Rule History

SID: 903207039 • 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:"92:48:4d:b8:5a:e7:ed:19:e1:81:b7:a9:e9:fa:bb:f3:bd:3f:fd:27"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/92484db85ae7ed19e181b7a9e9fabbf3bd3ffd27/; sid:903207039; 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