Rule History

SID: 903206644 • 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:"51:88:4f:ed:0c:c4:67:2d:80:68:ed:ac:1f:63:55:82:0d:9f:a2:4b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/51884fed0cc4672d8068edac1f6355820d9fa24b/; sid:903206644; 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