Versions (3)
Version DetailsCurrent
Rev: 3 • Apr 17, 2020, 12:00 PMET SCAN ELF/Mirai Variant User-Agent (Inbound)
alert http $EXTERNAL_NET any -> any any (msg:"ET SCAN ELF/Mirai Variant User-Agent (Inbound)"; flow:established,to_server; http.user_agent; content:"Kratos"; fast_pattern; startswith; classtype:attempted-admin; sid:2029929; rev:3; metadata:affected_product Linux, attack_target IoT, created_at 2020_04_17, deployment Perimeter, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_08;)
Apr 17, 2020, 12:00 PM
Mar 8, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 19, 2025, 10:35 PM
rules/emerging-scan.rules