ET MALWARE MSIL/Almashreq Executing New Processes

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE MSIL/Almashreq Executing New Processes";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.user_agent;
    content:"MS|20|Web|20|Services|20|Client|20|Protocol";
    http.request_body;
    content:"<?xml"; depth:5;
    content:"<Message>X1|20|is|20|running|20|in|20|PC"; distance:0; fast_pattern;
    content:"<|2f|Message>"; distance:0;
    http.header_names;
    content:"SOAPAction";
    content:!"Referer";
    classtype:trojan-activity;
    sid:2027354; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2019_05_13, deployment Perimeter, malware_family MSIL_Almashreq, performance_impact Low, confidence High, signature_severity Major, tag Backdoor, updated_at 2020_08_28;
)