Rule History

SID: 903206915 • 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:"20:c4:f7:02:b8:04:b0:bb:b8:6e:e6:cf:4c:60:b5:af:23:19:7c:c1"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/20c4f702b804b0bbb86ee6cf4c60b5af23197cc1/; sid:903206915; 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