SSLBL: Malicious SSL certificate detected (Vidar C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedFebruary 17, 2026
UpdatedFebruary 17, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"dd:c8:04:f9:89:c8:5d:b6:fb:3f:11:85:a6:a3:f8:c7:34:89:f8:27"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/ddc804f989c85db6fb3f1185a6a3f8c73489f827/; sid:903208938; rev:1;)
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