YARA · Malpedia signator rules
MALPEDIA_Win_7Ev3N_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: 7Ev3N.
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_7Ev3N_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "3907c549-d041-5de8-8230-42e446fd2be2"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.7ev3n"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.7ev3n_auto.yar#L1-L133"
= "N/A"
= "9b1cec25991aa76acf3290f27738c6cabf019f382df7a9f2fac1318754b8e765"
= 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 = { 66898560fbffff f30f7e05???????? 660fd68560feffff 0fb705???????? 66898568feffff f30f7e05???????? 660fd6854cfbffff }
$sequence_1 = { 660fd685c0f3ffff 0fb705???????? 668985c8f3ffff f30f7e05???????? 660fd685b4f3ffff 0fb705???????? 668985bcf3ffff }
$sequence_2 = { 2bcf 3bc1 0f8412490000 8dbdcce7ffff 8d4f02 0f1f840000000000 668b07 }
$sequence_3 = { 50 8d8dd0cdffff e8???????? 8bce 2b8de8caffff 3bc1 0f848e040000 }
$sequence_4 = { 0fb78100084500 8d4902 6689440dda 6685c0 75ec eb5e }
$sequence_5 = { 6a00 8d8518e7ffff 50 8d8dd0cdffff e8???????? 8bce 2bcf }
$sequence_6 = { 75de 33c0 eb05 1bc0 83c801 85c0 0f84b0fdffff }
$sequence_7 = { 660fd68570fbffff 0fb705???????? 66898578fbffff f30f7e05???????? 660fd68570ddffff a1???????? 898578ddffff }
$sequence_8 = { f30f7e05???????? 660fd68564e6ffff 0fb705???????? 6689856ce6ffff f30f7e05???????? 660fd68558e6ffff 0fb705???????? }
$sequence_9 = { ff15???????? b902000000 e8???????? be01000000 85c0 740d 8d4e01 }
condition:
7 of them and filesize < 803840
}
Cadenas (10 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { 66898560fbffff f30f7e05???????? 660fd68560feffff 0fb705???????? 66898568feffff f30f7e05???????? 660fd6854cfbffff } | |
| $sequence_1 | hex | { 660fd685c0f3ffff 0fb705???????? 668985c8f3ffff f30f7e05???????? 660fd685b4f3ffff 0fb705???????? 668985bcf3ffff } | |
| $sequence_2 | hex | { 2bcf 3bc1 0f8412490000 8dbdcce7ffff 8d4f02 0f1f840000000000 668b07 } | |
| $sequence_3 | hex | { 50 8d8dd0cdffff e8???????? 8bce 2b8de8caffff 3bc1 0f848e040000 } | |
| $sequence_4 | hex | { 0fb78100084500 8d4902 6689440dda 6685c0 75ec eb5e } | |
| $sequence_5 | hex | { 6a00 8d8518e7ffff 50 8d8dd0cdffff e8???????? 8bce 2bcf } | |
| $sequence_6 | hex | { 75de 33c0 eb05 1bc0 83c801 85c0 0f84b0fdffff } | |
| $sequence_7 | hex | { 660fd68570fbffff 0fb705???????? 66898578fbffff f30f7e05???????? 660fd68570ddffff a1???????? 898578ddffff } | |
| $sequence_8 | hex | { f30f7e05???????? 660fd68564e6ffff 0fb705???????? 6689856ce6ffff f30f7e05???????? 660fd68558e6ffff 0fb705???????? } | |
| $sequence_9 | hex | { ff15???????? b902000000 e8???????? be01000000 85c0 740d 8d4e01 } |
Condición
7 of them and filesize < 803840En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 803840 (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: 3907c549-d041-5de8-8230-42e446fd2be2
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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