alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE W32/Armageddon CnC Checkin"; flow:established,to_server; http.method; content:"POST"; http.user_agent; content:"ArmageddoN"; fast_pattern; startswith; nocase; http.request_body; content:"GetList="; startswith; reference:md5,3f4c5649d66fc5befc0db47930edb9f6; classtype:command-and-control; sid:2014963; rev:4; metadata:created_at 2012_06_26, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_10;)