alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32/Cryptrun.B Connectivity check"; flow:from_client,established; content:"GET"; http_method; content:"/search?qu="; fast_pattern; http_uri; content:"User-Agent|3a| Firefox/2.0.0.2|0D 0A|"; http_header; content:"Host|3a| www.google.com|0D 0A|"; http_header; distance:0; content:"Content-Length|3a| 4|0D 0A|"; http_header; reference:url,blog.9bplus.com/kim-jong-il-pdf-malware; classtype:trojan-activity; sid:2014173; rev:2;)

Added 2012-02-01 14:39:11 UTC


Topic revision: r1 - 2012-02-01 - TWikiGuest
 
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