ET EXPLOIT Possible iOS Pegasus Safari Exploit (CVE-2016-4657)

Query · suricata

flow:established,from_server;
file_data;
content:"+=";
pcre:"/^\s*?\x27try\s*?{}\s*?catch\x28e\x29\s*?{}\x3b/Rsi";
content:"Object";
pcre:"/^(?:\.|\[\s*?[\x22\x27])defineProperties\s*?\x28/Rsi";
content:"defineProperties"; fast_pattern;
Raw source ET EXPLOIT Possible iOS Pegasus Safari Exploit (CVE-2016-4657) · 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 EXPLOIT Possible iOS Pegasus Safari Exploit (CVE-2016-4657)";
    flow:established,from_server;
    file_data;
    content:"+=";
    pcre:"/^\s*?\x27try\s*?{}\s*?catch\x28e\x29\s*?{}\x3b/Rsi";
    content:"Object";
    pcre:"/^(?:\.|\[\s*?[\x22\x27])defineProperties\s*?\x28/Rsi";
    content:"defineProperties"; fast_pattern;
    reference:cve,2016-4657;
    reference:url,blog.lookout.com/blog/2016/11/02/trident-pegasus-technical-details/;
    classtype:attempted-admin;
    sid:2023484; rev:3;
    metadata:affected_product iOS, affected_product Safari, attack_target Mobile_Client, created_at 2016_11_07, cve CVE_2016_4657, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag CISA_KEV, updated_at 2019_10_08;
)

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