ET MALWARE QuickBooks Pop-Up Scam - Checkin Response

Query · suricata

flow:established,to_client;
flowbits:isset,ET.QBScam.Checkin;
http.response_body;
content:"|22|status|22 3a|200|2c|";
content:"|22|message|22 3a|";
content:"|22|response|22 3a 7b 22|user|5f|token|5f|id|22 3a 22|"; fast_pattern;
content:"|22|access|5f|token|22 3a 22|"; distance:0;
target:dest_ip;

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 MALWARE QuickBooks Pop-Up Scam - Checkin Response · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE QuickBooks Pop-Up Scam - Checkin Response";
    flow:established,to_client;
    flowbits:isset,ET.QBScam.Checkin;
    http.response_body;
    content:"|22|status|22 3a|200|2c|";
    content:"|22|message|22 3a|";
    content:"|22|response|22 3a 7b 22|user|5f|token|5f|id|22 3a 22|"; fast_pattern;
    content:"|22|access|5f|token|22 3a 22|"; distance:0;
    reference:md5,2254df2f656b76071da28131b4eca9c4;
    reference:url,www.esentire.com/blog/threat-actors-using-fake-quickbooks-software-to-scam-organizations;
    classtype:command-and-control;
    sid:2049223; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2023_11_16, deployment Perimeter, performance_impact Low, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_16;
    target:dest_ip;
)

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