ET MALWARE Possible CVE-2015-2424 RTF Dropping Sofacy

Query · suricata

flow:established,from_server;
file_data;
content:"D0CF11E0A1B11AE1"; nocase;
content:"ffffffffff74303074"; nocase; distance:0; fast_pattern;
Raw source ET MALWARE Possible CVE-2015-2424 RTF Dropping Sofacy · 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 $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Possible CVE-2015-2424 RTF Dropping Sofacy";
    flow:established,from_server;
    file_data;
    content:"D0CF11E0A1B11AE1"; nocase;
    content:"ffffffffff74303074"; nocase; distance:0; fast_pattern;
    reference:md5,112c64f7c07a959a1cbff6621850a4ad;
    reference:url,isightpartners.com/2015/07/microsoft-office-zero-day-cve-2015-2424-leveraged-by-tsar-team/;
    classtype:targeted-activity;
    sid:2021431; rev:2;
    metadata:created_at 2015_07_17, cve CVE_2015_2424, confidence Medium, signature_severity Major, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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