rule Windows_Trojan_SuddenIcon_8b07c275 {
meta:
author = "Elastic Security"
id = "8b07c275-f389-4e55-bcec-4b1344cad33d"
fingerprint = "482f1e668ab63be44a249274e0eaa167e1418c42a8f0e9e85b26e4e23ff57a0d"
creation_date = "2023-03-29"
last_modified = "2023-03-30"
threat_name = "Windows.Trojan.SuddenIcon"
reference = "https://www.elastic.co/security-labs/elastic-users-protected-from-suddenicon-supply-chain-attack"
reference_sample = "aa4e398b3bd8645016d8090ffc77d15f926a8e69258642191deb4e68688ff973"
severity = 100
arch_context = "x86, arm64"
scan_context = "file, memory"
license = "Elastic License v2"
os = "windows"
strings:
$str1 = { 33 C9 E8 ?? ?? ?? ?? 48 8B D8 E8 ?? ?? ?? ?? 44 8B C0 B8 ?? ?? ?? ?? 41 F7 E8 8D 83 ?? ?? ?? ?? C1 FA ?? 8B CA C1 E9 ?? 03 D1 69 CA ?? ?? ?? ?? 48 8D 55 ?? 44 2B C1 48 8D 4C 24 ?? 41 03 C0 }
$str2 = { B8 ?? ?? ?? ?? 41 BA ?? ?? ?? ?? 0F 11 84 24 ?? ?? ?? ?? 44 8B 06 8B DD BF ?? ?? ?? ?? }
condition:
all of them
}