Rule History

SID: 903201883 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

SSLBL: Malicious SSL certificate detected (Quakbot C&C)

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Quakbot C&C)"; tls_cert_fingerprint; content:"01:ad:b6:51:7f:e8:bf:0a:e1:6f:15:f8:1a:f2:43:7d:ed:2c:e3:44"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/01adb6517fe8bf0ae16f15f81af2437ded2ce344/; sid:903201883; 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