Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.1.7600.16385 (win7_rtm.090713-1255) 22.81%
6.1.7600.16385 (win7_rtm.090713-1255) 34.05%
6.1.7600.16384 (win7_rtm.090710-1945) 0.07%
4.5.0218.0 2.22%
4.5.0216.0 1.70%
4.4.0304.0 1.18%
4.4.0207.0 0.07%
4.3.9600.16384 (winblue_rtm.130821-1623) 1.50%
4.3.9600.16384 (winblue_rtm.130821-1623) 0.07%
4.3.9431.0 (winmain_bluemp.130615-1214) 0.33%
4.3.9431.0 (winmain_bluemp.130615-1214) 0.07%
4.3.0219.0 2.55%
4.3.0216.0 0.98%
4.3.0215.0 1.18%
4.3.0215.0 0.39%
4.3.0215.0 0.85%
4.2.0223.0 4.97%
4.2.0223.0 4.97%
4.2.0223.0 0.39%
4.2.0223.0 4.05%
4.2.0216.0 0.20%
4.1.0522.0 9.15%
4.0.9200.16384 (win8_rtm.120725-1247) 1.18%
4.0.9200.16384 (win8_rtm.120725-1247) 3.27%
4.0.8400.0 (winmain_win8rc.120518-1423) 0.07%
View more

Relationships

MpOAV.dll

IOfficeAntiVirus Module by Microsoft Corporation (Signed)

Remove MpOAV.dll
Version:   4.0.1526.0
MD5:   feae047bc8c8437d5f0948f0db240f9b
SHA1:   a27560ffc4f128243b960abe68a4a41910e85367
SHA256:   3306c89f09ebff5c4a211c20fa2767570ed3f22d57e9aab33de3b4baa8c09bcd
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is MpOAV.dll?

Microsoft Malware Protection is part of Microsoft Security Essentials suite of anti-virus products including Windows Defender and Microsoft Malware Protection. It intagrates with Microsoft Office 2007/2010 as an anti-virus plugin which is designed to scan downloaded files and document attachments for malware and takes actions if a virus or trojan is discovered. WIth Windows Vista, Microsoft Malware Protection Anti-Virus plugin was automatically installed.

About MpOAV.dll (from Microsoft Corporation)

Windows Defender is software that helps protect your computer against pop-ups, slow performance, and security threats caused by spyware and other unwanted software by detecting and removing known spyw

DetailsDetails

File name:mpoav.dll
Publisher:Microsoft Corporation
Product name:IOfficeAntiVirus Module
Description:Microsoft® Windows® Operating System
Typical file path:C:\Program Files\windows defender\mpoav.dll
File version:4.0.1526.0
Size:63.38 KB (64,896 bytes)
Certificate
Issued to:Microsoft Corporation
Authority (CA):Microsoft Corporation
Expiration date:Monday, March 4, 2013
Digital DNA
Entropy:6.195657
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
4% remove
Microsoft Security Client for 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. Built upon the same virus definitions and scanning engine as other Microsoft antivirus products, MSE provides real-time protection, constantly monitoring activities on the computer and scanning new files as they are download...
Microsoft Corporation
5% remove
Security and management have traditionally existed as two separate disciplines, yet both play a central role in keeping your users safe and productive. Microsoft System Center 2012 Endpoint Protection (previously known as Forefront Endpoint Protection) allows you to consolidate desktop security and management in a single solution. Built on System Center 2012 Configuration Manager, System Center 2012 Endpoint Protection provides a sin...
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 ...

BehaviorsBehaviors

IOffice antivirus plugins
  • {2781761E-28E1-4109-99FE-B9D127C57AFE}
  • {2781761E-28E0-4109-99FE-B9D127C57AFE}
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
  • 'Windows Defender IOfficeAntiVirus implementation' with CLSID {2781761E-28E0-4109-99FE-B9D127C57AFE}

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 42.50%
Windows 7 Ultimate 19.50%
Windows 8.1 12.00%
Windows 7 Professional 8.50%
Windows 8.1 Pro 5.00%
Windows 8.1 Single Language 2.50%
Windows 7 Home Basic 2.00%
Windows 8 Pro 1.50%
Windows 8.1 Pro with Media Center 1.50%
Windows Vista Home Premium 1.00%
Microsoft Windows XP 1.00%
Windows 8 Enterprise N 0.50%
Windows 8.1 Enterprise Evaluation 0.50%
Windows 8 Single Language 0.50%
Windows 7 Starter 0.50%
Windows 8.1 Enterprise 0.50%
Windows 8.1 Pro Preview 0.50%

Distribution by countryDistribution by country

United States installs about 49.00% of IOfficeAntiVirus Module.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 21.14%
Dell 20.33%
Hewlett-Packard 17.89%
Acer 14.63%
Toshiba 9.76%
Lenovo 5.69%
Sony 4.07%
GIGABYTE 2.44%
Samsung 1.22%
Alienware 0.81%
Intel 0.81%
Compaq 0.81%
Sahara 0.41%
Should I remove It? Clean your PC of unwanted adware, toolbars and bloatware.

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