What is wextract.exe?

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 wextract.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.

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Wextract.exe file information

The process known as Win32 Cabinet Self-Extractor belongs to software Internet Explorer by Microsoft (

Description: The original wextract.exe is an important part of Windows and rarely causes problems. Wextract.exe is located in a subfolder of C:\Windows. The file size on Windows 10/8/7/XP is 139,264 bytes. 
The file is a Windows core system file. The wextract.exe file is a trustworthy file from Microsoft. The program is not visible. Therefore the technical security rating is 2% dangerous.

Recommended: Identify wextract.exe related errors

If wextract.exe is located in the C:\Windows\System32 folder, the security rating is 2% dangerous. The file size is 136,192 bytes. Wextract.exe is a Windows core system file. The file is a Microsoft signed file. The program has no visible window.

Important: Some malware camouflages itself as wextract.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example HEUR:Trojan.Win32.Generic (detected by Kaspersky), and Trojan.Shylock (detected by Symantec). Therefore, you should check the wextract.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.


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Best practices for resolving wextract issues

A clean and tidy computer is the key requirement for avoiding problems with wextract. 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 wextract.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.

Other processes

wextract.exe [all]