SSLBL: Malicious SSL certificate detected (Socks5Systemz C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedJanuary 21, 2026
UpdatedJanuary 21, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Socks5Systemz C&C)"; tls_cert_fingerprint; content:"09:77:24:19:bb:e1:f1:60:b2:e4:39:be:a9:e0:e2:f1:52:e3:f7:c0"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/09772419bbe1f160b2e439bea9e0e2f152e3f7c0/; sid:903208767; rev:1;)
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