alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE MAGICHOUND.RETRIEVER CnC Beacon"; flow:established,to_server; http.method; content:"POST"; http.uri; content:".asmx"; http.request_body; content:"<ip>"; content:"</ip><mac>"; distance:0; content:"</mac><host>"; distance:0; fast_pattern; content:"</host>"; distance:0; reference:md5,012f79570f720b997b9ef4ef327dd2da; reference:url,researchcenter.paloaltonetworks.com/2017/02/unit42-magic-hound-campaign-attacks-saudi-targets/; classtype:command-and-control; sid:2023950; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_02_16, deployment Perimeter, malware_family MAGICHOUND_related, confidence High, signature_severity Major, tag c2, updated_at 2020_08_04, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)