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Win32.HLLW.Autoruner1.30096

Added to the Dr.Web virus database: 2012-11-21

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates the following files on removable media:
  • <Drive name for removable media>:\fgwvwa.exe
  • <Drive name for removable media>:\autorun.inf
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DisableNotifications' = '00000001'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<Full path to virus>' = '<Full path to virus>:*:Enabled:ipsec'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
forces the system hide from view:
  • hidden files
blocks the following features:
  • User Account Control (UAC)
  • Windows Security Center
Injects code into
the following system processes:
  • <Auxiliary element>
a large number of user processes.
Modifies file system :
Creates the following files:
  • %TEMP%\mtsmd.exe
  • %TEMP%\kmau.exe
  • %TEMP%\noggy.exe
  • %TEMP%\winrmxr.exe
  • %TEMP%\winasadfb.exe
  • %TEMP%\mameq.exe
  • %TEMP%\ifyave.exe
  • C:\autorun.inf
  • %TEMP%\qwtks.exe
  • %TEMP%\tmp.ini
  • C:\fpqb.exe
  • %TEMP%\winarxoub.exe
  • %TEMP%\twmn.exe
  • <DRIVERS>\fikos.sys
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\fgwvwa.exe
  • C:\autorun.inf
  • C:\fpqb.exe
Deletes the following files:
  • %TEMP%\winrmxr.exe
  • %TEMP%\mtsmd.exe
  • %TEMP%\ifyave.exe
  • %TEMP%\winasadfb.exe
  • %TEMP%\mameq.exe
  • %TEMP%\kmau.exe
  • <DRIVERS>\fikos.sys
  • %TEMP%\qwtks.exe
  • %TEMP%\twmn.exe
  • %TEMP%\noggy.exe
  • %TEMP%\winarxoub.exe
Network activity:
Connects to:
  • 'ah###iye.net':80
  • 'ap###-pie.in':80
  • 'am####ilim.com.tr':80
  • 'g2.###owhitech.com':80
  • 'www.ca###rdesk.org':80
  • 'al###wry.org':80
  • 'am##mex.com':80
  • 'ar####.niria.biz':80
TCP:
HTTP GET requests:
  • ah###iye.net/xs.jpg?4d###########
  • ap###-pie.in/images/xs.jpg?4c###########
  • am####ilim.com.tr/images/xs2.jpg?4e###########
  • g2.###owhitech.com/xs.jpg?4d###########
  • www.ca###rdesk.org/images/xs.jpg?4b###########
  • al###wry.org/images/xs.jpg?49###########
  • am##mex.com/xs.jpg?4c###########
  • ar####.niria.biz/xs.jpg?4c##########
UDP:
  • DNS ASK ah###iye.net
  • DNS ASK ap###-pie.in
  • DNS ASK am####ilim.com.tr
  • DNS ASK g2.###owhitech.com
  • DNS ASK www.ca###rdesk.org
  • DNS ASK al###wry.org
  • DNS ASK am##mex.com
  • DNS ASK ar####.niria.biz
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Shell_TrayWnd' WindowName: ''