[Snort-sigs] OUTGOING GENERIC GATOR CLIENT CONNECTION VIA HTTP POST + .dll

daniel uriah clemens daniel_clemens at ...842...
Tue Jul 8 13:57:48 EDT 2003


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Rule:

alert tcp $HOME_NET any -> $EXTERNAL_NET 80 \
(msg:"OUTGOING GENERIC GATOR CLIENT CONNECTION VIA HTTP POST + .dll"; \
flow:to_server,established; \
content:"POST"; content:".dll"; uricontent:".dll";content:"Gator";within: 30;\
classtype:policy-violation;)

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Sid:

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Summary:

A client on your network has somehow had a gator adware/spyware client
installed on its host.
This rule should detect

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Impact:

Many corporations and individuals view this type of adware/user profile
software a policy violation by their end users. This type of software is
also generally thought of as 'spy-ware' by the way sends data about your
surfing habits to a third party without the direct knowledge of the end
user.


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Detailed Information:

This rule looks for a generic POST accompanied by the presence of a .dll
also accompanied by the generic 'Gator' word as a client identification
tag.

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Affected Systems:

windows based operating systems.


-- 
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Attack Scenarios:
A website tricks the end user into loading this software, or this software
can be coupled with other software installing itself silently on your
computer without the end users knowledge.


 --
Ease of Attack:

simple

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False Positives:

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False Negatives:

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Corrective Action:

The esiest way to clean up this software is to download a copy of
pestpatrol from pestpatrol.com.

To eliviate further installation you should tighten up the security level
on your browser and watch what software you install.

--
Contributors:

Daniel Uriah Clemens
dan.clemens at ...1661...

--
Additional References:

-Daniel Uriah Clemens

Esse quam videra
    		(to be, rather than to appear)
http://www.birmingham-infragard.org   | 2053284200
fingerprint: EDF0 6566 2A4A 220E 5760  EA1F 0424 6DF6 F662 F5BD







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