
C:\Windows\system32\SearchProtocolHost.exe	36
C:\Windows\SysWOW64\SearchFilterHost.exe	35
C:\Windows\SysWOW64\SearchFilterHost.exe	43
C:\Windows\SysWOW64\SearchFilterHost.exe	43
C:\WINDOWS\SysWOW64\SearchFilterHost.exe	49
C:\Windows\SysWOW64\SearchFilterHost.exe	44
C:\Windows\SysWOW64\SearchFilterHost.exe	43
C:\Windows\SysWOW64\SearchFilterHost.exe	43
C:\WINDOWS\SysWOW64\SearchFilterHost.exe	50
C:\Windows\SysWOW64\SearchFilterHost.exe	41
C:\Windows\SysWOW64\SearchProtocolHost.exe	32
C:\Windows\SysWOW64\SearchProtocolHost.exe	32
C:\Windows\SysWOW64\SearchProtocolHost.exe	36
C:\Windows\SysWOW64\SearchProtocolHost.exe	36
C:\Windows\SysWOW64\SearchProtocolHost.exe	32
C:\WINDOWS\SysWOW64\SearchProtocolHost.exe	30
C:\WINDOWS\SysWOW64\SearchProtocolHost.exe	35
C:\Windows\SysWOW64\SearchProtocolHost.exe	30
C:\Windows\SysWOW64\SearchProtocolHost.exe	33
C:\Windows\SysWOW64\SearchProtocolHost.exe	32

Possible Misuse

The following table contains possible examples of SearchFilterHost.exe being misused. While SearchFilterHost.exe is not inherently malicious, its legitimate functionality can be abused for malicious purposes.

Source	Source File	Example	License
sigma	proc_creation_win_apt_winnti_mal_hk_jan20.yml	`Image\\|endswith: '\SearchFilterHost.exe'`	DRL 1.0