Rule History

SID: 903203621 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (AsyncRAT C&C)"; tls_cert_fingerprint; content:"ef:c4:05:0b:55:58:b3:3c:dd:6b:29:c1:ef:6c:9b:0a:cc:cb:35:2f"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/efc4050b5558b33cdd6b29c1ef6c9b0acccb352f/; sid:903203621; 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