YARA · Malpedia signator rules
MALPEDIA_Win_Action_Rat_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: Action Rat.
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_Action_Rat_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "5571ee23-f5cb-5620-ad04-8dde75af97ac"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.action_rat"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.action_rat_auto.yar#L1-L128"
= "N/A"
= "15a64480baa582334b9c37f46db7e9ed5ac7e5786d2c4af775ac6fa13267b3b7"
= 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 = { 8bec 83ec38 56 894dfc 8b45fc 50 }
$sequence_1 = { 8b4d10 51 8b4df0 81c1b4000000 e8???????? c645fc09 }
$sequence_2 = { 52 e8???????? 83c404 50 8b4dfc 83c118 }
$sequence_3 = { ba01000000 c1e200 8b450c 880c10 8b4d08 c1f906 }
$sequence_4 = { 8b4d10 51 8b4d0c e8???????? 0fb6d0 85d2 752a }
$sequence_5 = { 83c902 8b5004 52 51 ff15???????? 83c41c }
$sequence_6 = { 51 6a00 6a00 8b55fc 8b4204 50 8b4dfc }
$sequence_7 = { 68901f0000 68???????? b9???????? e8???????? 68???????? e8???????? }
$sequence_8 = { 7209 c745d803000000 eb0b 8b4df8 83e901 d1e9 894dd8 }
$sequence_9 = { 89856cfbffff 8b8d6cfbffff 898d68fbffff c645fc13 8b9568fbffff 52 8d85ecfcffff }
condition:
7 of them and filesize < 480256
}
Cadenas (10 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { 8bec 83ec38 56 894dfc 8b45fc 50 } | |
| $sequence_1 | hex | { 8b4d10 51 8b4df0 81c1b4000000 e8???????? c645fc09 } | |
| $sequence_2 | hex | { 52 e8???????? 83c404 50 8b4dfc 83c118 } | |
| $sequence_3 | hex | { ba01000000 c1e200 8b450c 880c10 8b4d08 c1f906 } | |
| $sequence_4 | hex | { 8b4d10 51 8b4d0c e8???????? 0fb6d0 85d2 752a } | |
| $sequence_5 | hex | { 83c902 8b5004 52 51 ff15???????? 83c41c } | |
| $sequence_6 | hex | { 51 6a00 6a00 8b55fc 8b4204 50 8b4dfc } | |
| $sequence_7 | hex | { 68901f0000 68???????? b9???????? e8???????? 68???????? e8???????? } | |
| $sequence_8 | hex | { 7209 c745d803000000 eb0b 8b4df8 83e901 d1e9 894dd8 } | |
| $sequence_9 | hex | { 89856cfbffff 8b8d6cfbffff 898d68fbffff c645fc13 8b9568fbffff 52 8d85ecfcffff } |
Condición
7 of them and filesize < 480256En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 480256 (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: 5571ee23-f5cb-5620-ad04-8dde75af97ac
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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