ET ACTIVEX Possible Aloaha PDF Crypter activex SaveToFile method arbitrary file overwrite

Query · suricata

flow:to_client,established;
file_data;
content:"CLSID"; nocase;
content:"B1E7505E-BBFD-42BF-98C9-602205A1504C"; nocase; distance:0;
content:".SaveToFile"; nocase; distance:0;
Raw source ET ACTIVEX Possible Aloaha PDF Crypter activex SaveToFile method arbitrary file overwrite · 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 ACTIVEX Possible Aloaha PDF Crypter activex SaveToFile method arbitrary file overwrite";
    flow:to_client,established;
    file_data;
    content:"CLSID"; nocase;
    content:"B1E7505E-BBFD-42BF-98C9-602205A1504C"; nocase; distance:0;
    content:".SaveToFile"; nocase; distance:0;
    reference:url,exploit-db.com/exploits/24319/;
    classtype:attempted-user;
    sid:2016286; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2013_01_25, deployment Perimeter, confidence Medium, signature_severity Major, tag ActiveX, updated_at 2019_07_26;
)

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