Rule History

SID: 903202363 • Source: abuse.ch/sslbl-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:"4a:d2:77:c5:b7:fd:e7:cc:ab:01:4a:65:59:b7:b1:cf:ee:c0:21:8f"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4ad277c5b7fde7ccab014a6559b7b1cfeec0218f/; sid:903202363; 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