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

SID: 903208989Rev: 10 views
Sourcesslbl/ssl-fp-blacklist
CreatedFebruary 23, 2026
UpdatedFebruary 23, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"cd:08:75:72:8e:f9:15:11:38:48:07:db:5a:88:4f:77:53:28:08:96"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/cd0875728ef91511384807db5a884f7753280896/; sid:903208989; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/cd0875728ef91511384807db5a884f7753280896/

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