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Win32.HLLW.Autoruner1.29347

Added to the Dr.Web virus database: 2012-11-06

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 %TEMP%\RemoteINF.exe'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'RemoteInfection' = '%TEMP%\RemoteINF.exe'
  • [<HKLM>\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>:\files\RECOM.ini
  • <Drive name for removable media>:\RemoteINF.exe
  • <Drive name for removable media>:\autorun.inf
Malicious functions:
Creates and executes the following:
  • %TEMP%\RemoteINF.exe
Modifies file system :
Creates the following files:
  • %TEMP%\RemoteCommand.ini
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\recmd[1].ini
  • C:\files\desktop.ini
  • C:\files\RECOM.ini
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\recmd[1].ini
  • %TEMP%\files\RECOM.ini
  • %TEMP%\xlqxkuv
  • %TEMP%\RemoteINF.exe
  • %TEMP%\yudxvlw
  • %TEMP%\aut1.tmp
  • %TEMP%\aut2.tmp
  • C:\autorun.inf
  • C:\RemoteINF.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\autorun.inf
  • %ALLUSERSPROFILE%\Start Menu\Programs\Startup\RemoteINF.exe
  • %HOMEPATH%\Start Menu\Programs\Startup\RemoteINF.exe
  • <Drive name for removable media>:\RemoteINF.exe
  • %TEMP%\RemoteINF.exe
  • C:\RemoteINF.exe
  • C:\autorun.inf
Deletes the following files:
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\recmd[1].ini
  • %TEMP%\xlqxkuv
  • %TEMP%\files\RECOM.ini
  • <Drive name for removable media>:\files\RECOM.ini
  • C:\files\RECOM.ini
  • %TEMP%\yudxvlw
  • %TEMP%\aut1.tmp
  • %ALLUSERSPROFILE%\Start Menu\Programs\Startup\<Virus name>.exe
  • %TEMP%\aut2.tmp
  • %HOMEPATH%\Start Menu\Programs\Startup\<Virus name>.exe
Network activity:
Connects to:
  • 'ne#####m.isa-geek.org':80
TCP:
HTTP GET requests:
  • ne#####m.isa-geek.org/Files/recmd.ini
UDP:
  • DNS ASK ne#####m.isa-geek.org
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''
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