full-disclosure - Re: Downloads Folder: A Binary Planting Minefield

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Message-ID: <CAH8yC8kgW2DnCQbdqbUh=hnn=PrOfGqnuQ7kUW8rsyrmBhLmoA@mail.gmail.com>
Date: Mon, 20 Feb 2012 16:28:02 -0500
From: Jeffrey Walton <noloader@...il.com>
To: security@...ossecurity.com
Cc: full-disclosure@...ts.grok.org.uk, bugtraq@...urityfocus.com, cert@...t.org
Subject: Re: Downloads Folder: A Binary Planting Minefield

Hi Mitja,

On Fri, Feb 17, 2012 at 11:32 AM, ACROS Security Lists <lists@...os.si> wrote:
>
> This blog post reveals a bit of our research and provides an advance notification of
> a largely unknown remote exploit technique on Windows. More importantly, it provides
> instructions for protecting your computers from this technique while waiting for the
> affected software to correct its behavior.
>
> http://blog.acrossecurity.com/2012/02/downloads-folder-binary-planting.html

$ Look for the presence of any *.dll files in the Downloads
$ folder and do the same as in the previous step.
$ Delete all files from the Downloads folder.
I don't believe a PE/PE+ executable needs a DLL extension to be loaded
by LoadLibrary and friends.

Perhaps a scanning/cleansing tool would be helpful.

Jeff

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