What is MSKDetct.exe?

The genuine MSKDetct.exe file is a software component of McAfee SpamKiller by McAfee.
MSKDetct.exe is the executable file for McAffee SpamKiller, which helps prevent spam from getting into your email accounts. The file seeks out and eliminates spam emails, as well as all advertising efforts. It also protects your computer from viruses and spyware that originates within emails. McAffe is owned by Intel and has been a global leader in PC protection for many years, developing the latest antivirus products, spyware removal software, and tons of other security applications.

MSKDetct stands for McAfee SpamKiller Account Detector

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 MSKDetct.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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MSKDetct.exe file information

Windows Task Manager with MSKDetct
MSKDetct.exe process in Windows Task Manager

The process known as McAfee SpamKiller Account Detector belongs to software McAfee SpamKiller by McAfee (

Description: MSKDetct.exe is not essential for the Windows OS and causes relatively few problems. The file MSKDetct.exe is located in a subfolder of "C:\Program Files (x86)" (normally C:\Program Files (x86)\McAfee\SpamKiller\). Known file sizes on Windows 10/8/7/XP are 1,117,184 bytes (50% of all occurrences), 1,121,280 bytes or 1,121,792 bytes. 
The program has a visible window. The MSKDetct.exe file is not a Windows core file. The process starts when Windows starts (see Registry key: MACHINE\Run). MSKDetct.exe is able to connect to the Internet, record keyboard and mouse inputs and monitor applications. Therefore the technical security rating is 22% dangerous, however you should also read the user reviews.

Recommended: Identify MSKDetct.exe related errors

External information from Paul Collins:

Important: Some malware camouflages itself as MSKDetct.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the MSKDetct.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 part of McAfee internet suite
Part of McAfee Spamkiller. It protects computer against viruses, Trojan horses and other threats

Summary: Average user rating of MSKDetct.exe: based on 3 votes with 3 user comments. 3 users think MSKDetct.exe is essential for Windows or an installed application. One user is not sure about it.

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Best practices for resolving MSKDetct issues

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

MSKDetct.exe [all]