Rule History

SID: 903203409 • Source: abuse.ch/sslbl-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

SSLBL: Malicious SSL certificate detected (TA505 C&C)

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (TA505 C&C)"; tls_cert_fingerprint; content:"f1:a8:2a:ea:23:22:a8:d4:cc:e5:eb:62:99:a9:bb:de:09:43:d8:00"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/f1a82aea2322a8d4cce5eb6299a9bbde0943d800/; sid:903203409; 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