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

SID: 903209873Rev: 1EnabledDerived1 views
Filesslblacklist_tls_cert.rules
CreatedJune 10, 2026
UpdatedJune 10, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"27:ea:5c:ac:46:84:ef:ba:f2:f1:73:bf:e9:90:14:ad:9b:71:e0:69"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/27ea5cac4684efbaf2f173bfe99014ad9b71e069/; sid:903209873; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/27ea5cac4684efbaf2f173bfe99014ad9b71e069/

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