Rule History

SID: 903203765 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"58:5c:be:8a:a2:b6:d5:01:07:c1:6d:29:a0:f9:e2:7d:a7:ad:51:d1"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/585cbe8aa2b6d50107c16d29a0f9e27da7ad51d1/; sid:903203765; 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