Penetration Testing mailing list archives

Re: [PEN-TEST] Hypothetical Wargaming


From: H Carvey <keydet89 () YAHOO COM>
Date: Wed, 11 Oct 2000 10:20:37 -0000

Thanks for the response...

It depends on what services 
are running,
and that can vary from machine to machine.  
Right now, the
heavy-hitters are IIS, and NetBIOS over TCP 
(NBT).


Agreed.  I've written and used a Perl script for 
null session enumeration, that's been pretty 
handy.  It collects all of the necessary info in 
one nice little package...Domain Acct Policy (for 
account lockouts), usernames and account info (UID 
500, disabled or machine accounts, etc), etc.  
This information allows the user to tailor 
follow-on work (the script is also available as a 
stand-alone .exe for those who don't want to use 
Perl.  ;-) )

IIS is a good one...always new stuff coming out on 
that one.  Either CIS or a Perl script using 
LWP::UserAgent is pretty effective.

W/ Exchange, if port 389 is open, you can attempt 
an anonymous dump of user info...again, via Perl 
(hey, what can I say, it's the tool of choice).

Try looking at ARIN and figure 
out how many
IP addresses they own.

That, and the ever-popular DNS zone transfer!

Use programs like "NetBios Auditing Tool" (can 
be acquired from
packetstorm.securify.com) to pry account and 
filesharing info
from the hosts.  From here, you should have some 
information to
get started with, and maybe even a few password 
hashes to run
through L0phtcrack (www.l0pht.com)

Again, nothing against the NAT tool (great job on 
it, guys) but in the spirit of "rolling your 
own"...

Focus on vulnerabilities you can find with IIS 
(you can even be
a scriptkiddiot and use programs that other 
people have written,
they're out there... 

Sure...let the skryptkiddiots think that using 
such programs and looking for old vulnerabilities 
are "lame"...they aren't getting paid to run a pen 
test!

Some other things to look for are VNC, pcAnywhere, 
etc.  I've seen a site in which the admin has all 
machines NAT'd behind a "firewall"...MS Proxy 1.0.  
Don't ask.  Anyway, a quick port scan shows that 
three machines are visible outside the 
firewall...three admin machines.  The 
"justification" is that they _need_ the access, 
and NetBIOS is shut down.  Yet, SQL is still bound 
to the interface (TCP 1433) and two accounts have 
blank passwords.  Further, SNMP is installed...and 
IPSwitch has a great little utility that will 
graphically pull out the usernames and services 
(the whole MS MIB) for you.

So...besides looking for trojans, to include the 
DefCon8 2.1...anything else?


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