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Win32.HLLW.Autoruner2.16729

Added to the Dr.Web virus database: 2014-08-06

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe <SYSTEM32>\DSFrankie.EXE'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %TEMP%\RemoteINF.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'RemoteInfection' = '%TEMP%\RemoteINF.exe'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'RemoteInfection' = '%TEMP%\RemoteINF.exe'
Creates or modifies the following files:
  • %ALLUSERSPROFILE%\Start Menu\Programs\Startup\RemoteINF.exe
  • %HOMEPATH%\Start Menu\Programs\Startup\RemoteINF.exe
  • %ALLUSERSPROFILE%\Start Menu\Programs\Startup\<Virus name>.exe
  • %HOMEPATH%\Start Menu\Programs\Startup\<Virus name>.exe
Creates the following files on removable media:
  • <Drive name for removable media>:\files\desktop.ini
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\RemoteINF.exe
Malicious functions:
Creates and executes the following:
  • '%TEMP%\RemoteINF.exe'
Modifies file system :
Creates the following files:
  • %TEMP%\aut2.tmp
  • C:\autorun.inf
  • C:\files\desktop.ini
  • %TEMP%\isctuzu
  • C:\RemoteINF.exe
  • %TEMP%\luzqzmo
  • %TEMP%\aut1.tmp
  • %TEMP%\RemoteINF.exe
  • <SYSTEM32>\DSFrankie.EXE
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\RemoteINF.exe
  • %HOMEPATH%\Start Menu\Programs\Startup\RemoteINF.exe
  • %ALLUSERSPROFILE%\Start Menu\Programs\Startup\RemoteINF.exe
  • %TEMP%\RemoteINF.exe
  • <SYSTEM32>\DSFrankie.EXE
  • C:\autorun.inf
  • C:\RemoteINF.exe
Deletes the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\<Virus name>.exe
  • %TEMP%\aut2.tmp
  • %TEMP%\isctuzu
  • %TEMP%\aut1.tmp
  • %TEMP%\luzqzmo
  • %ALLUSERSPROFILE%\Start Menu\Programs\Startup\<Virus name>.exe
Network activity:
UDP:
  • DNS ASK ne#####m.isa-geek.org
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: '(null)'