What is sofatnet.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 sofatnet.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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Sofatnet.exe file information

Windows Task Manager with sofatnet
Sofatnet.exe process in Windows Task Manager

The process known as Sigma Designs PCM Swap Filte or Sigma Designs PCM Swap Filter belongs to software Swap Filte or Sigma Designs PCM Swap Filter by Sigma Designs In ( or Sigma Designs.

Description: Sofatnet.exe is not essential for Windows and will often cause problems. Sofatnet.exe is located in the C:\Windows\System32 folder. Known file sizes on Windows 10/8/7/XP are 114,688 bytes (61% of all occurrences), 94,720 bytes, 95,744 bytes, 94,208 bytes or 114,176 bytes. 
The program has no visible window. Sofatnet.exe is not a Windows system file. The software listens for or sends data on open ports to a LAN or the Internet. It is an unknown file in the Windows folder. Therefore the technical security rating is 65% dangerous, however you should also read the user reviews.

Recommended: Identify sofatnet.exe related errors

Important: Some malware also uses the file name sofatnet.exe, for example Application.Generic.180548 (detected by BitDefender), and Win32:Refpron-AT (detected by Avast). Therefore, you should check the sofatnet.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

sofatnet.exe is part of Swap Filter developed by Sigma Designs Inc. But seems suspicious.
  Andrew   (further information)

Summary: Average user rating of sofatnet.exe: based on 1 vote with 1 user comment. One user suspects danger.

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Best practices for resolving sofatnet issues

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

sofatnet.exe [all]