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

SID: 903207949Rev: 10 views
Sourcesslbl/ssl-fp-blacklist
CreatedSeptember 15, 2025
UpdatedSeptember 15, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"ef:88:19:f1:0e:7b:ba:1d:d0:e6:0c:d6:ff:70:05:2b:da:6d:ce:ee"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/ef8819f10e7bba1dd0e60cd6ff70052bda6dceee/; sid:903207949; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/ef8819f10e7bba1dd0e60cd6ff70052bda6dceee/

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