ET EXPLOIT_KIT Spelevo EK Landing M1

Query · suricata

flow:from_server,established;
file_data;
content:"|554778315a326c75524756305a574e30|";
content:"-=8))%256)|3b|}";
content:"+=72){";
content:"[0] < 21) return false|3b|";
content:",[0] > 31) return false|3b|"; distance:0;
content:"[0] == 31 &&";
content:"[3] > 153) return false|3b|"; distance:0;
content:"flash"; nocase;
Raw source ET EXPLOIT_KIT Spelevo EK Landing M1 · 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 EXPLOIT_KIT Spelevo EK Landing M1";
    flow:from_server,established;
    file_data;
    content:"|554778315a326c75524756305a574e30|";
    content:"-=8))%256)|3b|}";
    content:"+=72){";
    content:"[0] < 21) return false|3b|";
    content:",[0] > 31) return false|3b|"; distance:0;
    content:"[0] == 31 &&";
    content:"[3] > 153) return false|3b|"; distance:0;
    content:"flash"; nocase;
    classtype:exploit-kit;
    sid:2027072; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_03_11, deployment Perimeter, malware_family Spleevo_EK, performance_impact Moderate, confidence High, signature_severity Major, updated_at 2019_07_26;
)

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