SSLBL: Malicious SSL certificate detected (Vidar C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedMarch 16, 2026
UpdatedMarch 16, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"dc:92:e5:97:bf:75:ed:26:0e:0d:b3:79:17:cf:3e:4b:cc:29:90:3d"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/dc92e597bf75ed260e0db37917cf3e4bcc29903d/; sid:903209227; rev:1;)
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