Rule History

SID: 903205931 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (njrat C&C)"; tls_cert_fingerprint; content:"66:b4:0d:24:8f:57:b2:b2:42:2f:33:00:d1:5f:d1:10:76:f4:7e:6a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/66b40d248f57b2b2422f3300d15fd11076f47e6a/; sid:903205931; rev:1;)

Created:

Jun 25, 2025, 11:40 AM

Updated:

Jun 25, 2025, 11:40 AM

DB Created:

Jul 17, 2025, 2:34 PM

DB Updated:

Jul 17, 2025, 2:34 PM

Filename:

sslblacklist_tls_cert.rules