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

SID: 903208958Rev: 10 views
Sourceabuse.ch/sslbl-blacklist
CreatedFebruary 22, 2026
UpdatedFebruary 22, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CountLoader C&C)"; tls_cert_fingerprint; content:"ff:a3:55:90:d5:d7:b0:74:cf:1a:83:01:80:a9:0c:ca:44:73:f6:c9"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/ffa35590d5d7b074cf1a830180a90cca4473f6c9/; sid:903208958; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/ffa35590d5d7b074cf1a830180a90cca4473f6c9/

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