SSLBL: Malicious SSL certificate detected (Vidar C&C)

SID: 903208550Rev: 10 views
Sourcesslbl/ssl-fp-blacklist
CreatedDecember 8, 2025
UpdatedDecember 8, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"c3:44:52:4a:ea:26:5b:1f:79:1b:35:16:b4:b7:3e:ac:cd:84:c4:9c"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/c344524aea265b1f791b3516b4b73eaccd84c49c/; sid:903208550; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/c344524aea265b1f791b3516b4b73eaccd84c49c/

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