ET MALWARE CloudAtlas APT Maldoc Activity (GET)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:".dotm"; endswith;
http.host;
content:"checklicensekey.com"; fast_pattern; bsize:19;
Raw source ET MALWARE CloudAtlas APT Maldoc Activity (GET) · 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 CloudAtlas APT Maldoc Activity (GET)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:".dotm"; endswith;
    http.host;
    content:"checklicensekey.com"; fast_pattern; bsize:19;
    reference:url,twitter.com/h2jazi/status/1453748348964548617;
    reference:md5,1060678d61ea5152283be60df2472b6f;
    classtype:trojan-activity;
    sid:2034284; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2021_10_28, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_10_28;
)

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