YARA · Malpedia signator rules
MALPEDIA_Win_Bqtlock_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: Bqtlock.
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_Bqtlock_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "a487119a-e7ca-5338-8f6e-4bc772de2ab2"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.bqtlock"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.bqtlock_auto.yar#L1-L134"
= "N/A"
= "3551b5a08b9fb2b57803a409650d4a5f2efcf5d251961b29f758577d6968c250"
= 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 = { 837c2460ff 742b 410fb64720 31db 41bcffffffff e9???????? 31d2 }
$sequence_1 = { 4c894c2450 48897c2448 f6411801 0f85e6000000 4889842480000000 488d8424d4000000 4c8d842490000000 }
$sequence_2 = { 4d8b5908 4c8b8424b8000000 4c8b8c24c0000000 488b06 4889442468 488b02 4889cb }
$sequence_3 = { 4c0f44d8 e9???????? 498b4510 493b4518 0f83d0030000 0fb700 6683f8ff }
$sequence_4 = { e8???????? 488b8424f0000000 498d5520 488d8c2480010000 4889842468010000 e8???????? 4c89fa }
$sequence_5 = { 4c8b48e8 4901d9 4d89c8 4183ff20 0f85ccfeffff 418b5120 85d2 }
$sequence_6 = { e8???????? 488945f8 488b45f8 483b4518 7320 0fbe4d20 488b4518 }
$sequence_7 = { 83e0df 83f845 0f8505e6ffff c744245800000000 4189dd 4531f6 c744244401000000 }
$sequence_8 = { 498b4510 493b4518 0f8332010000 66662e0f1f840000000000 0f1f4000 440fb708 664183f9ff }
$sequence_9 = { 488d442460 4889442428 e8???????? 8b542460 85d2 7521 488b3d???????? }
condition:
7 of them and filesize < 4444160
}
Cadenas (10 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { 837c2460ff 742b 410fb64720 31db 41bcffffffff e9???????? 31d2 } | |
| $sequence_1 | hex | { 4c894c2450 48897c2448 f6411801 0f85e6000000 4889842480000000 488d8424d4000000 4c8d842490000000 } | |
| $sequence_2 | hex | { 4d8b5908 4c8b8424b8000000 4c8b8c24c0000000 488b06 4889442468 488b02 4889cb } | |
| $sequence_3 | hex | { 4c0f44d8 e9???????? 498b4510 493b4518 0f83d0030000 0fb700 6683f8ff } | |
| $sequence_4 | hex | { e8???????? 488b8424f0000000 498d5520 488d8c2480010000 4889842468010000 e8???????? 4c89fa } | |
| $sequence_5 | hex | { 4c8b48e8 4901d9 4d89c8 4183ff20 0f85ccfeffff 418b5120 85d2 } | |
| $sequence_6 | hex | { e8???????? 488945f8 488b45f8 483b4518 7320 0fbe4d20 488b4518 } | |
| $sequence_7 | hex | { 83e0df 83f845 0f8505e6ffff c744245800000000 4189dd 4531f6 c744244401000000 } | |
| $sequence_8 | hex | { 498b4510 493b4518 0f8332010000 66662e0f1f840000000000 0f1f4000 440fb708 664183f9ff } | |
| $sequence_9 | hex | { 488d442460 4889442428 e8???????? 8b542460 85d2 7521 488b3d???????? } |
Condición
7 of them and filesize < 4444160En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 4444160 (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: a487119a-e7ca-5338-8f6e-4bc772de2ab2
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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