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

SID: 903209701Rev: 1EnabledDerived0 views
Filesslblacklist_tls_cert.rules
CreatedMay 21, 2026
UpdatedMay 21, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CountLoader C&C)"; tls_cert_fingerprint; content:"3c:f2:e0:22:21:17:60:87:15:44:ad:89:1d:3b:3b:69:8c:5f:87:92"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/3cf2e022211760871544ad891d3b3b698c5f8792/; sid:903209701; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/3cf2e022211760871544ad891d3b3b698c5f8792/

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