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

SID: 903209824Rev: 1EnabledDerived3 views
Filesslblacklist_tls_cert.rules
CreatedJune 5, 2026
UpdatedJune 5, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"54:5e:17:b0:c2:76:40:88:90:44:d9:78:0e:f0:f3:ad:88:25:b5:5a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/545e17b0c27640889044d9780ef0f3ad8825b55a/; sid:903209824; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/545e17b0c27640889044d9780ef0f3ad8825b55a/

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