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Profil

Win32.HLLW.Autoruner1.44864

Added to the Dr.Web virus database: 2013-06-30

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /Y'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /E'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /B'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /l'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /m'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /x'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /K'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /f'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /U'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /v'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /G'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /q'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /a'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /o'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /W'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /d'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /R'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /z'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /t'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /s'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /c'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /p'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /i'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /J'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /n'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laufiw' = '%HOMEPATH%\laufiw.exe /H'
Creates the following files on removable media:
  • <Drive name for removable media>:\Pictures.lnk
  • <Drive name for removable media>:\Documents.lnk
  • <Drive name for removable media>:\Video.lnk
  • <Drive name for removable media>:\Music.lnk
  • <Drive name for removable media>:\Passwords.lnk
  • <Drive name for removable media>:\laufiw.exe
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\New Folder.lnk
  • <Drive name for removable media>:\laufiwx.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
  • hidden files
Creates and executes the following:
  • '%HOMEPATH%\laufiw.exe'
Modifies file system :
Creates the following files:
  • %HOMEPATH%\laufiw.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\laufiw.exe
  • <Drive name for removable media>:\laufiwx.exe
  • %HOMEPATH%\laufiw.exe
  • <Drive name for removable media>:\autorun.inf
Network activity:
Connects to:
  • 'ns#.##deconline.biz':8003
UDP:
  • DNS ASK ns#.##deconline.biz
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: '(null)'