Rule History

SID: 903205403 • 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:"d1:27:d8:b7:a1:51:6f:8c:1f:5f:01:8e:ba:fa:6c:1d:a1:82:11:f9"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/d127d8b7a1516f8c1f5f018ebafa6c1da18211f9/; sid:903205403; 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