ET WEB_SPECIFIC_APPS ManageEngine Exchange Reporter Plus Remote Code Execution

alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (
    msg:"ET WEB_SPECIFIC_APPS ManageEngine Exchange Reporter Plus Remote Code Execution";
    flow:established,to_server;
    http.uri;
    content:"/servlet/ADSHACluster"; fast_pattern;
    http.request_body;
    content:"MTCALL=nativeClient";
    content:"&BCP_RLL=0102";
    content:"&BCP_EXE=4d5a";
    reference:url,exploit-db.com/exploits/44975/;
    classtype:attempted-user;
    sid:2025787; rev:2;
    metadata:attack_target Web_Server, created_at 2018_07_05, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2020_08_25, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)