What is aspnet_wp.exe?

The genuine aspnet_wp.exe file is a software component of Microsoft .NET Framework by Microsoft.
A worker process for ASP.NET framework, this application assists in enabling dynamic web content to properly function with the server side web framework on Windows machines. Founded in 1975, Microsoft's flagship product is the Windows operating system, which is installed on over 90% of workstations worldwide.

aspnet_wp stands for Active Server Pages NET Worker Process

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the aspnet_wp.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

Click to Run a Free Scan for aspnet_wp.exe related errors

Aspnet_wp.exe file information

The process known as aspnet_wp.exe belongs to software Microsoft .NET Framework by Microsoft (

Description: Aspnet_wp.exe is not essential for the Windows OS and causes relatively few problems. The aspnet_wp.exe file is located in a subfolder of C:\Windows. Known file sizes on Windows 10/8/7/XP are 32,600 bytes (57% of all occurrences), 23,040 bytes, 33,280 bytes or 31,504 bytes. 
The program has no visible window. The file is not a Windows core file. The aspnet_wp.exe file is certified by a trustworthy company. Therefore the technical security rating is 40% dangerous, however you should also read the user reviews.

Recommended: Identify aspnet_wp.exe related errors

If aspnet_wp.exe is located in a subfolder of "C:\Program Files", the security rating is 58% dangerous. The file size is 32,768 bytes. The program is not visible. It is not a Windows core file.

Uninstalling this variant: You can uninstall the associated program (Start > Control Panel > Uninstall a Program > Microsoft .NET Framework).

Important: Some malware camouflages itself as aspnet_wp.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the aspnet_wp.exe 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

Visual Studio .NET asp worker process
  Eric Lankreijer   (further information)
Service launched by IIS for service ASP.NET applications. Will restart automatically as needed, often within seconds.
Is used to open webpages with asp code on it like DotNetNuke
  João Paulo Lobão  

Summary: Average user rating of aspnet_wp.exe: based on 4 votes with 3 user comments. 4 users think aspnet_wp.exe is essential for Windows or an installed application.

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Best practices for resolving aspnet_wp issues

A clean and tidy computer is the key requirement for avoiding problems with aspnet_wp. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic 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 6resmon 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 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the aspnet_wp.exe process on your computer, the following programs have proven to be helpful: ASecurity 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. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

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