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

SID: 903210929Rev: 1EnabledDerived5 views
History
Filesslblacklist_tls_cert.rules
CreatedOctober 18, 2026
UpdatedOctober 21, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ACRStealer C&C)"; tls_cert_fingerprint; content:"a1:fe:9a:50:9c:db:fa:8c:c8:1d:b2:a1:f2:21:6a:96:b3:2b:2e:55"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/a1fe9a509cdbfa8cc81db2a1f2216a96b32b2e55/; sid:903210929; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/a1fe9a509cdbfa8cc81db2a1f2216a96b32b2e55/

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