Wednesday 23 May 2012

Windows Multi Control System virus description and removal

1.Description

Windows Multi Control System – fills the cell in the category of fake AV programs. It claims to be a real helpful anti-virus program, but indeed it is not what it claims to be.


2. Behavior inside the compromised system

Windows Advanced Security Center initiates pseudo system scan for virus presence and ends up with invented scanning reports claiming numerous viruses, worms and trojans detected. If one tries to remove these threats, he/she will be diverted to the page where the commercial version of Windows Multi Control System is offered

3. Files

In the process of the installation, Windows Multi Control System copies the following files to the hard disk.

  • %AppData%\NPSWF32.dll
  • %AppData%\Protector-[rnd].exe
  • %AppData%\result.db

4. System registry

Windows Multi Control System creates the following registry entries:

  • HKCU\Software\Microsoft\Windows\CurrentVersion\Run\Inspector %AppData%\Protector-[rnd].exe
  • HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\WarnOnHTTPSToHTTPRedirect 0
  • HKCU\Software\Microsoft\Windows\CurrentVersion\Settings\ID 4
  • HKCU\Software\Microsoft\Windows\CurrentVersion\Settings\UID [rnd]
  • HKCU\Software\Microsoft\Windows\CurrentVersion\Settings\net [date of installation]
  • HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system\ConsentPromptBehaviorAdmin 0
  • HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system\ConsentPromptBehaviorUser 0
  • HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system\EnableLUA 0
  • HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AAWTray.exe
  • HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AAWTray.exe\Debugger svchost.exe
  • HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AVCare.exe
  • HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AVCare.exe\Debugger svchost.exe
  • HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AVENGINE.EXE
  • HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AVENGINE.EXE\Debugger svchost.exe

5.Screenshot of the malware

6. Windows Multi Control System automatic Remover

Windows Advanced Security Center automatic remover

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