YARA · Malpedia signator rules
MALPEDIA_Win_Netwire_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: Netwire.
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_Netwire_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "783b2ad9-8a92-5f20-91ea-7a531d8d1ecc"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.netwire"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.netwire_auto.yar#L1-L113"
= "N/A"
= "c854fb69722859407a6120609f087093208de2c0ebe14534f3eb81877b205622"
= 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 = { c744242c00000000 c744242800000000 c744242400000000 c7442420fdffffff c744241c00000000 }
$sequence_1 = { e8???????? c7042400000000 e8???????? c7042402000000 }
$sequence_2 = { e8???????? c704244a000000 e8???????? c7042446000000 e8???????? c7042449000000 e8???????? }
$sequence_3 = { c7042400000000 e8???????? c70424???????? e8???????? }
$sequence_4 = { e8???????? c7042446000000 e8???????? c7042449000000 e8???????? c7042446000000 e8???????? }
$sequence_5 = { 890424 e8???????? 83ec20 3d03010000 }
$sequence_6 = { e8???????? c7042408000000 e8???????? 84c0 }
$sequence_7 = { c7042402000080 e8???????? c7042404000000 e8???????? 84c0 }
$sequence_8 = { 890424 e8???????? e9???????? c704240c000000 }
$sequence_9 = { c7042402000000 e8???????? 84c0 7405 e8???????? }
condition:
7 of them and filesize < 416768
}
Cadenas (10 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { c744242c00000000 c744242800000000 c744242400000000 c7442420fdffffff c744241c00000000 } | |
| $sequence_1 | hex | { e8???????? c7042400000000 e8???????? c7042402000000 } | |
| $sequence_2 | hex | { e8???????? c704244a000000 e8???????? c7042446000000 e8???????? c7042449000000 e8???????? } | |
| $sequence_3 | hex | { c7042400000000 e8???????? c70424???????? e8???????? } | |
| $sequence_4 | hex | { e8???????? c7042446000000 e8???????? c7042449000000 e8???????? c7042446000000 e8???????? } | |
| $sequence_5 | hex | { 890424 e8???????? 83ec20 3d03010000 } | |
| $sequence_6 | hex | { e8???????? c7042408000000 e8???????? 84c0 } | |
| $sequence_7 | hex | { c7042402000080 e8???????? c7042404000000 e8???????? 84c0 } | |
| $sequence_8 | hex | { 890424 e8???????? e9???????? c704240c000000 } | |
| $sequence_9 | hex | { c7042402000000 e8???????? 84c0 7405 e8???????? } |
Condición
7 of them and filesize < 416768En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 416768 (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: 783b2ad9-8a92-5f20-91ea-7a531d8d1ecc
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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