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What is mpcmdrun.exe?

Part of Microsoft Malware Protection Command Line Utility by Microsoft

What is it?

You can use this tool to automate and troubleshoot Microsoft Antimalware Service. So for instance if you wish to do a quick scan from the command line, you can use -Scan 1 parameter. Microsoft Security Essentials is efficient and compact. Scans and updates are scheduled to run when the PC is idle and the software works in a way that your PC is still snappy when you’re using it.
Description of mpcmdrun.exe from Microsoft
There are a host of nasty intruders on the Internet including viruses, trojans, worms and spyware. Microsoft Security Essentials offers award-winning protection against these intruders without getting in your way. Microsoft Security Essentials provides real-time protection for your home or small business PC that guards against viruses, spyware, and other malicious software. Microsoft Security Essentials is a free* download from Microsoft that is simple to install, easy to use, and is automatically updated to protect your PC with the latest technology. Microsoft Security Essentials runs quietly and efficiently in the background so that you are free to use your Windows-based PC the way you want—without interruptions or long computer wait times. Microsoft Security Essentials runs quietly in the background. You’ll only be alerted when there are specific actions to take.
(mpcmdrun.exe is a system file that is installed with Windows)
Download Boost and enjoy your PC. Speed up Microsoft Malware Protection Command Line Utility and optimize your PC.

How does mpcmdrun.exe run?

Process - mpcmdrun.exe is an instance of a running program.

How does mpcmdrun.exe start?

Scheduled task - mpcmdrun.exe is launched automatically by registering itself into the Windows Task Scheduler under the task name '\Microsoft\Windows\Windows Defender\Windows Defender Cache Maintenance'. Task Scheduler provides the ability to schedule the launch of programs or scripts at pre-defined times or after specified time intervals or even with event-based triggers.


What is the community is seeing?What is the community is doing?
About 0.2% of all Boost users have the mpcmdrun.exe process running.Of the 0.2% of mpcmdrun.exe users, less than 1% have disabled it.
Typical file (disk image) location:
C:\Program Files\windows defender\mpcmdrun.exe

Are there other versions of Microsoft Malware Protection C...?

Why are multiple of the same versions listed?

What else is related?

What Windows OS versions does this run on?

Windows 8.1 Pro Preview with Media Center (6.2.9200.0)
Windows 8.1 Single Language Preview (6.2.9200.0)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: mpcmdrun.exe
Publisher: Microsoft Corporation (verified)
Name: Microsoft Malware Protection Command Line Utility
Description: Microsoft® Windows® Operating System
Version: 4.3.9431.0 (winmain_bluemp.130615-1214)
Product version: 4.3.9431.0
Size: 316.95 KB
Original file name: MpCmdRun.exe
Windows file protection: Yes

Digital certificate

Certificate authority: Microsoft Corporation
Expiration date: 7/9/2013

Scheduled task details

Name: Windows Defender Verification
Command: \Microsoft\Windows\Windows Defender\Windows Defender Verification

Image hashes

MD5: c8f1f07571019776439d7ad61b8a5a56
SHA-1: aa5759097821885029defad28f8b03a408c365cb
SHA-256: c5bec4e9b98efc2baf5e3ea42edaaa08f74fc38d169d7bdbc76461c5604f505b

PE image details

File packed: No
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