Versions (5)
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Rev: 2 • Oct 26, 2022, 12:00 PMET MALWARE Observed Malicious SSL/TLS Certificate (QakBot)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Observed Malicious SSL/TLS Certificate (QakBot)"; flow:established,to_client; tls.cert_subject; content:"C=PT, OU=Egnvvheisi Knty Jvtshyi, CN=ragouxvase.biz"; bsize:51; fast_pattern; reference:url,twitter.com/Unit42_Intel/status/1585046057339207680; classtype:domain-c2; sid:2039578; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_10_26, deployment Perimeter, deprecation_reason Age, malware_family Qbot, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_10_08, reviewed_at 2024_10_08;)
Oct 26, 2022, 12:00 PM
Oct 8, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 29, 2025, 8:34 PM
rules/emerging-malware.rules