Rule History

SID: 903203011 • Source: abuse.ch/sslbl-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

SSLBL: Malicious SSL certificate detected (TA505 C&C)

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (TA505 C&C)"; tls_cert_fingerprint; content:"5f:4a:f8:75:f9:0b:39:d1:53:1b:f9:52:61:36:7e:bc:f8:fc:df:ba"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5f4af875f90b39d1531bf95261367ebcf8fcdfba/; sid:903203011; 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