What is nod32kui.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 nod32kui.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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Nod32kui.exe file information

Windows Task Manager with nod32kui
Nod32kui.exe process in Windows Task Manager

The process known as NOD32 Control Center GUI belongs to software NOD32 Antivirus System or NOD32 antivirus system by Eset (

Description: Nod32kui.exe is not essential for the Windows OS and causes relatively few problems. The file nod32kui.exe is located in a subfolder of "C:\Program Files" (usually C:\Program Files\Eset\). Known file sizes on Windows 10/8/7/XP are 949,376 bytes (73% of all occurrences), 921,600 bytes and 5 more variants. 
There is an icon for this program on the taskbar next to the clock. The program has a visible window. Nod32kui.exe is not a Windows core file. It is a Verisign signed file. The nod32kui.exe file is certified by a trustworthy company. Therefore the technical security rating is 11% dangerous; however you should also read the user reviews.

Uninstalling this variant: In the event of any problems with nod32kui.exe, you may also remove the entire program NOD32 antivirus system or Sistema Antivirus NOD32 using Windows Control Panel.

Recommended: Identify nod32kui.exe related errors

If nod32kui.exe is located in the C:\Windows folder, the security rating is 80% dangerous. The file size is 57,344 bytes. There is no description of the program. It is an unknown file in the Windows folder. The program is not visible. The software starts upon Windows startup (see Registry key: MACHINE\Run). It is not a Windows system file.

External information from Paul Collins:

Important: Some malware camouflages itself as nod32kui.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example Worm.Win32.AutoRun.adjs (detected by Kaspersky), and Worm:Win32/Pushbot.gen!C (detected by Microsoft). Therefore, you should check the nod32kui.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

Antivirus NOD32
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best virus scanner know to mankind
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Anti Virus software
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Best AntiVirus Software NOD32
it is responsible for failing tcp/ip connection attempts, slows down your internet connection
  Miriam   (further information)
the best antivirus program in the world
  ywan   (further information)
AntiVirus Software
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Antivirus Nod32
  Mattias   (further information)
best virus scanner know to mankind
  Mike Benson   (further information)
como antivirus
  cesar tj  

Rating chart

Summary: Average user rating of nod32kui.exe: based on 21 votes with 14 user comments. 20 users think nod32kui.exe is essential for Windows or an installed application. One user suspects danger. One user is not sure about it.

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Best practices for resolving nod32kui issues

A clean and tidy computer is the key requirement for avoiding problems with nod32kui. 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 nod32kui.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

nod32kui.exe [all]