ET MALWARE Observed Malicious SSL Cert (StrongPity CnC)

Query · suricata

flow:from_server,established;
tls.cert_serial;
content:"0E:4D:5A:5C:F8:C9";
Raw source ET MALWARE Observed Malicious SSL Cert (StrongPity CnC) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tls $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Observed Malicious SSL Cert (StrongPity CnC)";
    flow:from_server,established;
    tls.cert_serial;
    content:"0E:4D:5A:5C:F8:C9";
    classtype:domain-c2;
    sid:2028926; rev:2;
    metadata:attack_target Client_and_Server, created_at 2019_10_31, deployment Perimeter, malware_family StrongPity, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_21, mitre_tactic_id TA0042, mitre_tactic_name Resource_Development, mitre_technique_id T1587, mitre_technique_name Develop_Capabilities;
)

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