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

SID: 903206388Rev: 10 views
History
Sourceabuse.ch/sslbl-blacklist
CreatedJune 25, 2025
UpdatedJune 25, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CobaltStrike C&C)"; tls_cert_fingerprint; content:"b5:c4:bf:14:1a:b3:e5:c0:e5:84:a8:df:49:0f:9a:db:0b:4b:06:d4"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/b5c4bf141ab3e5c0e584a8df490f9adb0b4b06d4/; sid:903206388; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/b5c4bf141ab3e5c0e584a8df490f9adb0b4b06d4/

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