Rule History

SID: 903206717 • Source: abuse.ch/sslbl-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ConnectWise C&C)"; tls_cert_fingerprint; content:"1f:8f:89:01:55:1a:df:aa:9b:5a:26:2e:2c:6d:45:15:2b:ed:24:a8"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/1f8f8901551adfaa9b5a262e2c6d45152bed24a8/; sid:903206717; 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