alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN Observed Malicious SSL Cert (MageCart? Group 11 CnC?)"; flow:from_server,established; tls_cert_subject; content:"CN=dittm.org"; nocase; isdataat:!1,relative; tls_cert_issuer; content:"C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3"; metadata: former_category TROJAN; reference:url,community.riskiq.com/projects/ba8f6e93-3815-f047-d2e7-0d9e39303c50; classtype:trojan-activity; sid:2026997; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag SSL_Malicious_Cert, signature_severity Major, created_at 2019_02_28, malware_family MageCart?, performance_impact Low, updated_at 2019_02_28;)

Added 2019-02-28 17:55:14 UTC


Topic revision: r1 - 2019-02-28 - TWikiGuest
 
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