SSLBL: Malicious SSL certificate detected (ConnectWise C&C)

SID: 903209908Rev: 1EnabledDerived1 views
Filesslblacklist_tls_cert.rules
CreatedJune 15, 2026
UpdatedJune 15, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"a4:0d:22:6e:54:4e:32:53:9f:13:8f:5f:5e:a5:6b:95:d7:8d:3a:5c"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/a40d226e544e32539f138f5f5ea56b95d78d3a5c/; sid:903209908; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/a40d226e544e32539f138f5f5ea56b95d78d3a5c/

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