[Snort-sigs] Openadvertising.com Malware Campaign malicious jar sigs

Joel Esler jesler at ...435...
Tue Jun 18 19:06:55 EDT 2013


Thanks James!

On Jun 18, 2013, at 6:47 PM, James Lay <jlay at ...3266...> wrote:

> Again, slowish day:
> 
> alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS 
> (msg:"INDICATOR-COMPROMSED openxadvertising.com Malvertising Campaign 
> URI request 1"; flow:to_server,established; 
> content:"|2f|.cache|2f||3f|f=site.jar&k=&h="; http_uri; metadata:policy 
> balanced-ips drop, policy security-ips drop, service http; 
> reference:url,http://research.zscaler.com/2013/06/openxadvertisingcom-mass-malvertising.html; 
> classtype:trojan-activity; sid:10000078; rev:1;)
> 
> alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS 
> (msg:"INDICATOR-COMPROMSED openxadvertising.com Malvertising Campaign 
> URI request 2"; flow:to_server,established; 
> content:"|2f|.cache|2f||3f|f=atom.jar&k=&h="; http_uri; metadata:policy 
> balanced-ips drop, policy security-ips drop, service http; 
> reference:url,http://research.zscaler.com/2013/06/openxadvertisingcom-mass-malvertising.html; 
> classtype:trojan-activity; sid:10000079; rev:1;)
> 
> James
> 
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