Rule History

SID: 903205166 • Source: abuse.ch/sslbl-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:"a8:72:5c:3c:2c:b0:7b:5c:e5:9c:49:93:14:cf:3a:cf:2c:43:c2:17"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/a8725c3c2cb07b5ce59c499314cf3acf2c43c217/; sid:903205166; 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