ET ADWARE_PUP Observed OSX/PremierOpinionD Collection Domain in TLS SNI

Query · suricata

flow:established,to_server;
threshold:type limit, track by_src, count 1, seconds 600;
tls.sni;
content:"oss-content.securestudies.com"; endswith;
Raw source ET ADWARE_PUP Observed OSX/PremierOpinionD Collection Domain in TLS SNI · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tls $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET ADWARE_PUP Observed OSX/PremierOpinionD Collection Domain in TLS SNI";
    flow:established,to_server;
    threshold:type limit, track by_src, count 1, seconds 600;
    tls.sni;
    content:"oss-content.securestudies.com"; endswith;
    reference:url,www.airoav.com/mitm-voicefive;
    classtype:pup-activity;
    sid:2027694; rev:5;
    metadata:affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2019_07_09, deployment Perimeter, malware_family PremierOpinionD, performance_impact Low, confidence High, signature_severity Minor, updated_at 2020_09_17;
)

Detection rules belong to the projects that publish them and remain under their own licenses. This site indexes and links to them; it claims no rights in them.