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MALPEDIA_Win_Magniber_Auto

autogenerated rule brought to you by yara-signator

MalwareMagniberMalpedia signator rulesCreative Commons Attribution-ShareAlike 4.0Compila con YARA-X (con avisos)
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: Magniber.

Define 16 patrones (0 de texto, 16 hex, 0 regex).

YARA-X dice: warning[text_as_hex]: hex pattern could be written as text literal

Resumen generado a partir de los metadatos y la condición de la regla.

Código de la regla

win-magniber-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Magniber_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "0cb0b6c1-39c6-5d9e-995d-70d951f232a2"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.magniber"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.magniber_auto.yar#L1-L167"
		license_url = "N/A"
		logic_hash = "a3bcc4e913cd05b5bf104f18fcfc7a62f9a3f50652665cc48fe3160149c110fe"
		score = 75
		quality = 75
		tags = "FILE"
		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"

	strings:
		$sequence_0 = { 8b8270040000 3b45f8 733c b902000000 6bc9ff 8b55f8 }
		$sequence_1 = { b820000000 668945ba b92f000000 66894dbc ba4d000000 668955be }
		$sequence_2 = { 50 ff15???????? 8d4dd4 51 8d9564f7ffff }
		$sequence_3 = { c74580e89e4000 c74584f89e4000 c74588009f4000 c7458c089f4000 c74590109f4000 c74594189f4000 }
		$sequence_4 = { 83ea01 69d27c030000 0355e4 52 e8???????? 83c40c }
		$sequence_5 = { c785e0feffff949d4000 c785e4feffff9c9d4000 c785e8feffffa49d4000 c785ecfeffffac9d4000 c785f0feffffb49d4000 c785f4feffffbc9d4000 }
		$sequence_6 = { 6a02 6800000040 8b55f4 52 }
		$sequence_7 = { 66894dec ba65000000 668955ee b878000000 668945f0 b965000000 66894df2 }
		$sequence_8 = { 2c07 15ce8930e7 9b 283d98b7a0e5 }
		$sequence_9 = { 4834b0 184026 e221 a1????????05eef081 e0f8 }
		$sequence_10 = { 097934 50 5e 5a }
		$sequence_11 = { 32cb 5a b3b1 3e6c 21746c2e 4834b0 }
		$sequence_12 = { a1????????ba30f7a3 873428 de9d164df944 ee aa }
		$sequence_13 = { 87f2 4baa 055457541d e9???????? bc12819787 bbdd81d473 ba2326dc05 }
		$sequence_14 = { 199335632362 7c8f d3762a 258bdb888d }
		$sequence_15 = { d2e2 5a 0bb96e327b31 d8df }

	condition:
		7 of them and filesize < 117760
}

Cadenas (16 patrones)

IdentificadorTipoValorModificadores
$sequence_0hex{ 8b8270040000 3b45f8 733c b902000000 6bc9ff 8b55f8 }
$sequence_1hex{ b820000000 668945ba b92f000000 66894dbc ba4d000000 668955be }
$sequence_2hex{ 50 ff15???????? 8d4dd4 51 8d9564f7ffff }
$sequence_3hex{ c74580e89e4000 c74584f89e4000 c74588009f4000 c7458c089f4000 c74590109f4000 c74594189f4000 }
$sequence_4hex{ 83ea01 69d27c030000 0355e4 52 e8???????? 83c40c }
$sequence_5hex{ c785e0feffff949d4000 c785e4feffff9c9d4000 c785e8feffffa49d4000 c785ecfeffffac9d4000 c785f0feffffb49d4000 c785f4feffffbc9d4000 }
$sequence_6hex{ 6a02 6800000040 8b55f4 52 }
$sequence_7hex{ 66894dec ba65000000 668955ee b878000000 668945f0 b965000000 66894df2 }
$sequence_8hex{ 2c07 15ce8930e7 9b 283d98b7a0e5 }
$sequence_9hex{ 4834b0 184026 e221 a1????????05eef081 e0f8 }
$sequence_10hex{ 097934 50 5e 5a }
$sequence_11hex{ 32cb 5a b3b1 3e6c 21746c2e 4834b0 }
$sequence_12hex{ a1????????ba30f7a3 873428 de9d164df944 ee aa }
$sequence_13hex{ 87f2 4baa 055457541d e9???????? bc12819787 bbdd81d473 ba2326dc05 }
$sequence_14hex{ 199335632362 7c8f d3762a 258bdb888d }
$sequence_15hex{ d2e2 5a 0bb96e327b31 d8df }

Condición

7 of them and filesize < 117760

En palabras sencillas (Heurística)

  • El archivo debe ocupar menos de 117760 (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.

Arrastra un archivo aquí o haz clic para elegirSe escanea en local con YARA-X. Archivos de hasta 200 MB.

Abrir en el editor

Referencias

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)

Regla original

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: 0cb0b6c1-39c6-5d9e-995d-70d951f232a2

Metadatos

version1
toolyara-signator v0.6.0
signator_configcallsandjumps;datarefs;binvalue
malpedia_rule_date20260422
malpedia_hasha182e35da64e6d71cb55f125c4d4225196523f14
malpedia_version20260504
malpedia_licenseCC BY-SA 4.0
malpedia_sharingTLP:WHITE

Etiquetas:FILE