SSLBL: Malicious SSL certificate detected (OffLoader C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedMarch 16, 2026
UpdatedMarch 16, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (OffLoader C&C)"; tls_cert_fingerprint; content:"31:ba:df:fb:ca:31:6a:7a:b6:cb:ca:09:ce:dd:56:fb:94:94:41:38"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/31badffbca316a7ab6cbca09cedd56fb94944138/; sid:903209237; rev:1;)
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