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Win32.HLLW.Autoruner2.18927

Added to the Dr.Web virus database: 2015-01-09

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '927023f818e6ce8ef3ccb347194b0a7e' = '"%TEMP%\taskmgr.exe" ..'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '927023f818e6ce8ef3ccb347194b0a7e' = '"%TEMP%\taskmgr.exe" ..'
Malicious functions:
Creates and executes the following:
  • '%TEMP%\taskmgr.exe'
Executes the following:
  • '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\taskmgr.exe" "taskmgr.exe" ENABLE
Modifies file system :
Creates the following files:
  • %APPDATA%\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\927023f818e6ce8ef3ccb347194b0a7e.exe
  • %TEMP%\taskmgr.exe
Network activity:
UDP:
  • DNS ASK dn#.##ftncsi.com
  • DNS ASK up#.#ytes.net
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Shell_TrayWnd' WindowName: ''
  • ClassName: 'Indicator' WindowName: ''