Not always a dream if you control the code execution. 

Z

Edward Ziots
CISSP, Security +, Network +
Security Engineer
Lifespan Organization
[email protected]


-----Original Message-----
From: Kurt Buff [mailto:[email protected]] 
Sent: Friday, June 15, 2012 10:30 AM
To: NT System Admin Issues
Subject: Re: What is your take on this (built-in admin password and account 
lockout)

In the best of all possible worlds, yes.

Dreamer.

On Fri, Jun 15, 2012 at 3:45 AM, Ken Schaefer <[email protected]> wrote:
> Your FW should block this functionality for normal users.
>
> Cheers
> Ken
>
> -----Original Message-----
> From: Kurt Buff [mailto:[email protected]]
> Sent: Friday, 15 June 2012 4:51 AM
> To: NT System Admin Issues
> Subject: Re: What is your take on this (built-in admin password and 
> account lockout)
>
> On Thu, Jun 14, 2012 at 10:52 AM, Ziots, Edward <[email protected]> wrote:
>> It’s a well known sid aka 500, but if you can't enumerate the users on the 
>> system how are you going to tell in the first place?
>
> Run as a standard user 'psgetsid \\computername administrator', and then 
> you're off to the races.
>
> If it returns a SID that doesn't end in -500, well, you've got the 
> significant portion of the SID, so use psgetsid to enumerate the SID with the 
> -500 ending to get the name of the Administrator account. It just adds a very 
> small extra step.
>
> However, if the account that whose SID ends in -500 is disabled (no matter 
> what it's called), then the attacker has to try to enumerate all of the 
> accounts on that machine, and figure out which one(s) have the desired privs 
> - that's much harder, especially if you don't simply add the account to the 
> Administrators group.
>
> The hard part is getting the credentials of a standard user...
>
>> Disable the Null Sessions, which I hope people are doing and proper ACLing 
>> of traffic cuts down on that stuff.
>
> True.
>
>
>
> ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ 
> <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/>  ~
>
> ---
> To manage subscriptions click here: 
> http://lyris.sunbelt-software.com/read/my_forums/
> or send an email to [email protected]
> with the body: unsubscribe ntsysadmin

~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ 
<http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/>  ~

---
To manage subscriptions click here: 
http://lyris.sunbelt-software.com/read/my_forums/
or send an email to [email protected]
with the body: unsubscribe ntsysadmin


~ Finally, powerful endpoint security that ISN'T a resource hog! ~
~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/>  ~

---
To manage subscriptions click here: 
http://lyris.sunbelt-software.com/read/my_forums/
or send an email to [email protected]
with the body: unsubscribe ntsysadmin

Reply via email to