It's part of W32.Rbot-ASD(which opens a back door on IRC channels).

It will add itself to follow items to the registry:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Fullpath:
C:\WINDOWS\Prefetch\WRSSHP.EXE

According Norton, this file is part of malware (Win32/Delf.NJW trojan).

File extensions exe : The EXE executable (program) file

An executable file is a program that can be executed on the various Microsoft operating systems (Dos,windows 98/xp/vista).


What is wuauclt.exe?

Wuauclt.exe is part of the Windows Update Autoupdate Client.


It is common for virus and spyware to disguise themself as the genuine one.
The following malware is known to disguise itself as wuauclt.exe:

Backdoor.Clt (W32.Cult)


Common errors

High cpu usage

Wuauclt.exe has encountered a problem and needs to close



Product name:Microsoft Windows Operating System

Description:Windows Update Automatic Updates

Manufacturer:Microsoft Corporation

File extensions exe : The EXE executable (program) file

An executable file is a program that can be executed on the various Microsoft operating systems (Dos,windows 98/xp/vista).



What is winlogon.exe?

Winlogon.exe is the part of the Windows Login Subsystem.


It is common for virus and spyware to disguise themself as the genuine one.
The following malware is known to disguise itself as winlogon.exe:

W32.Netsky.D (%SystemRoot%)
Backdoor.Win32.SdBot.ada (%SystemRoot%winlogon.pif)
Troj/Madr-B (%SystemRoot%System32wins, %SystemRoot%System)

Common errors

Winlogon.exe not found
Blue Screen of Death "STOP 0xC000021A"
High cpu usage
The instruction at 0*00000000 referenced memory at 0*00000000. The memory could not be read.



Product name:Betriebssystem Microsoft Windows

Description:winlogon.exe

Manufacturer:Microsoft Corporation

File extensions exe : The EXE executable (program) file

An executable file is a program that can be executed on the various Microsoft operating systems (Dos,windows 98/xp/vista).


What is wmiprvse.exe?

Wmiprvse is part of the Windows Management Instrumentation Provider Host program.


It is common for virus and spyware to disguise themself as the genuine one.
The following malware is known to disguise itself as wmiprvse.exe:

W32/Sonebot-B (%SystemRoot%System32)
W32/SillyFDC-AW (%SystemRoot%)
W32/Sasser (wmiprvsw.exe)


Common errors:


High cpu usage
Download and install the KB894391 hotfix from Microsoft's website.



Product name: Microsoft® Windows® Operating System

Description: WMI

Manufacturer: Microsoft Corporation

File extensions exe : The EXE executable (program) file

An executable file is a program that can be executed on the various Microsoft operating systems (Dos,windows 98/xp/vista).


What is wowexec.exe?

wowexec.exe is part of windows system, for supports the use of 16-bit processes within Windows NT, 2000, XP



It is common for virus and spyware to disguise themself as the genuine one.
The following malware is known to disguise itself as wowexec.exe:

_wowexec.exe


Common errors

Wowexec.exe causes 100% CPU usage in XP
This process continues to run after closing all 16-bit applications



Product name: Microsoft® Windows(TM) Operating System

Description: Windows Win16 Application Launcher

Manufacturer:  Microsoft Corporation

File extensions exe : The EXE executable (program) file

An executable file is a program that can be executed on the various Microsoft operating systems (Dos,windows 98/xp/vista).


What is wdfmgr.exe?

Wdfmgr.exe is part of the Windows User Mode Driver Framework service.


It is common for virus and spyware to disguise themself as the genuine one.
The following malware is known to disguise itself as wdfmgr.exe:

W32.Agobot.TB (%SystemRoot%)
W32.Tilebot.KG (%SystemRoot%)
W32.Sdbot.ZN (%SystemRoot%wdfmrg.exe)
Troj/DwnLdr-FVL (%SystemRoot%System32wdfmgr32.exe)
Troj/Pindow-A (%SystemRoot%System32wdfmgr32.exe)


Common errors:
High cpu usage


Product name:Microsoft® Windows® Operating System

Description: Windows User Mode Driver Manager

Manufacturer: Microsoft Corporation

File extensions exe : The EXE executable (program) file

An executable file is a program that can be executed on the various Microsoft operating systems (Dos,windows 98/xp/vista).



What is wscntfy.exe?

Wscntfy.exe is part of the Windows Security Center .


It is common for virus and spyware to disguise themself as the genuine one.
The following malware is known to disguise itself as wscntfy.exe:

Troj/Banker-FZ (%SystemRoot%)
Troj/Tanto-H (%SystemRoot%)
W32/Spelit-A (%SystemRoot%System32ws?§ntfy.exe)
W32/Agobot-AHT (%SystemRoot%System32wcsntfy.exe)


Common errors:

Wscntfy.exe try to access to port 3752
Solution: Run anti-virus software.


Product name:Microsoft® Windows® Operating System

Description:Windows Security Center Notification App

Manufacturer:Microsoft Corporation

File extensions exe : The EXE executable (program) file

An executable file is a program that can be executed on the various Microsoft operating systems (Dos,windows 98/xp/vista).


What is wgatray.exe?

Wgatray.exe is a part of Windows Genuine Advantage found in Windows XP and later.


It is common for virus and spyware to disguise themself as the genuine one.
The following malware is known to disguise itself as wgatray.exe:

W32/Cuebot-K (%SystemRoot%System32wgavn.exe)


Common errors

High cpu usage
WGA. Tray.exe Trying to Access Internet
Faulting application wgatray.exe, version 1.7.18.5, faulting module unknown, version 0.0.0.0, fault address 0x01750781.


Product name: Microsoft® Windows® Operating System

Description: Windows Security Center Notification App

Manufacturer: Microsoft Corporation

File extensions exe : The EXE executable (program) file

An executable file is a program that can be executed on the various Microsoft operating systems (Dos,windows 98/xp/vista).


What is wisptis.exe?

Wisptis.exe is part of the Windows Ink Services Platform Tablet Input Subsystem,install with Microsoft Office 2003 or Adobe products, and with Windows Journal Viewer.


Common errors:
Microsoft Tablet PC Platform Component has encountered a problem and needs to close.
Appname: Wisptis.exe Appver: 1.0.2201.0 Modname: ntdll.dll
ModVer: 5.1.2600.1217 Offset: 00019ecd


Product name: Microsoft® Windows® Operating System

Description: Microsoft Tablet PC Input Component

Manufacturer:Microsoft Corporation