YARA · Malpedia signator rules
MALPEDIA_Win_Kapeka_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: Kapeka.
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_Kapeka_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "9683a497-daa1-5a3d-af3c-333183ec614a"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.kapeka"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.kapeka_auto.yar#L1-L128"
= "N/A"
= "27a466079b0dd09d81ca32f591f191fcd05f3e9c6d49a2bd744df9f52ff21a67"
= 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 = { 668901 498b4740 498d4f40 ff5010 488d0d5b780000 e8???????? }
$sequence_1 = { 4923f7 440fb6ca 458bc4 488bd6 488bcf e8???????? e9???????? }
$sequence_2 = { 884c0424 8b442420 ffc0 89442420 837c242004 0f859a010000 }
$sequence_3 = { 4885ff 7409 488bcf ff15???????? 48c70300000000 488b5c2430 4883c420 }
$sequence_4 = { 488d1549be0000 488bcd e8???????? 8b5650 488bcd e8???????? 488d0d3fbe0000 }
$sequence_5 = { 488d0de4520100 c745c720002f00 c745cb63002000 66895dcf e8???????? }
$sequence_6 = { 410fb6c0 33b48d70ee0100 33b48570f20100 41337608 410fb6c1 418bc8 }
$sequence_7 = { ba01000000 488bcb ff10 4c397c2450 740b 488b4c2468 }
$sequence_8 = { e8???????? 488d4dd7 488bf8 e8???????? 4885c0 740a 488bc8 }
$sequence_9 = { 4133b48470e60100 410fb6c3 4133b48470f20100 418bc0 41337610 c1e808 0fb6c8 }
condition:
7 of them and filesize < 377856
}
Cadenas (10 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { 668901 498b4740 498d4f40 ff5010 488d0d5b780000 e8???????? } | |
| $sequence_1 | hex | { 4923f7 440fb6ca 458bc4 488bd6 488bcf e8???????? e9???????? } | |
| $sequence_2 | hex | { 884c0424 8b442420 ffc0 89442420 837c242004 0f859a010000 } | |
| $sequence_3 | hex | { 4885ff 7409 488bcf ff15???????? 48c70300000000 488b5c2430 4883c420 } | |
| $sequence_4 | hex | { 488d1549be0000 488bcd e8???????? 8b5650 488bcd e8???????? 488d0d3fbe0000 } | |
| $sequence_5 | hex | { 488d0de4520100 c745c720002f00 c745cb63002000 66895dcf e8???????? } | |
| $sequence_6 | hex | { 410fb6c0 33b48d70ee0100 33b48570f20100 41337608 410fb6c1 418bc8 } | |
| $sequence_7 | hex | { ba01000000 488bcb ff10 4c397c2450 740b 488b4c2468 } | |
| $sequence_8 | hex | { e8???????? 488d4dd7 488bf8 e8???????? 4885c0 740a 488bc8 } | |
| $sequence_9 | hex | { 4133b48470e60100 410fb6c3 4133b48470f20100 418bc0 41337610 c1e808 0fb6c8 } |
Condición
7 of them and filesize < 377856En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 377856 (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: 9683a497-daa1-5a3d-af3c-333183ec614a
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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