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

SID: 903208969Rev: 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:"2f:fc:8e:18:c8:1d:e6:3f:ac:78:b3:65:c0:96:4e:4b:e3:54:39:8e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/2ffc8e18c81de63fac78b365c0964e4be354398e/; sid:903208969; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/2ffc8e18c81de63fac78b365c0964e4be354398e/

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