ET MALWARE VBA/Agent.AAV CnC Checkin

Query · suricata

flow:established,to_server;
http.request_line;
content:"POST|20|/send_data";
http.request_body;
content:"|7b 22|mac|22 3a 22|"; startswith; fast_pattern;
content:"|22 2c 22|localip|22 3a 22|"; distance:17;
content:"|22 2c 22|comname|22 3a 22|"; distance:0;
content:"|22 2c 22|os|22 3a 22|"; distance:0;
Raw source ET MALWARE VBA/Agent.AAV CnC Checkin · 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 http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE VBA/Agent.AAV CnC Checkin";
    flow:established,to_server;
    http.request_line;
    content:"POST|20|/send_data";
    http.request_body;
    content:"|7b 22|mac|22 3a 22|"; startswith; fast_pattern;
    content:"|22 2c 22|localip|22 3a 22|"; distance:17;
    content:"|22 2c 22|comname|22 3a 22|"; distance:0;
    content:"|22 2c 22|os|22 3a 22|"; distance:0;
    reference:md5,d03c30ddf732cadd8c1ad6cba076508b;
    classtype:command-and-control;
    sid:2039189; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_10_12, deployment Perimeter, malware_family VBA_Agent_AAV, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_10_12;
)

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