What is SonyIEx.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 SonyIEx.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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SonyIEx.exe file information

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

The process known as SonyIEx belongs to software SonyIEx by unknown.

Description: SonyIEx.exe is not essential for Windows and will often cause problems. SonyIEx.exe is located in the C:\Windows\System32 folder or sometimes in a subfolder of C:\Windows. Known file sizes on Windows 10/8/7/XP are 126,976 bytes (89% of all occurrences) or 176,128 bytes. 
The software has no file description. The program is not visible. It is not a Windows core file. The SonyIEx.exe file is an unknown file in the Windows folder. SonyIEx.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 70% dangerous; however you should also read the user reviews.

Recommended: Identify SonyIEx.exe related errors

Important: Some malware camouflages itself as SonyIEx.exe. Therefore, you should check the SonyIEx.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

SonyIEx.exe is used for the Sony Multicard readers, its main purpose is for alocating and maintaining the readers drive Names and letters.
The only Sony device I have installed on my computer is an SD/etc. card reader. 19-in-1. That's probably where it came from in my case.

Summary: Average user rating of SonyIEx.exe: based on 1 vote with 2 user comments. One user thinks it's neither essential nor dangerous. One user is not sure about it.

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Best practices for resolving SonyIEx issues

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

SonyIEx.exe [all]