Rule History

SID: 11004397 • Source: ptrules/open

Versions (6)

Version DetailsCurrent

Rev: 7 • Oct 9, 2025, 2:49 PM

Message:

REMOTE [PTsecurity] SilentTrinity FB set ST_checker1

Rule:

alert tls any any -> any any (msg: "REMOTE [PTsecurity] SilentTrinity FB set ST_checker1"; flow: established, to_server; stream_size: client, <,3500; stream_size: server, <,8000; content: "|17030302|"; depth: 4; byte_test: 1,>=,0xea,0,relative; byte_test: 1,<=,0xec,0,relative; flowbits: set, ST_checker1; flowbits: noalert; reference: url, rules.ptsecurity.com; classtype: trojan-activity; sid: 11004397; rev: 7;)

Created:

Oct 9, 2025, 2:49 PM

Updated:

Oct 9, 2025, 2:49 PM

DB Created:

Oct 16, 2025, 10:34 AM

DB Updated:

Oct 16, 2025, 10:34 AM

Filename:

rules/ptopen-malware.rules