3,8,703,0 24.84%
3,1,181,0 0.13%
3,1,181,0 0.13%
3,1,171,0 3.89%
3,1,171,0 0.13%
3,0,284,0 0.13%
3,0,284,0 1.00%
2,6,259,0 52.20%
2,6,259,0 12.17%
2,6,195,0 0.13%
2,6,195,0 2.89%
2,0,230,0 0.13%
2,0,230,0 2.26%



McAfee Shared Service Host by McAfee (Signed)

Remove McSvHost.exe


mcsvhost.exe has 13 known versions, the most recent one is 3,8,703,0. It is started as a Windows Service called 'McAfee VirusScan Announcer' with the name 'McNaiAnn'. In addition, it is run under the context of the SYSTEM account with extensive privileges (the administrator accounts have the same privileges). This is executed as a shared service (which simply means that this service can share a process with other Win32 services). The average file size is about 206.41 KB. It is an authenticode code-signed executable issued to McAfee by the certification authority VeriSign. During the process's lifecycle, the typical CPU resource utilization is about 0.0060% including both foreground and background operations, the average private memory consumption is about 42.51 MB. Addionally, typically read and write I/O disk operations is about 327.14 KB per minute for reads and 38.96 KB per minute for writes.

What is mcsvhost.exe?

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.

About mcsvhost.exe (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 insta


File name:mcsvhost.exe
Publisher:McAfee, Inc.
Product name:McAfee Shared Service Host
Description:McAfee Service Host
Typical file path:C:\Program Files\common files\mcafee\mcsvchost\mcsvhost.exe
Issued to:McAfee
Authority (CA):VeriSign
Expiration date:Tuesday, December 31, 2013
Windows Service
Service name:McNaiAnn
Display name:McAfee VirusScan Announcer
Description:“McAfee VirusScan Announcer”

ResourcesPrograms installed in

(Note, the programs listed below are for all versions of McAfee Shared Service Host.)
12% remove
This program provides the utilities (sub packages) related for the special keys and buttons on your computer. The special keys and buttons are designed on the accessibility and usability. The utilitie...
McAfee, Inc.
19% remove
With McAfee’s Security-as-a-Service solutions protecting your systems and email, log into the McAfee SecurityCenter online management console for complete visibility reports and flexible policy settin...
McAfee, Inc.
7% remove
McAfee VirusScan is an antivirus program created and maintained by McAfee Inc. McAfee markets VirusScan to home and home-office users; McAfee also develops VirusScan Enterprise for use in corporate en...


(Note, the behaviors below are for all versions of mcsvhost.exe, select a unique version for details.)
Runs under 'SYSTEM\CurrentControlSet\Services' as a shared service by the Service Host (svchost.exe)
  • 'McNaiAnn' (McAfee VirusScan Announcer)
  • HomeNetSvc
  • 'McOobeSv2' (McAfee OOBE Service2)
  • 'McOobeSv' (McAfee OOBE Service)
  • 'mcpltsvc' (McAfee Platform Services)
  • 'McMPFSvc' (McAfee Personal Firewall)
  • 'mcmscsvc' (McAfee Services)
  • 'McProxy' (McAfee Proxy Service)
  • 'HomeNetSvc' (McAfee Home Network)
  • 'McAfee SiteAdvisor Service'
Windows firewall allowed programs
Exceptions allow programs to access to the Internet through an outbound connections
  • Firewall exception for 'C:\Program Files\Common Files\McAfee\McSvcHost\McSvHost.exe'

VersionsAll file variations of mcsvhost.exe

MD5SHA-1File size
fb11715eeb23d0999c2295177ebba5c0 c57c959f5f2a78105050d1bc960df0a6bbfdd54f 321.22 KB
c966b6448b935e7e025e00561bc47743 6cac8d517f4e7c9c28ea5f140ed8f66afd3f1ce1 180.4 KB
3eed433f64445d5b49a396bd3aede37a b5d58118a7869223864c2d420a28fcfa31f4a1e3 216.11 KB
389bc447df363450a78845d35dba0047 87116fb1ecef09801bb8019fd43cac7b8a7d9451 215.68 KB
31fb9d7453c424d14a6c3927483e5e60 b9628bc22a48c76b7b9fe7fce964a1a38015b183 179.97 KB
85f9f5b01f1c52e4573c8c987daae9d1 c0494592fb7ea93c6c6d12ef35034c489cda9288 179.47 KB
2c696acbbbfff7d25c1f468087feb561 d9d93f5799c10cb2d577d3dff9f3c2a0856460a1 215.68 KB
f928e5e72bba15dd0ce9a26e0413d236 0b5940cd3313354fb08e3263d2b3d79d749a4b9b 196.59 KB
ecab006ac6136f1307e140b633cdb8c2 07cadc4580b516446103c71db8f603d91bd5dad0 163.85 KB
7047a47c4476ed8865cacf811a709ba9 7bfc83a1fe12013c45bb7df560c4a2b0851d6eb1 164.34 KB
c121367d21599367f2adb9c11b7babaa c5cba75dbf2f85df248af50669aa211de4f095da 196.02 KB
7e6932eeda54c8eaf7dc6c2225261b85 3f53b6d27961be1102293f944a7b7564b91f01d4 209.87 KB
acb01bf1a905356ab7f978c7fe852209 80939627f559c634da494d5c69789a13ef0c12b0 244.08 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 40.25%
Windows 8.1 18.00%
Windows 8 14.75%
Windows 8 Single Language 7.75%
Windows 8.1 Single Language 6.50%
Windows Vista Home Premium 3.50%
Windows 8.1 Pro with Media Center 2.50%
Windows 7 Professional 2.00%
Windows 8 Pro with Media Center 2.00%
Microsoft Windows XP 1.50%
Windows 7 Ultimate 1.25%

Distribution by countryDistribution by country

United States installs about 62.50% of McAfee Shared Service Host.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 26.22%
Dell 24.33%
Acer 10.58%
Toshiba 10.43%
Sony 10.11%
Hewlett-Packard 8.21%
Lenovo 7.27%
Intel 1.90%
NEC 0.95%
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