Rule History

SID: 903205150 • 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:"5f:3c:be:fd:74:63:d0:cc:d3:dc:59:9e:8a:9d:94:fe:08:30:cc:06"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5f3cbefd7463d0ccd3dc599e8a9d94fe0830cc06/; sid:903205150; 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