Rule History

SID: 11004397 • Source: ptrules/open

Versions (1)

Rev: 7

Oct 16, 2025, 10:34 AM

Current

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:

ptopen-malware.rules