rule Windows_Trojan_WarmCookie_344e4d3f {
meta:
author = "Elastic Security"
id = "344e4d3f-55fb-4ad3-893b-32bd2ce50a06"
fingerprint = "31f78ec5c1816e32e29e505d5d4980ebe7321652b22c2e77e14d205dd8941207"
creation_date = "2025-02-26"
last_modified = "2025-05-27"
threat_name = "Windows.Trojan.WarmCookie"
reference = "https://www.elastic.co/security-labs/dipping-into-danger"
reference_sample = "46733541444536d7b64d25e709f1432eb844569eb7473800c2f1998617022d15"
severity = 100
arch_context = "x86, arm64"
scan_context = "file, memory"
license = "Elastic License v2"
os = "windows"
strings:
$seq1 = { B9 E8 03 00 00 FF 15 }
$seq2 = { B9 10 27 00 00 FF 15 A2 D0 00 00 }
$seq3 = { 3D B7 00 00 00 74 16 }
$seq4 = { C7 84 24 74 02 00 00 A0 05 00 00 }
$seq5 = { BE 1C 00 00 00 81 7C 24 5C EF 55 00 00 }
condition:
4 of them
}