Rule History

SID: 903205509 • 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:"aa:37:2a:6b:17:6f:2d:90:f2:85:d3:a6:3b:43:30:c0:be:4b:a3:4e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/aa372a6b176f2d90f285d3a63b4330c0be4ba34e/; sid:903205509; 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