Re: BackOrifice service probe

[Brandon Enright <bmenrigh () ucsd edu>]

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On Wed, 6 Apr 2011 13:17:43 -0700
David Fifield <david () bamsoftware com> wrote:

> On Wed, Apr 06, 2011 at 09:44:47PM +0200, Gorjan Petrovski wrote:
> > Here is a BackOrifice service probe, it is tested and it works.
>
> ##############################NEXT PROBE##############################
> # BackOrifice service PING probe, encrypted, no password
> #
> Probe UDP BackOrifice q|\xCE\x63\xD1\xD2\x16\xE7\x13\xCF\x38\xA5\xA5\x86\xB2\x75\x4B\x99\xAA\x32\x58|
> match BackOrifice     m|\xCE\x63\xD1\xD2\x16\xE7\x13\xCF| p/BackOrifice trojan/ o/Windows/
> ports 1-65535
> rarity 8  

In addition to David's comments, your match string can match your probe
so any service that echos will match.  Is there some other part of the
response that you can match so that this doesn't false-positive on
services that echo?

Brandon

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