On 18 April 2013 15:16, Nicholas B. <[email protected]> wrote:

> There are GPOs/local policies to suppress this, but by default it is
> configured to disclose this info at least on systems running up to 2008R2
> (haven't looked into 2012/win8).  You can also check for things like seeing
> if the administrator account has been renamed or not as well as the
> domain(s) in addition to the machine name (if you are only able to see the
> ip address).  Great info for further attacks regardless.
>
> How can you spot if it has been renamed? Just because a single word
username is logged in?


>
> On Wed, Apr 17, 2013 at 8:36 PM, Robin Wood <[email protected]> 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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