ET POLICY JavaClass Returned Via Anonymous Outbound LDAPv3 Bind Request

Query · suricata

flow:established,to_client;
flowbits:isset,ET.LDAPAnonBindRequest;
content:"javaClassName"; fast_pattern; nocase;

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET POLICY JavaClass Returned Via Anonymous Outbound LDAPv3 Bind Request · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET POLICY JavaClass Returned Via Anonymous Outbound LDAPv3 Bind Request";
    flow:established,to_client;
    flowbits:isset,ET.LDAPAnonBindRequest;
    content:"javaClassName"; fast_pattern; nocase;
    reference:url,ldap.com/ldapv3-wire-protocol-reference-bind/;
    classtype:policy-violation;
    sid:2034770; rev:2;
    metadata:attack_target Client_and_Server, created_at 2021_12_20, deployment Perimeter, confidence High, signature_severity Informational, updated_at 2021_12_20;
)

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