Versions (4)
Version DetailsCurrent
Rev: 4 • Apr 2, 2020, 12:00 PMET MALWARE ELF/Mirai Variant User-Agent (Outbound)
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE ELF/Mirai Variant User-Agent (Outbound)"; flow:established,to_server; http.user_agent; bsize:3; content:"XTC"; fast_pattern; classtype:web-application-attack; sid:2029791; rev:4; metadata:affected_product Linux, attack_target IoT, created_at 2020_04_02, deployment Perimeter, malware_family ELF_Mirai, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_08;)
Apr 2, 2020, 12:00 PM
Mar 8, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 19, 2025, 10:35 PM
rules/emerging-malware.rules