Rule History

SID: 903204574 • 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:"c6:a8:3d:a0:5c:0a:d8:d2:f2:84:98:b0:72:d6:7a:1a:4e:43:9b:0b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/c6a83da05c0ad8d2f28498b072d67a1a4e439b0b/; sid:903204574; 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