SSLBL: Malicious SSL certificate detected (Quakbot C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedJune 25, 2025
UpdatedJune 25, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Quakbot C&C)"; tls_cert_fingerprint; content:"e6:d8:37:21:4a:81:81:76:71:1a:61:64:6b:db:39:aa:02:32:86:44"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/e6d837214a818176711a61646bdb39aa02328644/; sid:903201832; rev:1;)
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