SSLBL: Malicious SSL certificate detected (ConnectWise C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedApril 12, 2026
UpdatedApril 12, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"77:eb:da:50:0a:4e:89:33:12:91:ca:82:c9:1d:36:09:d7:cd:09:3e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/77ebda500a4e89331291ca82c91d3609d7cd093e/; sid:903209519; rev:1;)
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