Rule History

SID: 903203627 • 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:"4d:8a:e6:2d:0c:e1:2e:00:ef:3a:4b:1b:14:b3:13:9a:76:1c:be:66"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4d8ae62d0ce12e00ef3a4b1b14b3139a761cbe66/; sid:903203627; 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