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Rev: 7 • May 1, 2015, 12:00 PMET EXPLOIT_KIT CottonCastle/Niteris EK Exploit Struct April 30 2015
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT CottonCastle/Niteris EK Exploit Struct April 30 2015"; flow:established,to_server; flowbits:set,ET.CottonCasle.Exploit; http.method; content:"GET"; http.uri; pcre:"/\/\d\/[A-Z]+\/[a-f0-9]{32}\/[a-z]*?\d+\.[a-z]*?\d+\.[a-z]*?\d+\.[a-z]*?\d+\/?$/"; http.header; content:"/%20http%3A"; fast_pattern; classtype:exploit-kit; sid:2021042; rev:7; metadata:created_at 2015_05_01, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_03;)
May 1, 2015, 12:00 PM
Mar 3, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Oct 21, 2025, 10:35 PM
rules/emerging-exploit_kit.rules