Rule History

SID: 903202272 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (TrickBot C&C)"; tls_cert_fingerprint; content:"fc:f5:7e:83:1a:5f:e8:34:b0:cd:25:40:d1:c1:9a:f7:1b:af:21:a1"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/fcf57e831a5fe834b0cd2540d1c19af71baf21a1/; sid:903202272; 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