Re: user enumeration through RDP

[Carlos Perez <carlos_perez () darkoperator com>]

This was what I was alluding to  
http://www.tenable.com/blog/nessus-52-released

Nessus will now grab VNC and RDP Screenshots 

Sent from my iPhone

On Apr 23, 2013, at 3:29 AM, Matt <matt () fireantsecurity co uk> wrote:

> If you are at BSidesLondon tomorrow we can chat then.
>
>
> Sent from my iPhone
>
> On 21 Apr 2013, at 23:05, Robin Wood <robin () digininja org> wrote:
>
> > On 18 April 2013 15:36, Matt <matt () fireantsecurity co uk> wrote:
> > > You can do more than that. Can't say much more but RDP has some useful "features" that can be leveraged to gain a 
> > > higher level of access if you know your way round windows api.
> >
> > Pointers to any info? I don't know much about the windows API but might be worth looking at.
> >  
> > > Sent from my iPhone
> > >
> > > On 18 Apr 2013, at 01:36, Robin Wood <robin () digininja org> wrote:
> > >
> > > > I've just noticed a nice little trick for user enumeration. The client I'm testing has RDP on almost every 
> > > > windows machine and when you connect to them, if there is a user already connected they tell you who it is. 
> > > > Luckily here most of them do have someone logged in. It is a manual job but has got me a nice little stash of 
> > > > usernames which is good as all my usual techniques failed. Of extra lucky, by naming and subnets I know which the 
> > > > servers are so I'm assuming users connected to them are either admins or at least have more privileges than a 
> > > > normal user.
> > > >
> > > > Thought others might find it useful.
> > > >
> > > > Robin
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