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

SID: 903209813Rev: 1EnabledDerived3 views
Filesslblacklist_tls_cert.rules
CreatedJune 4, 2026
UpdatedJune 4, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"25:ce:c5:df:bf:fe:74:4a:f6:91:b5:fe:99:67:69:cc:84:24:4f:78"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/25cec5dfbffe744af691b5fe996769cc84244f78/; sid:903209813; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/25cec5dfbffe744af691b5fe996769cc84244f78/

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