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Rev: 3 • Aug 17, 2015, 12:00 PMET EXPLOIT_KIT CottonCastle/Niteris EK Exploit URI Struct Aug 17 2015
alert http $HOME_NET any -> $EXTERNAL_NET 443 (msg:"ET EXPLOIT_KIT CottonCastle/Niteris EK Exploit URI Struct Aug 17 2015"; flow:established,to_server; flowbits:set,ET.CottonCasle.Exploit; http.method; content:"GET"; http.uri; pcre:"/\/\d\/?[A-Z]+\/[a-f0-9]{40}\/$/"; http.referer; content:"|3a|443/"; endswith; fast_pattern; classtype:exploit-kit; sid:2021640; rev:3; metadata:created_at 2015_08_17, confidence High, signature_severity Major, updated_at 2024_02_23;)
Aug 17, 2015, 12:00 PM
Feb 23, 2024, 12:00 PM
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May 30, 2025, 12:04 AM
rules/emerging-exploit_kit.rules