ET EXPLOIT Exploit MS05-002 Malformed .ANI stack overflow attack

Query · suricata

flow:to_client,established;
content:"RIFF";
content:"ACON"; distance:8;
content:"anih"; distance:160;
byte_test:4,>,36,0,relative,little;
Raw source ET EXPLOIT Exploit MS05-002 Malformed .ANI stack overflow attack · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (
    msg:"ET EXPLOIT Exploit MS05-002 Malformed .ANI stack overflow attack";
    flow:to_client,established;
    content:"RIFF";
    content:"ACON"; distance:8;
    content:"anih"; distance:160;
    byte_test:4,>,36,0,relative,little;
    classtype:misc-attack;
    sid:2001668; rev:6;
    metadata:created_at 2010_07_30, confidence High, signature_severity Major, updated_at 2019_07_26;
)

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