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

SID: 903202898Rev: 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 (Ostap C&C)"; tls_cert_fingerprint; content:"de:98:64:31:ff:37:f7:dc:bd:7c:70:13:aa:47:be:d4:f2:14:83:c3"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/de986431ff37f7dcbd7c7013aa47bed4f21483c3/; sid:903202898; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/de986431ff37f7dcbd7c7013aa47bed4f21483c3/

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