Win32.HLLW.Autoruner.55079

Added to the Dr.Web virus database: 2011-07-25

Virus description added: 2011-07-26

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Microsotf' = '%APPDATA%\Win7info.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Microsotf' = '%APPDATA%\Win7info.exe'

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\AEXRGYH\DFG-2352-26235-2322322-624621221-2622255\w89e85t5.exe
<Drive name for removable media>:\AEXRGYH\DFG-2352-26235-2322322-624621221-2622255\Desktop.ini

Malicious functions:

Creates and executes the following:

Modifies file system :

Creates the following files:

%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\l0v3e[1].exe
%TEMP%\internet_csche2.tmp
%APPDATA%\Win7info.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\l0v3e[1].exe
%WINDIR%\system33.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\AEXRGYH\DFG-2352-26235-2322322-624621221-2622255\w89e85t5.exe
%APPDATA%\Win7info.exe

Deletes the following files:

%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\l0v3e[1].exe

Network activity:

Connects to:

TCP:

HTTP GET requests:

UDP:

Miscellaneous:

Searches for the following windows: