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YARA · BlackBerry Research & Intelligence (via Open-Source-YARA-rules)

BLACKBERRY_Snake

Detects Snake

GenéricaBlackBerry Research & Intelligence (via Open-Source-YARA-rules)Apache License 2.0Compila con YARA-X
Autor
BlackBerry Threat Research Team
Fecha
2022-06-03
Modificada
2022-07-07
Puntuación / Calidad
75 / 85

Qué detecta esta regla

Detects Snake

Define 3 patrones (3 de texto, 0 hex, 0 regex).

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

Código de la regla

snake.yarApache License 2.0
rule BLACKBERRY_Snake : FILE
{
	meta:
		description = "Detects Snake"
		author = "BlackBerry Threat Research Team"
		id = "a8169a4e-4acd-5e54-915f-af1ff7f4cb1a"
		date = "2022-06-03"
		modified = "2022-07-07"
		reference = "https://blogs.blackberry.com/en/2022/06/threat-thursday-unique-delivery-method-for-snake-keylogger"
		source_url = "https://github.com/mikesxrs/Open-Source-YARA-rules/blob/ec0056f767db98bf6d5fd63877ad51fb54d350e9/Blackberry/Snake.yar#L1-L19"
		license_url = "N/A"
		logic_hash = "70ba9a649f9926fd204d45eafd42ce639811552c132b743367d2ba8ebaf3ee63"
		score = 75
		quality = 85
		tags = "FILE"
		license = "This Yara rule is provided under the Apache License 2.0 (https://www.apache.org/licenses/LICENSE-2.0) and open to any user or organization, as long as you use it under this license and ensure originator credit in any derivative to The BlackBerry Research & Intelligence Team"

	strings:
		$s1 = "Game1Screen_Form_Load"
		$s2 = "get_KeyCode"
		$s3 = "Good luck mate"

	condition:
		filesize < 1000KB and all of them
}

Cadenas (3 patrones)

IdentificadorTipoValorModificadores
$s1texto"Game1Screen_Form_Load"
$s2texto"get_KeyCode"
$s3texto"Good luck mate"

Condición

filesize < 1000KB and all of them

En palabras sencillas (Heurística)

  • El archivo debe ocupar menos de 1000KB (un límite barato que descarta archivos grandes).
  • Deben coincidir todos los 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: BlackBerry Threat Research Team

Repositorio de origen: BlackBerry Research & Intelligence (via Open-Source-YARA-rules) @ ec0056f767

Licencia: Apache License 2.0 (indicada en los metadatos de la regla)

“This Yara rule is provided under the Apache License 2.0 (https://www.apache.org/licenses/LICENSE-2.0) and open to any user or organization, as long as you use it under this license and ensure originator credit in any derivative to The BlackBerry Research & Intelligence Team”

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: a8169a4e-4acd-5e54-915f-af1ff7f4cb1a

Etiquetas:FILE

  • MalwareBlackBerry Research & Intelligence (via Open-Source-YARA-rules)· BlackBerry Threat Research Team· 2022-04-06
  • MalwareBlackBerry Research & Intelligence (via Open-Source-YARA-rules)· BlackBerry Threat Research Team· 2022-06-14
  • MalwareBlackBerry Research & Intelligence (via Open-Source-YARA-rules)· BlackBerry Threat Research Team· 2022-06-14
  • GenéricaBlackBerry Research & Intelligence (via Open-Source-YARA-rules)· BlackBerry Threat Research Team· 2022-04-13
  • GenéricaBlackBerry Research & Intelligence (via Open-Source-YARA-rules)· BlackBerry Threat Research Team· 2022-05-22
  • MalwareBlackBerry Research & Intelligence (via Open-Source-YARA-rules)· BlackBerry Threat Research Team· 2022-05-22
  • MalwareBlackBerry Research & Intelligence (via Open-Source-YARA-rules)· BlackBerry Threat Research Team· 2022-05-22
  • GenéricaBlackBerry Research & Intelligence (via Open-Source-YARA-rules)· BlackBerry Threat Research Team· 2022-05-22