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

SID: 903209840Rev: 1EnabledDerived2 views
Filesslblacklist_tls_cert.rules
CreatedJune 9, 2026
UpdatedJune 9, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"55:56:25:5c:43:0a:2d:ff:1a:61:bf:26:6d:7c:3e:ae:ed:d8:85:ab"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5556255c430a2dff1a61bf266d7c3eaeedd885ab/; sid:903209840; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/5556255c430a2dff1a61bf266d7c3eaeedd885ab/

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