YARA · Malpedia signator rules
MALPEDIA_Win_Backspace_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: Backspace.
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_Backspace_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "9f457c85-1939-5207-9938-499508c624cb"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.backspace"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.backspace_auto.yar#L1-L125"
= "N/A"
= "894459d4dc8657a0ca36e5c62b7c44cb2deea535a24b419afb35d264dc79ba7b"
= 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 = { e8???????? 68???????? 56 e8???????? 83c428 837d1801 752e }
$sequence_1 = { 8bec b808200000 e8???????? a1???????? 53 56 }
$sequence_2 = { 83c410 8d8574feffff 50 68???????? 8d85f4feffff }
$sequence_3 = { c68544ffffff0b c68545ffffff0c c68546ffffff0d c68547ffffff0e c68548ffffff0f c68549ffffff10 c6854affffff11 }
$sequence_4 = { ff15???????? 8025????????00 8d442414 50 }
$sequence_5 = { e8???????? 8d45f8 bb40010000 50 57 53 57 }
$sequence_6 = { 8930 58 eb16 33f6 57 ff15???????? 8bc6 }
$sequence_7 = { c6853cffffff03 c6853dffffff04 c6853effffff05 c6853fffffff06 c68540ffffff07 }
$sequence_8 = { 68???????? 50 ffd6 83c40c 8d859cfcffff 50 8d8594f3ffff }
$sequence_9 = { 885dc4 885dc5 885dc6 885dc7 885dc8 885dc9 }
condition:
7 of them and filesize < 131072
}
Cadenas (10 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { e8???????? 68???????? 56 e8???????? 83c428 837d1801 752e } | |
| $sequence_1 | hex | { 8bec b808200000 e8???????? a1???????? 53 56 } | |
| $sequence_2 | hex | { 83c410 8d8574feffff 50 68???????? 8d85f4feffff } | |
| $sequence_3 | hex | { c68544ffffff0b c68545ffffff0c c68546ffffff0d c68547ffffff0e c68548ffffff0f c68549ffffff10 c6854affffff11 } | |
| $sequence_4 | hex | { ff15???????? 8025????????00 8d442414 50 } | |
| $sequence_5 | hex | { e8???????? 8d45f8 bb40010000 50 57 53 57 } | |
| $sequence_6 | hex | { 8930 58 eb16 33f6 57 ff15???????? 8bc6 } | |
| $sequence_7 | hex | { c6853cffffff03 c6853dffffff04 c6853effffff05 c6853fffffff06 c68540ffffff07 } | |
| $sequence_8 | hex | { 68???????? 50 ffd6 83c40c 8d859cfcffff 50 8d8594f3ffff } | |
| $sequence_9 | hex | { 885dc4 885dc5 885dc6 885dc7 885dc8 885dc9 } |
Condición
7 of them and filesize < 131072En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 131072 (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: 9f457c85-1939-5207-9938-499508c624cb
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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