Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

4.5.0216.0 5.91%
4.4.0304.0 3.26%
4.4.0304.0 0.60%
4.3.0219.0 5.19%
4.3.0219.0 3.50%
4.3.0216.0 2.05%
4.3.0216.0 1.33%
4.3.0215.0 2.90%
4.3.0215.0 1.09%
4.2.0223.0 17.61%
4.2.0223.0 14.35%
4.2.0216.0 0.12%
4.2.0216.0 0.36%
4.1.0522.0 16.89%
4.1.0522.0 15.92%
4.0.1526.0 0.12%
4.0.1526.0 1.45%
2.1.1116.0 1.57%
2.1.1116.0 2.29%
2.0.0657.0 0.72%
2.0.0657.0 2.05%
1.0.1611.0 0.60%
1.0.1495.0 0.12%

Relationships

shellext.dll

Microsoft Security Essentials Shell Extension by Microsoft Corporation (Signed)

Remove shellext.dll
Version:   4.3.0215.0
MD5:   504b7ab41a34ec2b588139a8d5940e8a
SHA1:   281f6793b4d715bf2d2f7eac284fb54ee827dce5
SHA256:   32acef9cbb23e2ba6e0333f2a7a23ca0775d4e678231e0cd72a585a4708968ed

Overview

shellext.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including Microsoft Security Essentials published by Microsoft Corporation, Microsoft Security Essentials from Microsoft Corporation and Microsoft Security Essentials by Microsoft Corporation. The file is digitally signed by Microsoft Corporation.

DetailsDetails

File name:shellext.dll
Publisher:Microsoft Corporation
Product name:Microsoft Security Essentials Shell Extension
Typical file path:C:\Program Files\microsoft security essentials\shellext.dll
Original name:ShellExt.exe.mui
File version:4.3.0215.0
Size:274.16 KB (280,736 bytes)
Build date:6/21/2013 3:59 AM
Certificate
Issued to:Microsoft Corporation
Authority (CA):Microsoft Corporation
Effective date:Monday, July 13, 2009
Expiration date:Wednesday, October 13, 2010
Digital DNA
Entropy:5.534282
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Microsoft Corporation
8% remove
Microsoft Security Essentials is an antivirus software product that provides protection against different types of malware such as computer viruses, spyware, rootkits and Trojan horses. It runs on Windows XP, Windows Vista and Windows 7, but not on Windows 8, which has a built-in AV component. Built upon the same virus definitions and scanning engine as other Microsoft antivirus products, MSE provides real-time protection, constantly mo...
Microsoft Corporation
1% remove
The Microsoft Security Essentials Prerelease program allows users to run the latest & greatest versions of Security Essentials before they are publicy available.
Microsoft Corporation
1% remove
Manage PCs and multiple types of mobile devices in one unified solution, either through the cloud or by extending your existing on-premises infrastructure. Whether using corporate or employee-owned devices, Windows Intune helps provide a security-enhanced environment with comprehensive update and policy management. Use Windows Intune to give employees access to the resources and applications they need on the devices they choose without ...
Microsoft Corporation
4% remove
Endpoint Protection uses the monitoring and deployment capabilities of Configuration Manager to streamline the deployment of antimalware definitions and uses Configuration Manager to provide an in-console monitoring solution. You can also use Endpoint Protection to configure Windows Firewall settings on computers in your enterprise. Endpoint Protection integrates with System Center 2012 Configuration Manager to provide a unified solutio...
Microsoft Corporation
1% remove
Microsoft Forefront is a family of line-of-business security software that are designed to help protect computer networks, network servers (such as Microsoft Exchange Server and Microsoft SharePoint Server) and individual devices.

BehaviorsBehaviors

Context menu handlers
Located in '*\shellex\ContextMenuHandlers'
  • Name: 'EPP'
  • Name: 'MSSE'
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
  • 'EPP' with CLSID {09A47860-11B0-4DA5-AFA5-26D86198A780}

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 57.00%
Windows 7 Ultimate 17.00%
Windows 7 Professional 10.50%
Microsoft Windows XP 9.50%
Windows Vista Home Premium 5.00%
Windows Vista Ultimate 1.00%

Distribution by countryDistribution by country

United States installs about 52.50% of Microsoft Security Essentials Shell Extension.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 29.12%
Hewlett-Packard 14.94%
ASUS 13.03%
Acer 10.34%
Toshiba 6.13%
Sony 6.13%
Intel 4.60%
Lenovo 3.83%
Compaq 3.07%
GIGABYTE 1.92%
Gateway 1.53%
MSI 1.53%
NEC 1.53%
Samsung 0.77%
Sahara 0.77%
American Megatrends 0.77%
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