YARA · Malpedia signator rules
MALPEDIA_Win_Sparrow_Door_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: Sparrow Door.
Define 10 patrones (0 de texto, 10 hex, 0 regex).
Resumen generado a partir de los metadatos y la condición de la regla.
Código de la regla
rule MALPEDIA_Win_Sparrow_Door_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "ddbb95e9-813e-5dc2-a2bd-3bb6540f1431"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.sparrow_door"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.sparrow_door_auto.yar#L1-L116"
= "N/A"
= "72d28c62f23d5165e95cd2abe6359e219511d2b68b9a823f4761e214b0687cbf"
= 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 = { 52 885c2438 e8???????? 83c40c 6803010000 8d842441020000 }
$sequence_1 = { 395c240c 7514 8b4e04 51 }
$sequence_2 = { e8???????? 83c404 6803010000 8d942439010000 }
$sequence_3 = { 8b54241c 6a2b 52 ffd7 8b542430 8bc2 }
$sequence_4 = { 7505 e8???????? 33db 6803010000 8d9424dd050000 53 52 }
$sequence_5 = { 56 895c241c ff15???????? 56 }
$sequence_6 = { 8d9424dd050000 53 52 889c24e4050000 e8???????? }
$sequence_7 = { ffd5 68d0070000 ff15???????? 6803010000 }
$sequence_8 = { 8d4c2424 83c40c 51 e8???????? 83c404 }
$sequence_9 = { e8???????? 6803010000 8d942435010000 53 52 889c243c010000 e8???????? }
condition:
7 of them and filesize < 155648
}
Cadenas (10 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { 52 885c2438 e8???????? 83c40c 6803010000 8d842441020000 } | |
| $sequence_1 | hex | { 395c240c 7514 8b4e04 51 } | |
| $sequence_2 | hex | { e8???????? 83c404 6803010000 8d942439010000 } | |
| $sequence_3 | hex | { 8b54241c 6a2b 52 ffd7 8b542430 8bc2 } | |
| $sequence_4 | hex | { 7505 e8???????? 33db 6803010000 8d9424dd050000 53 52 } | |
| $sequence_5 | hex | { 56 895c241c ff15???????? 56 } | |
| $sequence_6 | hex | { 8d9424dd050000 53 52 889c24e4050000 e8???????? } | |
| $sequence_7 | hex | { ffd5 68d0070000 ff15???????? 6803010000 } | |
| $sequence_8 | hex | { 8d4c2424 83c40c 51 e8???????? 83c404 } | |
| $sequence_9 | hex | { e8???????? 6803010000 8d942435010000 53 52 889c243c010000 e8???????? } |
Condición
7 of them and filesize < 155648En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 155648 (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: ddbb95e9-813e-5dc2-a2bd-3bb6540f1431
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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