full-disclosure - Re: Privilege escalation on Windows using Binary Planting

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Message-ID: <CACjdTt9B_Qf7odGtQCgMnCwiFQRP5jigR=d5raEuZcKjFuHu0A@mail.gmail.com>
Date: Mon, 26 Sep 2011 07:11:33 +0530
From: Madhur Ahuja <ahuja.madhur@...il.com>
To: "Thor (Hammer of God)" <thor@...merofgod.com>
Cc: "full-disclosure@...ts.grok.org.uk" <full-disclosure@...ts.grok.org.uk>
Subject: Re: Privilege escalation on Windows using Binary
	Planting

I agree. I am only talking of the scenario where this service is
pre-installed.


On Monday, September 26, 2011, Thor (Hammer of God) wrote:

>  You'd have to be admin to install as a service, and the service would
> obviously need to then be running as local system to be of benefit (beyond
> what a normal user could do anyway) AND the installer would have to grant a
> normal user rights to overwrite it.
>
>  Certainly possible, but the developer would have to go out of their way
> to screw that up. And if they did, it still wouldn't be because of the OS...
>
>  T
>
>
> On Sep 25, 2011, at 6:18 PM, "Travis Biehn" <tbiehn@...il.com> wrote:
>
>   GloW: there's a lot of 3rd party software that installs itself as
> windows services.
>
>  -Travis
>
> On Sun, Sep 25, 2011 at 9:15 PM, GloW - XD <doomxd@...il.com> wrote:
>
> Haha , too good and too true thor !
>
>
> Maybe he can trick the user into installing on a FAT32 partition first, and
> THEN get the to execute from a remote share!
>
>  Rofl x10.
>
> Agreed , this kind of attack, is NOT deasible in 2011, try maybe, 2006.
>
> Anyhow it has been a pleasure, ending this BS i think once and for all,
> lookup how winlogon works for one thing, then look at how windows creates
> and maintains a service_table, and then at the dlls, wich are protected ofc,
> you cannot touch msgina.dll,without ALOT of help from a rootkit or something
> similar, in wich case, why would you need to ?
> You could add an admin, hidden, and in simple batfile script (yes i do have
> my own code but no it is not for kids..), this is 10seconds and hidden, so
> when you have gotten that far, why would you bother to hijack a dll ?
>
> You CANNOT do crap,without complete ADMIN not SYSTEm, ADMIN$ share, and
> total axcs to all sockets, meaning, all pipe control and thats where half of
> windows exchanges smb shares for one thing, you guys dont seem to know CRAP
> about windows to start with, then have the gall to raise such a frigging
> ridiculous topic about a non happening, YOUTUBE ONE 'real' event, of this
> being useful, or, even just working, and i would look but, you wont, cannot,
> and will never be able to, especially on newer systems of windows7-8.
> As i said earlier, enjoy your bs DFLL hijacking, but ms, dont care for it,
> and whatever patches they instilled, dont touch even service_table.. so,
> they have not given it a high prio,and why shuld they.
>
> This is simply a case of a secteam gaining notoriety, to try and make this
> a 'big bug!!' , to try and gain brownie points from MS. Even tho, i dont
> believe in many things MS, I know windows system, and how to break it,
> better than many people, and i can tell you now, this whole DLL hijack, is a
> complete and utter waste of your times.
> But... keep on going, maybe MS will send you another 'thankyou' email ;)
> xd / <http://crazycoders.com>crazycoders.com / #haxnet@Ef
>
>
>
>
>
> On 26 September 2011 10:52, Thor (Hammer of God) <thor@...merofgod.com>wrote:
>
>  Maybe he can trick the user into installing on a FAT32 partition first,
> and THEN get the to execute from a remote share!
>
> On Sep 25, 2011, at 5:30 PM, "Travis Biehn" <tbiehn@...il.com> wrote:
>
>   It might be a fun experiment to see what DLLs they're looking for :.)
>
>
> -Travis
>
> On Sun, Sep 25, 2011 at 2:57 PM, <kz20fl@...glemail.com> wrote:
>
> To replace a service executable you usually need administrator access
> anyway.
>
>
> ------Original Message------
> From: Madhur Ahuja
> Sender:
>
>

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