Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT Capesand EK Landing"; flow:established,to_client; file_data; content:"NzgzNDI"; fast_pattern; content:"NzgzNDI"; distance:0; content:"NzgzNDI"; distance:0; content:"=|22|,|20 0a 22|"; distance:0; content:"=|22|,|20 0a 22|"; distance:0; content:"=|22|,|20 0a 22|"; distance:0; content:"=|22|,|20 0a 22|"; distance:0; pcre:"/^[a-zA-Z0-9]{4}NzgzNDI[a-zA-Z0-9]{8}=\x22/R"; reference:url,blog.trendmicro.com/trendlabs-security-intelligence/new-exploit-kit-capesand-reuses-old-and-new-public-exploits-and-tools-blockchain-ruse/; classtype:exploit-kit; sid:2028937; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_11_05, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_11_05;)