Rule History

SID: 903203839 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ServHelper C&C)"; tls_cert_fingerprint; content:"5f:a1:04:2e:38:d8:a3:b3:d3:a6:a6:4e:85:97:a8:4a:91:75:43:57"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5fa1042e38d8a3b3d3a6a64e8597a84a91754357/; sid:903203839; 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