SSLBL: Malicious SSL certificate detected (CountLoader C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedApril 8, 2026
UpdatedApril 8, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CountLoader C&C)"; tls_cert_fingerprint; content:"ab:6e:20:2e:46:c7:a3:03:b0:18:3c:af:b6:94:77:48:77:b5:60:dd"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/ab6e202e46c7a303b0183cafb694774877b560dd/; sid:903209474; rev:1;)
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