SSLBL: Malicious SSL certificate detected (Malware C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedMarch 2, 2026
UpdatedMarch 2, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Malware C&C)"; tls_cert_fingerprint; content:"e5:c3:77:4b:55:ee:30:02:09:3d:8d:52:23:a8:05:c4:b4:34:e9:fd"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/e5c3774b55ee3002093d8d5223a805c4b434e9fd/; sid:903209081; rev:1;)
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