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

SID: 903209764Rev: 1EnabledDerived0 views
Filesslblacklist_tls_cert.rules
CreatedMay 28, 2026
UpdatedMay 28, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"f3:b0:21:75:ff:6d:2b:bf:01:49:b4:a4:50:ac:df:2a:9f:28:97:c8"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/f3b02175ff6d2bbf0149b4a450acdf2a9f2897c8/; sid:903209764; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/f3b02175ff6d2bbf0149b4a450acdf2a9f2897c8/

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