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Win32.HLLM.Siggen.3995

Added to the Dr.Web virus database: 2012-12-24

Virus description added:

Technical Information

Malicious functions:
Executes the following:
  • '%WINDIR%\explorer.exe'
Terminates or attempts to terminate
the following system processes:
  • %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
  • %WINDIR%\fxsst.dll
  • %WINDIR%\Help\MSWINCN98.CHI
  • %WINDIR%\Help\VBDEFL98.CHI
  • <SYSTEM32>\fxsst.dll
Sets the 'hidden' attribute to the following files:
  • %WINDIR%\Help\MSWINCN98.CHI
  • %WINDIR%\Help\VBDEFL98.CHI
Deletes itself.
Network activity:
Connects to:
  • 'www.as#####ilandbank.com':8800
UDP:
  • DNS ASK www.as#####ilandbank.com
Miscellaneous:
Searches for the following windows:
  • ClassName: 'OleMainThreadWndClass' WindowName: ''
  • ClassName: 'SystemTray_Main' WindowName: ''
  • ClassName: 'CSCHiddenWindow' WindowName: ''
  • ClassName: 'SysListView32' WindowName: ''
  • ClassName: 'Proxy Desktop' WindowName: ''
  • ClassName: 'Shell_TrayWnd' WindowName: ''
  • ClassName: 'BaseBar' WindowName: 'ChanApp'