alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE APT LuckyMouse Polpo Malware CnC"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/getPolicy?a="; fast_pattern; startswith; http.header_names; content:!"User-Agent"; content:!"Referer"; reference:url,decoded.avast.io/luigicamastra/apt-group-targeting-governmental-agencies-in-east-asia/; classtype:command-and-control; sid:2031320; rev:1; metadata:attack_target Client_Endpoint, created_at 2020_12_11, deployment Perimeter, malware_family apt27, malware_family luckymouse, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_12_11;)