Rule History

SID: 903205542 • 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:"9b:b1:0b:12:b9:51:d4:02:06:13:ce:c9:f1:d4:0d:d2:ee:86:1b:d7"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/9bb10b12b951d4020613cec9f1d40dd2ee861bd7/; sid:903205542; 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