SSLBL: Malicious SSL certificate detected (Vidar C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedMarch 23, 2026
UpdatedMarch 23, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"3e:46:14:12:53:03:e6:35:52:72:77:80:11:79:7b:3f:75:8c:49:92"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/3e4614125303e6355272778011797b3f758c4992/; sid:903209315; rev:1;)
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