Win32.HLLW.Autoruner1.52632

Added to the Dr.Web virus database: 2013-08-01

Virus description added: 2013-08-01

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce] 'sysintern' = '%WINDIR%\projv.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'sysintern' = '%WINDIR%\projv.exe'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sysintern' = '%WINDIR%\projv.exe'

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\autorunme.exe
<Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\Desktop.ini

Malicious functions:

To bypass firewall, removes or modifies the following registry keys:

[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'

Creates and executes the following:

Executes the following:

Injects code into

the following system processes:

Modifies file system :

Creates the following files:

%WINDIR%\projv.cfg
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\checkip.dyndns[1]
%WINDIR%\projv.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\autorunme.exe
%WINDIR%\projv.exe

Deletes the following files:

%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\checkip.dyndns[1]

Deletes itself.

Network activity:

Connects to:

TCP:

HTTP GET requests:

re###b.idoo.com/projv/update.php?ip###################################################################
ch####p.dyndns.org/

UDP:

Miscellaneous:

Searches for the following windows: