Rule History

alert tcp $EXTERNAL_NET !$HTTP_PORTS -> $HOME_NET any (msg:"ET POLICY Executable and linking format (ELF) file download"; flow:established; content:"|7F|ELF"; fast_pattern; content:"|00 00 00 00 00 00 00 00|"; distance:3; flowbits:set,ET.ELFDownload; reference:url,www.itee.uq.edu.au/~cristina/students/david/honoursThesis96/bff.htm; classtype:policy-violation; sid:2000418; rev:17; metadata:created_at 2010_07_30, confidence High, signature_severity Informational, updated_at 2023_04_12;)