Re: Heap Spray String Floods

[Michael Lubinski <michael.lubinski () gmail com>]

 133a
>     <INPUT TYPE="hidden" NAME="action_lst[46]" VALUE="#46-(51-2564)"><TD
> > align="center" valign="top" >
>
>   <A
> > HREF='base_qry_alert.php?submit=%2346-%2851-2564%29&sort_order=time_d'>#46-(51-2564)</a>
>
> </TD>
>
>
> > <TD align="left" valign="top" >
>
>   <FONT SIZE=-1>[<A HREF="
> > http://www.darkreading.com/security/vulnerabilities/221901428/index.html";
> > TARGET="_ACID_ALERT_DESC">url</A>]</FONT> <FONT SIZE=-1>[<A
> > HREF="signatures/2012254.txt" TARGET="_ACID_ALERT_DESC">local</A>]</FONT>
> > <FONT SIZE=-1>[<A HREF="
> > http://www.snort.org/pub-bin/sigs.cgi?sid=1:2012254";
> > TARGET="_ACID_ALERT_DESC">snort</A>]</FONT>  ET SHELLCODE Common
> > %u0a0a%u0a0a UTF-16 Heap Spray String
>
>  </TD>
>
>
> > <TD align="center" valign="top" >
>
>   2011-02-17 10:59:29
>
> </TD>
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> > <TD align="center" valign="top" >
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>   <A
> > HREF="base_stat_ipaddr.php?ip=192.168.1.200&netmask=32">192.168.1.200</A><FONT
> > SIZE="-1">:80</FONT>
>
> </TD>
>
>
> > <TD align="center" valign="top" >
>
>   <A
> > HREF="base_stat_ipaddr.php?ip=192.168.1.104&netmask32">192.168.1.104</A><FONT
> > SIZE="-1">:1261</FONT>
>
> </TD>
>
>
> > <TD align="center" valign="top" >
>
>   <FONT>TCP</FONT>
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> </TD>
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>
> > </TR><TR BGCOLOR="#FFFFFF"><TD align="center" valign="top" >
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>   <INPUT TYPE="checkbox" NAME="action_chk_lst[47]" VALUE="#47-(51-2563)">
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> >     <INPUT TYPE="hidden" NAME="action_l

On Thu, Feb 17, 2011 at 10:55 AM, Matt Olney <molney () sourcefire com> wrote:

> That's an Emerging Threats rule, not a VRT rule.  However, we have found
> that the heap spray detection like these very useful and accurate.  Do you
> have the packet payload that triggered these alerts?
>
> On Thu, Feb 17, 2011 at 11:45 AM, Michael Lubinski <
> michael.lubinski () gmail com> wrote:
>
> >  After updating the rules today I have noticed a few hundred and counting
> > ET Heap Spray alerts (see attached picture);
> >
> > My Snort VM is residing at the .200 IP.
> > The laptop I am using is the .104
> >
> > Anyone have any ideas? I think it is related to the snort signature
> > update, maybe something went amiss, not sure.
> >
> >
> > ------------------------------------------------------------------------------
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------------------------------------------------------------------------------
The ultimate all-in-one performance toolkit: Intel(R) Parallel Studio XE:
Pinpoint memory and threading errors before they happen.
Find and fix more than 250 security defects in the development cycle.
Locate bottlenecks in serial and parallel code that limit performance.
http://p.sf.net/sfu/intel-dev2devfeb

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