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

SID: 903209915Rev: 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:"5e:5f:da:81:28:57:fe:bb:23:cc:cc:41:19:5c:3f:5e:f6:8d:b1:6e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5e5fda812857febb23cccc41195c3f5ef68db16e/; sid:903209915; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/5e5fda812857febb23cccc41195c3f5ef68db16e/

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