alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Lunar Builder CnC Activity"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"<UsernameSplit>"; nocase; fast_pattern; content:"<TimeHackedSplit>"; nocase; reference:md5,4a07860c39171b71ca0aa359b0185f33; classtype:command-and-control; sid:2032879; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_04_27, deployment Perimeter, deployment SSLDecrypt, malware_family Lunar_Builder, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_04_27;)