SSLBL: Malicious SSL certificate detected (ConnectWise C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedFebruary 23, 2026
UpdatedFebruary 23, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"6c:66:14:a7:f9:b7:a0:8a:ea:96:53:6e:98:c8:fe:88:03:fc:cd:88"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/6c6614a7f9b7a08aea96536e98c8fe8803fccd88/; sid:903209006; rev:1;)
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