Is Mshp.dll a Safe File?

What is mshp.dll?

Mshp.dll is an adware program which is installed on your system by a Trojan, called Win32.Winshow.N. This trojan is installed as an Internet Explorer Browser Helper Object and it interferes with the way Internet Explorer functions by redirecting your home page and search URLs.

The main function of Win32.Winshow.N is to redirect users to a web page owned by its authors. The Win32.Winshow.N trojan alters the system registry, and as a result when the web page you are searching for is not found, the Internet Explorer is redirected to the following proxy search page:

res://mshp.dll/index.html#22776.

Win32.Winshow.N may also alter your homepage to the above proxy web page.

Should I remove Mshp.dll?

Yes, you should remove the DLL file immediately if you find it residing on your system. However, getting rid of mshp.dll is not a simple process. Even when you delete this file, it recreates itself the next time you start your computer. You need to remove all traces of the Win32.Winshow.N trojan from your system to completely get rid of this file.

How to remove Win32.Winshow.N trojan

You can either manually remove Win32.Winshow.N or use reliable antimalware tools, such as STOPzilla Antivirus or Spyware Cease to do the job. Using these security tools, you just need to run a complete system scan to automatically identify the Win32.Winshow.N threat and get rid of it.

To remove Win32.Winshow.N manually, you need to complete the following tasks:

Step 1: Remove the processes associated with Win32.Winshow.N

Open the Task Manager by pressing the Ctrl + Shift + Esc keys. Next, locate and end the following processes related to Win32.Winshow.N trojan:

trojandownloader.win32.winshow.o.exe
trojandownloader.win32.winshow.e.exe
trojandownloader.win32.winshow.c.exe
msupdater.exe?
trojandownloader.win32.winshow.c.exe
trojandownloader.win32.winshow.e.exe
trojandownloader.win32.winshow.o.exemsupdater.exe

Step 2: Delete the files associated with Win32.Winshow.N

Use Windows Search feature to locate and delete the following files:

mshp.dll
winshow.dll
winlink.dll
trojandownloader.win32.winshow.o.exe
trojandownloader.win32.winshow.e.exe
trojandownloader.win32.winshow.c.exe
msupdater.exe
msupdater.exe
winlink.dll
winshow.dll
winshow.dll
mshp.dll
trojandownloader.win32.winshow.c.exe
trojandownloader.win32.winshow.e.exe
trojandownloader.win32.winshow.o.exe

Step 3: Remove the registry entries or values of files associated with Win32.Winshow.N

Note: The steps listed below require you to make direct edits to the registry. Only proceed, if you are comfortable working with registry. Additionally, back up the registry before performing these steps. This will enable you to restore the registry in case a problem occurs. You can make a registry backup manually using the Registry Editor, or automatically by using a reliable registry tool, such as RegServe.

Open the registry editor by running the ?regedit? command and then delete the following entries:

HKEY_LOCAL_MACHINEsoftwaremicrosoftwindowscurrentversionuninstallwinshow
HKEY_LOCAL_MACHINEsoftwareclasseswinshow.viewsource.1
HKEY_LOCAL_MACHINEsoftwareclasseswinshow.viewsource
HKEY_CURRENT_USERsoftwarewinshow
HKEY_CLASSES_ROOTwinshow.viewsource.1
HKEY_CLASSES_ROOTwinshow.viewsource
HKEY_CLASSES_ROOTwinlink.viewsource.1
HKEY_CLASSES_ROOTwinlink.viewsource
6cc1c91a-ae8b-4373-a5b4-28ba1851e39a
6cc1c918-ae8b-4373-a5b4-28ba1851e39a
HKEY_LOCAL_MACHINE?? software? microsoft? windows? currentversion? uninstall? winshow?
HKEY_LOCAL_MACHINE softwaremicrosoftwindowscurrentversionexplorerbrowser helper objects{6cc1c918-ae8b-4373-a5b4-28ba1851e39a}?
HKEY_LOCAL_MACHINE softwareclasseswinshow.viewsource.1?
HKEY_LOCAL_MACHINE softwareclasseswinshow.viewsource?
HKEY_LOCAL_MACHINE softwareclassesclsid{6cc1c91a-ae8b-4373-a5b4-28ba1851e39a}?
HKEY_LOCAL_MACHINE softwareclassesclsid{6cc1c918-ae8b-4373-a5b4-28ba1851e39a}?
HKEY_LOCAL_MACHINE clsid{6cc1c918-ae8b-4373-a5b4-28ba1851e39a}?
HKEY_CURRENT_USER softwarewinshow?
HKEY_CLASSES_ROOTwinshow.viewsource.1?
HKEY_CLASSES_ROOTwinshow.viewsource?
HKEY_CLASSES_ROOTwinlink.viewsource.1?
HKEY_CLASSES_ROOTwinlink.viewsource?
HKEY_CLASSES_ROOTsoftwaremicrosoftwindowscurrentversionexplorerbrowser helper objects{6cc1c918-ae8b-4373-a5b4-28ba1851e39a}?
HKEY_CLASSES_ROOTclsid{6cc1c91a-ae8b-4373-a5b4-28ba1851e39a}?
HKEY_CLASSES_ROOTclsid{6cc1c918-ae8b-4373-a5b4-28ba1851e39a}?

Step 4: Unregister Win32.Winshow.N DLL files

Finally, to ensure complete remove of Win32.Winshow.N, run the regsr32 /u DllName command to unregister the following DLL files:

mshp.dll
winshow.dll
winlink.dll

As you can see the manual removal of the malware is quite a daunting task. Therefore, it is best that you use your security tools such as STOPzilla Antivirus and Spyware Cease to scan, detect, and eliminate the malware completely from your computer.