Rule History

alert tls $HOME_NET any -> any any (msg:"ET SCADA [nsacyber/ELITEWOLF] Siemens S7-1200 Default Cert Issuer Common Name"; flow:established,to_client; tls.cert_issuer; content:"CN=S7-1200 Controller Family"; fast_pattern; reference:url,github.com/nsacyber/ELITEWOLF; classtype:misc-activity; sid:2048688; rev:1; metadata:affected_product Siemens_S7_Series, attack_target ICS, created_at 2023_10_19, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Minor, updated_at 2023_10_19, reviewed_at 2023_10_19; target:src_ip;)