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Profil

Win32.HLLW.Autoruner1.4716

Added to the Dr.Web virus database: 2011-11-29

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServicesOnce] 'Service Host Application' = '%APPDATA%\svchost.exe'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\RunServices] 'Service Host Application' = '%APPDATA%\svchost.exe'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\RunServicesOnce] 'Service Host Application' = '%APPDATA%\svchost.exe'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Internet Explorer' = '%TEMP%\iexplorer.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Internet Explorer' = '%TEMP%\iexplorer.exe'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Service Host Application' = '%APPDATA%\svchost.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Service Host Application' = '%APPDATA%\svchost.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce] 'Service Host Application' = '%APPDATA%\svchost.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices] 'Service Host Application' = '%APPDATA%\svchost.exe'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\RunOnce] 'Service Host Application' = '%APPDATA%\svchost.exe'
Creates the following files on removable media:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\RECYCLE-BIN\KGX-42346-2\driver0828.exe
  • <Drive name for removable media>:\RECYCLE-BIN\KGX-42346-2\Desktop.ini
Malicious functions:
Creates and executes the following:
  • %TEMP%\iexplorer.exe 
  • %APPDATA%\svchost.exe 
Modifies file system :
Creates the following files:
  • %TEMP%\iexplorer.exe
  • %APPDATA%\svchost.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\RECYCLE-BIN\KGX-42346-2\driver0828.exe
  • %TEMP%\iexplorer.exe
  • %APPDATA%\svchost.exe
Network activity:
Connects to:
  • 'gl##.no-ip.info':5822
UDP:
  • DNS ASK gl##.no-ip.info
  • '<Private IP address>':1036
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''