GPL NETBIOS SMB-DS DCERPC Remote Activation bind attempt

alert tcp $EXTERNAL_NET any -> $HOME_NET 445 (
    msg:"GPL NETBIOS SMB-DS DCERPC Remote Activation bind attempt";
    flow:to_server,established;
    content:"|FF|SMB%"; depth:5; offset:4; nocase;
    content:"&|00|"; within:2; distance:56;
    content:"|5C 00|P|00|I|00|P|00|E|00 5C 00|"; within:12; distance:5; nocase;
    content:"|05|"; within:1;
    content:"|0B|"; within:1; distance:1;
    byte_test:1,&,1,0,relative;
    content:"|B8|J|9F|M|1C|}|CF 11 86 1E 00| |AF|n|7C|W"; within:16; distance:29;
    tag:session,5,packets;
    reference:bugtraq,8234;
    reference:bugtraq,8458;
    reference:cve,2003-0528;
    reference:cve,2003-0605;
    reference:cve,2003-0715;
    reference:nessus,11798;
    reference:nessus,11835;
    reference:url,www.microsoft.com/technet/security/bulletin/MS03-039.mspx;
    classtype:attempted-admin;
    sid:2102252; rev:15;
    metadata:created_at 2010_09_23, cve CVE_2003_0528, confidence Medium, signature_severity Informational, updated_at 2019_07_26;
)