Rule History

SID: 903204996 • 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:"a9:bf:88:87:22:55:e1:d7:c1:20:2f:66:8b:b0:8b:ed:e3:89:71:23"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/a9bf88872255e1d7c1202f668bb08bede3897123/; sid:903204996; 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