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What is the MpShHook.dll component needed for?

Simply stated, a DLL file is an unnamed executable file. It cannot be directly invoked, but it can be called by any executable Windows program.

The MpShHook.dll process is also known as Shell Execution Monitor and is a part of Windows Defender or, as the case may be, Panasonic Document Management. This software is produced by Microsoft (www.microsoft.com). An obsolete or defective version of MpShHook.dll can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about MpShHook.dll Shell Execution Monitor

MpShHook.dll is not part of Windows, but it is important nonetheless. The file MpShHook.dll is found in a subdirectory of "C:\Program Files". Frequently occurring are file sizes such as 83,224 bytes (95% of all these files), 81,616 bytes or, as the case may be, 160,016 bytes.
This special DLL file automatically starts as soon as you start a program. DLL stands for dynamic link library. It contains additional functions that may be called upon from time to time. The DLL could be used to analyze when you execute a given program. The program executes in the background, and can only be terminated using Windows Task Manager. The original file has a digital certificate (see its file properties). The MpShHook file is not part of the Windows operating system. That process is able to scan all programs running on the computer. You can find the file or its related application in Control Panel under Programs. You can then rerun the setup or uninstall the program. For this reason, 40% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves MpShHook.dll. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.

What do other computer users say about MpShHook?

Microsoft Windows Defender (formerly Microsoft Antispyware beta 1) ... safe
Matthew
it is from microsoft, and it supposed to stop hackers on site, so therefore, it only does something when a hijacker or hacker comes in, otherwise kind uses RAM up
a geek...
It's part of user installed Microsoft Windows Defender.
predax
This process is part of Microsoft Antispyware package.
Part of Windows Defender

Summary: 7 users judge MpShHook.dll to be an essential file that should not be touched. 2 users consider it harmless. For this reason, one user has already deleted MpShHook.dll. source: file.net

How to uninstall Windows Defender or Panasonic Document Management

MpShHook.dll  Shell Execution Monitor fix

To remove Shell Execution Monitor from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. In Windows 8, look for Control Panel.
  2. Click Control Panel.
  3. Click Uninstall a program.
  4. Look for Windows Defender or Panasonic Document Management in the list of available programs.
  5. Click Uninstall.

How to tell if MpShHook.dll (Shell Execution Monitor) was uninstalled cleanly

After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of Shell Execution Monitor. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Shell Execution Monitor or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.

What to do if a program does not uninstall

The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.

Last but not least

If Windows not working quite right for you, or if startup is taking a long time, or MpShHook.dll is causing problems for you, a good Registry Cleaner may very well help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.

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