YARA · Malpedia signator rules
MALPEDIA_Win_Backconfig_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: Backconfig.
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_Backconfig_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "18fd149c-ad9b-5433-8651-ac1dcd92de05"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.backconfig"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.backconfig_auto.yar#L1-L127"
= "N/A"
= "dc29e43fa81d60d5f53e6f4d5e158937c417e8f12650929b20d71338a8cb5ead"
= 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 = { a1???????? 8b0d???????? 8b15???????? 8985f0feffff a1???????? 6a51 8985fcfeffff }
$sequence_1 = { e8???????? 8b4de4 83c40c 6bc930 8975e0 8db1682a4100 }
$sequence_2 = { 8a15???????? 8d8569ffffff 6a00 50 898d64ffffff 889568ffffff }
$sequence_3 = { c1f805 8d1485c0504100 8b0a 83e61f c1e606 03ce }
$sequence_4 = { 8bc3 c1f805 8d3c85c0504100 8bf3 83e61f c1e606 8b07 }
$sequence_5 = { 8b0d???????? 8b15???????? 8985f0feffff a1???????? 6a51 8985fcfeffff 898df4feffff }
$sequence_6 = { 8d8d2cfdffff 68???????? 51 e8???????? 83c414 68401f0000 }
$sequence_7 = { 6a00 50 898d64ffffff 889568ffffff e8???????? }
$sequence_8 = { 8bf1 83e61f 8d3c85c0504100 8b07 c1e606 f644300401 7436 }
$sequence_9 = { 8bec 8b4508 56 8d34c550224100 833e00 7513 }
condition:
7 of them and filesize < 217088
}
Cadenas (10 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { a1???????? 8b0d???????? 8b15???????? 8985f0feffff a1???????? 6a51 8985fcfeffff } | |
| $sequence_1 | hex | { e8???????? 8b4de4 83c40c 6bc930 8975e0 8db1682a4100 } | |
| $sequence_2 | hex | { 8a15???????? 8d8569ffffff 6a00 50 898d64ffffff 889568ffffff } | |
| $sequence_3 | hex | { c1f805 8d1485c0504100 8b0a 83e61f c1e606 03ce } | |
| $sequence_4 | hex | { 8bc3 c1f805 8d3c85c0504100 8bf3 83e61f c1e606 8b07 } | |
| $sequence_5 | hex | { 8b0d???????? 8b15???????? 8985f0feffff a1???????? 6a51 8985fcfeffff 898df4feffff } | |
| $sequence_6 | hex | { 8d8d2cfdffff 68???????? 51 e8???????? 83c414 68401f0000 } | |
| $sequence_7 | hex | { 6a00 50 898d64ffffff 889568ffffff e8???????? } | |
| $sequence_8 | hex | { 8bf1 83e61f 8d3c85c0504100 8b07 c1e606 f644300401 7436 } | |
| $sequence_9 | hex | { 8bec 8b4508 56 8d34c550224100 833e00 7513 } |
Condición
7 of them and filesize < 217088En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 217088 (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: 18fd149c-ad9b-5433-8651-ac1dcd92de05
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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