Rule History

SID: 903206564 • 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:"b5:c3:42:48:84:17:ec:7f:5e:55:b7:5a:f3:7a:27:26:f6:f8:5d:f2"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/b5c342488417ec7f5e55b75af37a2726f6f85df2/; sid:903206564; 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