YARA · Malpedia signator rules
MALPEDIA_Win_Aurastealer_Auto
autogenerated rule brought to you by yara-signator
- Autor
- Felix Bilstein - yara-signator at cocacoding dot com
- Fecha
- 2026-05-04
- Modificada
- 2026-05-18
- Puntuación / Calidad
- 75 / 75
Qué detecta esta regla
autogenerated rule brought to you by yara-signator
Familia de malware asociada: Aurastealer.
Define 16 patrones (0 de texto, 16 hex, 0 regex).
Resumen generado a partir de los metadatos y la condición de la regla.
Código de la regla
rule MALPEDIA_Win_Aurastealer_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "1a3e0581-ade7-54a6-bdd4-28a51aa380b8"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.aurastealer"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.aurastealer_auto.yar#L1-L151"
= "N/A"
= "c0b56dc51d5bf53a1c37dbc5bcb3ec65064d15522621c2ad5124f0404d3d455d"
= 75
= 75
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20260422"
= "a182e35da64e6d71cb55f125c4d4225196523f14"
= "20260504"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 0fb6c8 e8???????? 8a0c24 30f9 }
$sequence_1 = { 0fb6c9 52 51 50 89fd }
$sequence_2 = { 0fb6c8 e8???????? 88442409 8b4c2410 }
$sequence_3 = { 0fb6ca e8???????? 325c2401 30c3 }
$sequence_4 = { 0fb6c8 e8???????? 88442408 0fb6c8 }
$sequence_5 = { 0fb6c8 e8???????? 88442407 89d8 }
$sequence_6 = { 01de ff742408 55 56 e8???????? }
$sequence_7 = { 01de eb41 c746140f000000 89d8 83c80f 83f817 bd16000000 }
$sequence_8 = { 0002 8a0c0f 83c40c 020e }
$sequence_9 = { 01442420 13d1 c1eb0b 0fa4c115 }
$sequence_10 = { 01442428 8bf1 13d9 33d2 }
$sequence_11 = { 014c241c 13f0 33d2 89742420 }
$sequence_12 = { 0144241c 8b7c2424 136c2414 33c0 }
$sequence_13 = { 0128 42 3bd7 72db }
$sequence_14 = { 012c18 42 3bd7 72dc }
$sequence_15 = { 014c2420 8be8 13f0 33ff }
condition:
7 of them and filesize < 1918976
}
Cadenas (16 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { 0fb6c8 e8???????? 8a0c24 30f9 } | |
| $sequence_1 | hex | { 0fb6c9 52 51 50 89fd } | |
| $sequence_2 | hex | { 0fb6c8 e8???????? 88442409 8b4c2410 } | |
| $sequence_3 | hex | { 0fb6ca e8???????? 325c2401 30c3 } | |
| $sequence_4 | hex | { 0fb6c8 e8???????? 88442408 0fb6c8 } | |
| $sequence_5 | hex | { 0fb6c8 e8???????? 88442407 89d8 } | |
| $sequence_6 | hex | { 01de ff742408 55 56 e8???????? } | |
| $sequence_7 | hex | { 01de eb41 c746140f000000 89d8 83c80f 83f817 bd16000000 } | |
| $sequence_8 | hex | { 0002 8a0c0f 83c40c 020e } | |
| $sequence_9 | hex | { 01442420 13d1 c1eb0b 0fa4c115 } | |
| $sequence_10 | hex | { 01442428 8bf1 13d9 33d2 } | |
| $sequence_11 | hex | { 014c241c 13f0 33d2 89742420 } | |
| $sequence_12 | hex | { 0144241c 8b7c2424 136c2414 33c0 } | |
| $sequence_13 | hex | { 0128 42 3bd7 72db } | |
| $sequence_14 | hex | { 012c18 42 3bd7 72dc } | |
| $sequence_15 | hex | { 014c2420 8be8 13f0 33ff } |
Condición
7 of them and filesize < 1918976En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 1918976 (un límite barato que descarta archivos grandes).
- Deben coincidir al menos 7 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: Felix Bilstein - yara-signator at cocacoding dot com
Repositorio de origen: Malpedia signator rules @ c901f97b7d
Licencia: Creative Commons Attribution-ShareAlike 4.0 (licencia del repositorio)
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: 1a3e0581-ade7-54a6-bdd4-28a51aa380b8
Metadatos
| version | 1 |
|---|---|
| tool | yara-signator v0.6.0 |
| signator_config | callsandjumps;datarefs;binvalue |
| malpedia_rule_date | 20260422 |
| malpedia_hash | a182e35da64e6d71cb55f125c4d4225196523f14 |
| malpedia_version | 20260504 |
| malpedia_license | CC BY-SA 4.0 |
| malpedia_sharing | TLP:WHITE |
Etiquetas:FILE
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