Rule History

SID: 903206339 • 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:"d3:93:b7:bc:32:5c:06:c4:fb:fe:7c:96:a1:1a:18:6b:c6:28:77:81"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/d393b7bc325c06c4fbfe7c96a11a186bc6287781/; sid:903206339; 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