Rule History

SID: 903204708 • Source: abuse.ch/sslbl-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CobaltStrike C&C)"; tls_cert_fingerprint; content:"7f:d9:da:4a:fb:65:56:9f:0f:48:d0:cc:eb:b9:ac:b8:ed:e7:ca:9b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/7fd9da4afb65569f0f48d0ccebb9acb8ede7ca9b/; sid:903204708; 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