ET MALWARE Golang Easy Stealer CnC Response

Query · suricata

flow:established,to_client;
flowbits:isset,ET.easystealer;
http.response_line;
content:"HTTP/1.1 666 status code 666"; bsize:28; fast_pattern;
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 Golang Easy Stealer CnC 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 Golang Easy Stealer CnC Response";
    flow:established,to_client;
    flowbits:isset,ET.easystealer;
    http.response_line;
    content:"HTTP/1.1 666 status code 666"; bsize:28; fast_pattern;
    reference:url,twitter.com/Jane_0sint/status/1674425418429112329;
    reference:md5,731ed24011df3a33fe5d3765bf424b0c;
    classtype:trojan-activity;
    sid:2046691; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_06_29, deployment Perimeter, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_10_25, reviewed_at 2024_01_26;
    target:dest_ip;
)

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