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Win32.HLLW.Autoruner.57253
Added to the Dr.Web virus database:
2011-08-28
Virus description added:
2011-08-29
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Classes\cfgfile\shell\Open\command] '' = '%WINDIR%\windows.exe'
[<HKLM>\SOFTWARE\Classes\.com] '' = 'cfgFile'
[<HKLM>\SOFTWARE\Classes\excfile\shell\open\command] '' = '"%1" %*'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] ' SysMonitor' = '%WINDIR%\WinSystem.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'explores' = 'C:\BootEx.exe'
[<HKLM>\SOFTWARE\Classes\exedfile\Shell\Open\Command] '' = '"%1" %*'
Creates the following files on removable media:
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\.exe
<Drive name for removable media>:\index.htm
<Drive name for removable media>:\index\homedata.exe
<Drive name for removable media>:\help.exe
<Drive name for removable media>:\BootEx.exe
<Drive name for removable media>:\-2005002846.exe
<Drive name for removable media>:\materi.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
hidden files
file extensions
Executes the following:
%WINDIR%\explorer.exe <Current directory>\<Virus name>
Modifies file system :
Creates the following files:
<SYSTEM32>\SCCONFIG.exe
%WINDIR%\system\rundlI.exe
<SYSTEM32>\winlocon.exe
<SYSTEM32>\msidlI.exe
<SYSTEM32>\msiexee.exe
%WINDIR%\system\msiexece.exe
%WINDIR%\system\WindowsUpadate.exe
<SYSTEM32>\oeminfo.ini
<SYSTEM32>\oemlogo.bmp
<Current directory>\<Virus name>\<Virus name>.exe
%WINDIR%\system\oemlogo.bmp
<SYSTEM32>\wpa.bdlx
C:\BootEx.exe
%WINDIR%\system\oeminfo.ini
<SYSTEM32>\WindowsProtection.exe
%WINDIR%\WinSystem
%WINDIR%\WinSystem32.exe
%WINDIR%\SystemMonitor.exe
%WINDIR%\windows.exe
<Current directory>\Log.txt
%WINDIR%\WinSystem.exe
%WINDIR%\Win System.exe
C:\log.exe
<SYSTEM32>\regedif32.exe
%WINDIR%\ErrorReport.exe
%WINDIR%\regedif.exe
%WINDIR%\MonitorSetup.exe
%WINDIR%\MonitorMission.run
%WINDIR%\system\mscomfig.exe
Sets the 'hidden' attribute to the following files:
Miscellaneous:
Searches for the following windows:
ClassName: 'exploreWClass' WindowName: ''
ClassName: 'cabinetwclass' WindowName: ''
ClassName: '' WindowName: ''
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