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Win32.HLLW.Autoruner.48024

Added to the Dr.Web virus database: 2011-04-20

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'System Core' = '%APPDATA%\csrss.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'System Core' = '%APPDATA%\csrss.exe'
Creates the following files on removable media:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\DFGDFJJJJDFJDFJGFDJTURTURUTJJF\DFG-2352-26235-2322322-624621221-2622255\explorer.exe
  • <Drive name for removable media>:\DFGDFJJJJDFJDFJGFDJTURTURUTJJF\DFG-2352-26235-2322322-624621221-2622255\Desktop.ini
Modifies file system :
Creates the following files:
  • %APPDATA%\csrss.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\DFGDFJJJJDFJDFJGFDJTURTURUTJJF\DFG-2352-26235-2322322-624621221-2622255\explorer.exe
  • %APPDATA%\csrss.exe
Network activity:
Connects to:
  • 'ph#####1352.sdeirc.net':4747
UDP:
  • DNS ASK ph#####1352.sdeirc.net
  • '<Private IP address>':1036
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''