Rule History

SID: 903203985 • 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:"f6:04:c8:0d:2c:60:cb:6b:9e:dc:c3:40:55:11:07:84:1a:74:b8:cd"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/f604c80d2c60cb6b9edcc340551107841a74b8cd/; sid:903203985; 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