Versions (3)
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Rev: 2 • Apr 23, 2020, 12:00 PMET MALWARE SSL/TLS Certificate Observed (APT32 METALJACK)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE SSL/TLS Certificate Observed (APT32 METALJACK)"; flow:established,to_client; tls.cert_subject; content:"CN=jcdn.jsoid.com"; reference:url,www.fireeye.com/blog/threat-research/2020/04/apt32-targeting-chinese-government-in-covid-19-related-espionage.html; classtype:targeted-activity; sid:2030003; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_04_23, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_23;)
Apr 23, 2020, 12:00 PM
Apr 23, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 19, 2025, 10:35 PM
rules/emerging-malware.rules