Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

12.0.7600.16385 (win7_rtm.090713-1255) 3.36%
12.0.7600.16385 (win7_rtm.090713-1255) 2.36%
12.0.7600.16385 (win7_rtm.090713-1255) 71.73%
12.0.7600.16385 (win7_rtm.090713-1255) 15.18%
12.0.7600.16385 (win7_rtm.090713-1255) 4.96%
12.0.7600.16385 (win7_rtm.090713-1255) 1.89%
12.0.7600.16385 (win7_rtm.090713-1255) 0.05%
12.0.7600.16385 (win7_rtm.090713-1255) 0.14%
12.0.7600.16385 (win7_rtm.090713-1255) 0.14%
12.0.7600.16385 (win7_rtm.090713-1255) 0.19%
(Note, Microsoft publishes each variation of this file with the same version, but the hashes are unique.)

mf.dll

Media Foundation DLL by Microsoft

Remove mf.dll
Version:   12.0.7600.16385 (win7_rtm.090713-1255)
MD5:   1d5fe64972ab9364d1cdb90f1704197a
SHA1:   d05669072c7d91cb5cb7867fd618a6a8da1ba252
SHA256:   f921809d510e1770ff93dd79413b0fca29aac9f5a0586985f5a631f5dfa5f963
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is mf.dll?

Microsoft Media Foundation enables the development of applications and components for using digital media on Windows Vista and later.

About mf.dll (from Microsoft)

Media Foundation is the next generation multimedia platform for Windows that enables developers, consumers, and content providers to embrace the new wave of premium content with enhanced robustness, u

Overview

mf.dll is loaded as dynamic link library that runs in the context of a process. This version is designed to run on Windows 7.

DetailsDetails

File name:mf.dll
Publisher:Microsoft Corporation
Product name:Media Foundation DLL
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\mf.dll
Original name:mf.dll.mui
File version:12.0.7600.16385 (win7_rtm.090713-1255)
Product version:12.0.7600.16385
Size:3.87 MB (4,062,208 bytes)
Digital DNA
PE subsystem:Windows Console
Entropy:6.774363
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

BehaviorsBehaviors

Approved shell extension
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
  • 'MF ADTS Property Handler' with CLSID {80009818-f38f-4af1-87b5-eadab9433e58}

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 58.00%
Windows 7 Ultimate 27.50%
Windows 7 Professional 10.00%
Windows 7 Home Basic 3.00%
Windows Seven Black Edition 1.00%
Windows 7 Starter 0.50%

Distribution by countryDistribution by country

United States installs about 47.47% of Media Foundation DLL.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 25.38%
Hewlett-Packard 21.15%
ASUS 15.38%
Toshiba 12.31%
Acer 11.54%
Sony 6.15%
Lenovo 2.31%
GIGABYTE 1.92%
Alienware 1.54%
Samsung 1.54%
Sahara 0.77%
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