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

SID: 903209831Rev: 1EnabledDerived2 views
Filesslblacklist_tls_cert.rules
CreatedJune 6, 2026
UpdatedJune 6, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"83:9f:5f:87:d7:3c:a2:15:f8:64:88:6d:c5:85:2a:55:fa:f8:92:87"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/839f5f87d73ca215f864886dc5852a55faf89287/; sid:903209831; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/839f5f87d73ca215f864886dc5852a55faf89287/

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