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

SID: 903209100Rev: 10 views
Sourcesslbl/ssl-fp-blacklist
CreatedMarch 3, 2026
UpdatedMarch 3, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CountLoader C&C)"; tls_cert_fingerprint; content:"44:27:f3:24:20:03:a4:a1:e0:f9:e5:f1:e4:51:fb:aa:4d:79:15:a7"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4427f3242003a4a1e0f9e5f1e451fbaa4d7915a7/; sid:903209100; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/4427f3242003a4a1e0f9e5f1e451fbaa4d7915a7/

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