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What is sahook.dll?

Part of McAfee SiteAdvisor by McAfee

What is it?

SiteAdvisor is a service that reports on the safety of web sites by crawling the web and testing the sites it finds for malware and spam. The functionality of SiteAdvisor can be accessed either through a Browser Plugin or by submitting a URL to the website. SiteAdvisor only rates sites based on the risk of malware or spam.
Description of sahook.dll from McAfee
McAfee SiteAdvisor software is a free browser plug-in that provides simple Web site safety ratings and a Secure Search box so you can surf, search and shop more safely. With SiteAdvisor software installed, your browser will look a little different than before. We add small site rating icons to your search results as well as a browser button and optional search box. Together, these alert you to potentially risky sites and help you find safer alternatives.
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How does sahook.dll run?

Process - sahook.dll 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. sahook.dll is executed by the process mcsvhost.exe (McAfee Shared Service Host by McAfee).

How does sahook.dll start?

Process Module - sahook.dll is loaded as a DLL (dynamic link library) module within the process chrome.exe (Google Chrome by Google Inc.) via run-time dynamic linking.
McAfee SiteAdvisor is loaded by:


What is the community is seeing?What is the community is doing?
About 0.4% of all Boost users have the sahook.dll process running.Of the 0.4% of sahook.dll users, 11.1% have disabled it.
How resource intensive is sahook.dll?
Comparison based on the average resource utilization across all programs.
0.00008% CPU757.0%
Average CPU utilization across all programs is 0.00001%.
     1.7 MB RAM7.9%
Average private memory utilization across all programs is 21.53 MB.
         15 GDI objects10.0%
Average number of GUI GDI and USER objects for all programs is 150.
Typical file (disk image) location:
C:\Program Files\McAfee\SiteAdvisor\sahook.dll

Are there other versions of McAfee SiteAdvisor?

What else is related?

What Windows OS versions does this run on?

Windows 7 Home Premium (6.1.7601.65536)

About McAfee, Inc.

McAfee, a wholly owned subsidiary of Intel Corporation (NASDAQ:INTC), is the world’s largest dedicated security technology company. McAfee delivers proactive an More...
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File details

File name: sahook.dll
Publisher: McAfee, Inc. (verified)
Name: McAfee SiteAdvisor
Description: SiteAdvisor
Version: 3,7,0,190
Product version: 3,7,0,0
Size: 17.95 KB
Original file name: saHook.dll

Digital certificate

Issued to: McAfee
Certificate authority: VeriSign
Expiration date: 12/31/2013

Resource utilization

CPU utilization averages
Total CPU: 0.0003418658%
Privileged CPU: 0.0002661670%
User CPU: 0.00007569885789%
Privileged CPU time: 109.2 ms
Privileged CPU time /min: 0 ms
CPU cycle count: 184,358,022
CPU cycle count /min: 655,238
Memory utilization averages
Committed memory: 63.15 MB
Peak committed memory: 64.16 MB
Paged memory: 1.7 MB
Peak paged memory: 1.88 MB
Paged system memory: 121.11 KB
Non-paged system memory: 9.91 KB
Working set memory: 6.76 MB
Peak working set memory: 34.54 MB
Min working set memory: 4.44 MB
Private memory: 1.7 MB
Page faults: 9,319
Page faults /min: 33
GUI Object Averages
GDI objects: 15
Peak GDI objects: 16
USER objects: 6
Peak USER objects: 6
Handle count average: 93
Thread count average: 3
Thread resource averages

Process details

Runs as (owner): System
Integrety level: System
Windows platform: 64-bit
Parent Process
Process Command
"C:\Windows\SysWOW64\rundll32.exe" "C:\Program Files2\mcafee\SITEAD~1\saHook.dll", saHooker_Initialize_and_Wait

Image hashes

MD5: ea0d2fdc8dc550302f58a820bbb41c42
SHA-1: 445a4fe312cc74e3c3553011349a30a6ff2739fc

PE image details

Subsystem: Windows GUI
File packed: No
Import Table
Export Table
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