Rule History

SID: 903206643 • 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:"2f:b2:73:8e:ea:3d:2b:c7:41:83:61:95:4c:b6:71:aa:cd:6e:c3:72"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/2fb2738eea3d2bc7418361954cb671aacd6ec372/; sid:903206643; 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