What is NsCatCom.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 NsCatCom.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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NsCatCom.exe file information

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

The process known as NsCatCom belongs to software Scanner File Utility or Kyocera Scanner File Utility by KYOCERA MITA (

Description: NsCatCom.exe is not essential for Windows and will often cause problems. The NsCatCom.exe file is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 315,392 bytes (23% of all occurrences), 311,296 bytes and 6 more variants. 
The file is not a Windows core file. The program is not visible. The software listens for or sends data on open ports to a LAN or the Internet. The program starts when Windows starts (see Registry key: MACHINE\User Shell Folders). Therefore the technical security rating is 60% dangerous, however you should also read the user reviews.

Uninstalling this variant: In the event of any problems with NsCatCom.exe, you can uninstall the program using the Control Panel ⇒ Uninstall a ProgramKyocera Scanner File Utility or ModuliControlloStudi2008 or consult's Customer Service for advice.

Recommended: Identify NsCatCom.exe related errors

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

Just a utility for recieving PDF files scanned from a Kyocera copier.
Vista compatible
  Doug Bartow  
This process is part of Kyocera Scanner File Utility
It seems to listen on port 21, so it may not work or prevent regular FTP services
It is definietely party of the Kyocera Scanner File Utility
  Ken W.   (further information)
Datei, die mit einem im Netzwerk installierten Drucker/Scanner installiert wird. Prozess steht im Autostart und dort auch entfernt werden.

Rating chart

Summary: Average user rating of NsCatCom.exe: based on 7 votes with 6 user comments. 2 users think NsCatCom.exe is essential for Windows or an installed application. One user thinks it's probably harmless. 3 users think it's neither essential nor dangerous. One user thinks NsCatCom.exe is dangerous and recommends removing it.

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Best practices for resolving NsCatCom issues

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

NsCatCom.exe [all]