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

SID: 903207554Rev: 11 views
Sourceabuse.ch/sslbl-blacklist
CreatedSeptember 15, 2025
UpdatedSeptember 15, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CobaltStrike C&C)"; tls_cert_fingerprint; content:"a2:a2:7f:4a:44:5b:c4:1d:28:a5:2a:72:cc:97:0d:c4:12:83:a5:38"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/a2a27f4a445bc41d28a52a72cc970dc41283a538/; sid:903207554; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/a2a27f4a445bc41d28a52a72cc970dc41283a538/

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