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Rev: 1 • Dec 20, 2017, 12:00 PMET MALWARE Possible Trickbot/Dyre Serial Number in SSL Cert
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Possible Trickbot/Dyre Serial Number in SSL Cert"; flow:established,to_client; tls_cert_serial; content:"89:BF:80:13:42:0A:2E:F5"; classtype:trojan-activity; sid:2025156; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_12_20, deployment Perimeter, confidence Medium, signature_severity Major, tag Trickbot, updated_at 2019_07_26;)
Dec 20, 2017, 12:00 PM
Jul 26, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules