What is mscorwks.dll?

Mscorwks.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. You can fix your mscorwks.dll problem by downloading the correct mscorwks.dll file. The following information can help you determine if mscorwks.dll is a Windows system file or if it belongs to an application that you can trust.

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Mscorwks.dll file information

The process known as Microsoft .NET Runtime Common Language Runtime - WorkStation belongs to software Microsoft .NET Framework by Microsoft (

Description: Mscorwks.dll is not essential for the Windows OS and causes relatively few problems. The file mscorwks.dll is located in a subfolder of C:\Windows. Known file sizes on Windows 10/8/7/XP are 2,502,656 bytes (75% of all occurrences) or 2,482,176 bytes. 
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. The program has no visible window. The service has no detailed description. It can change the behavior of other programs or manipulate other programs. It is not a Windows system file. Mscorwks.dll is able to monitor applications. Therefore the technical security rating is 62% dangerous; however you should also read the user reviews.

Uninstalling this variant: You could also completely remove Microsoft .NET Framework (Control Panel ⇒ Uninstall a Program).

Recommended: Identify mscorwks.dll related errors

Important: Some malware camouflages itself as mscorwks.dll, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the mscorwks.dll process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

Important for .NET 2.0 One known hotfix found at MS kb 913384
  asbjorn   (further information)
The Mscorwks.dll module is part of the Microsoft.NET Framework. Mscorwks.dll belongs to the CLR which brings together managed code, managed data and metadata. CLR automatically handles references to objects such as releasing them from memory when they're no longer in use.
  Elena   (further information)
Required for some .NET applications to work correctly.

Summary: Average user rating of mscorwks.dll: based on 4 votes with 4 user comments. 3 users think mscorwks.dll is essential for Windows or an installed application. One user thinks it's probably harmless.

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Best practices for resolving mscorwks issues

A clean and tidy computer is the key requirement for avoiding problems with mscorwks. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the mscorwks.dll process on your computer, the following programs have proven to be helpful: Security Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

mscorwks.dll [all]