YARA · Mandiant red team tool countermeasures
FIREEYE_RT_APT_Loader_MSIL_LUALOADER_1
No description has been set in the source file - FireEye-RT
- Autor
- FireEye
- Fecha
- 2020-12-18
- Puntuación / Calidad
- 75 / 75
Qué detecta esta regla
No description has been set in the source file - FireEye-RT
Objetivos: PE de Windows.
Define 6 patrones (4 de texto, 1 hex, 1 regex).
Resumen generado a partir de los metadatos y la condición de la regla.
Código de la regla
rule FIREEYE_RT_APT_Loader_MSIL_LUALOADER_1 : FILE
{
meta:
= "No description has been set in the source file - FireEye-RT"
= "FireEye"
= "970a869e-bd69-5609-bb8d-77bfa78b0630"
= "2020-12-18"
= "2020-12-18"
= "https://github.com/mandiant/red_team_tool_countermeasures/"
= "https://github.com/mandiant/red_team_tool_countermeasures//blob/3561b71724dbfa3e2bb78106aaa2d7f8b892c43b/rules/LUALOADER/production/yara/APT_Loader_MSIL_LUALOADER_1.yar#L4-L17"
= "https://github.com/mandiant/red_team_tool_countermeasures//blob/3561b71724dbfa3e2bb78106aaa2d7f8b892c43b/LICENSE.txt"
= "2d73d434ac39ebde990aca817a54208cd04bfbce33f1bcadcf48a50d9389658c"
= 75
= 75
= "FILE"
strings:
$sb1 = { 1? 72 [4] 14 D0 [2] 00 02 28 [2] 00 0A 1? 8D [2] 00 01 13 ?? 11 ?? 1? 1? 14 28 [2] 00 0A A2 11 ?? 1? 1? 14 28 [2] 00 0A A2 11 ?? 28 [2] 00 0A 28 [2] 00 0A 80 [2] 00 04 7E [2] 00 04 7B [2] 00 0A 7E [2] 00 04 11 ?? 11 ?? 6F [2] 00 0A 6F [2] 00 0A }
$ss1 = "\x3bN\x00e\x00o\x00.\x00I\x00r\x00o\x00n\x00L\x00u\x00a\x00.\x00L\x00u\x00a\x00C\x00o\x00m\x00p\x00i\x00l\x00e\x00O\x00p\x00t\x00i\x00o\x00n\x00s\x00"
$ss2 = "\x19C\x00o\x00m\x00p\x00i\x00l\x00e\x00C\x00h\x00u\x00n\x00k\x00"
$ss3 = "\x0fd\x00o\x00c\x00h\x00u\x00n\x00k\x00"
$ss4 = /.Reflection.Assembly:Load\(\w{1,64}\);?\s{0,245}\w{1,64}\.EntryPoint:Invoke\(nil/ wide
$ss5 = "1F 8B 08 00 00 00 00 00" wide
condition:
( uint16( 0 ) == 0x5A4D and uint32( uint32( 0x3C ) ) == 0x00004550 ) and all of them
}
Cadenas (6 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sb1 | hex | { 1? 72 [4] 14 D0 [2] 00 02 28 [2] 00 0A 1? 8D [2] 00 01 13 ?? 11 ?? 1? 1? 14 28 [2] 00 0A A2 11 ?? 1? 1? 14 28 [2] 00 0A A2 11 ?? 28 [2] 00 0A 28 [2] 00 0A 80 … | |
| $ss1 | texto | "\x3bN\x00e\x00o\x00.\x00I\x00r\x00o\x00n\x00L\x00u\x00a\x00.\x00L\x00u\x00a\x00C\x00o\x00m\x00p\x00i\x00l\x00e\x00O\x00p\x00t\x00i\x00o\x00n\x00s\x00" | |
| $ss2 | texto | "\x19C\x00o\x00m\x00p\x00i\x00l\x00e\x00C\x00h\x00u\x00n\x00k\x00" | |
| $ss3 | texto | "\x0fd\x00o\x00c\x00h\x00u\x00n\x00k\x00" | |
| $ss4 | regex | /.Reflection.Assembly:Load\(\w{1,64}\);?\s{0,245}\w{1,64}\.EntryPoint:Invoke\(nil/ | wide |
| $ss5 | texto | "1F 8B 08 00 00 00 00 00" | wide |
Condición
( uint16( 0 ) == 0x5A4D and uint32( uint32( 0x3C ) ) == 0x00004550 ) and all of themEn palabras sencillas (Heurística)
- El archivo debe empezar por «MZ»: un ejecutable de Windows (PE).
- Deben coincidir todos los patrones de la regla.
Prueba esta regla en tu navegador
Arrastra un archivo para escanearlo con esta regla usando YARA-X compilado a WebAssembly. No se sube nada.
Licencia y atribución
Autor: FireEye
Repositorio de origen: Mandiant red team tool countermeasures @ 3561b71724
Licencia: BSD 2-Clause License (licencia del repositorio)
Aviso de copyright: Copyright (c) 2023, MANDIANT
Obtenida a través de YARA Forge 20260927, que añade a los nombres el prefijo de la fuente y campos meta normalizados.
Id de la regla: 970a869e-bd69-5609-bb8d-77bfa78b0630
Etiquetas:FILE
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