YARA · Malpedia signator rules
MALPEDIA_Win_Mimikatz_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 / 73
Qué detecta esta regla
autogenerated rule brought to you by yara-signator
Familia de malware asociada: Mimikatz.
Define 22 patrones (0 de texto, 22 hex, 0 regex).
Resumen generado a partir de los metadatos y la condición de la regla.
Código de la regla
rule MALPEDIA_Win_Mimikatz_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "99733101-c0e1-5879-a614-ba036f480ab4"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.mimikatz"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.mimikatz_auto.yar#L1-L202"
= "N/A"
= "638f92c68848c06574edddee0cf8e2eecf1f2b7b45373d575d8c91165d8277bf"
= 75
= 73
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20260422"
= "a182e35da64e6d71cb55f125c4d4225196523f14"
= "20260504"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 83f8ff 750e ff15???????? c7002a000000 }
$sequence_1 = { f7f1 85d2 7406 2bca }
$sequence_2 = { 83f812 72f1 33c0 c3 }
$sequence_3 = { c3 81f998000000 7410 81f996000000 }
$sequence_4 = { f6c320 740f 83f809 7c05 }
$sequence_5 = { f6c320 7413 6683f809 7206 }
$sequence_6 = { 66894108 33c0 39410c 740b }
$sequence_7 = { 6683f83f 7607 32c0 e9???????? }
$sequence_8 = { e9???????? bd64000000 83ff2d 0f853c040000 c644245c01 }
$sequence_9 = { ff15???????? be00000400 8bc8 8bd6 }
$sequence_10 = { ff5048 8bd8 85c0 7837 }
$sequence_11 = { 2bc1 85c9 7403 83c008 }
$sequence_12 = { 3c02 7207 e8???????? eb10 }
$sequence_13 = { ff15???????? bd6f000000 3bc3 7405 }
$sequence_14 = { 8d4d08 8d0437 51 50 e8???????? 83c40c }
$sequence_15 = { 33c9 3b04cd08d04600 7413 41 83f92d }
$sequence_16 = { 40 8945f4 83fb04 7561 33db 90 }
$sequence_17 = { e8???????? 8bc8 8b4508 ba???????? 2aca }
$sequence_18 = { 8d04453cdb4600 8bc8 2bce 6a03 d1f9 68???????? }
$sequence_19 = { 99 83ec0c 53 83e203 }
$sequence_20 = { c1e80d 8d4dd8 83e001 51 894614 c7461ce0164000 }
$sequence_21 = { 8b5dd0 ebab c745e424714000 817de428714000 7311 8b45e4 8b00 }
condition:
7 of them and filesize < 1642496
}
Cadenas (22 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $sequence_0 | hex | { 83f8ff 750e ff15???????? c7002a000000 } | |
| $sequence_1 | hex | { f7f1 85d2 7406 2bca } | |
| $sequence_2 | hex | { 83f812 72f1 33c0 c3 } | |
| $sequence_3 | hex | { c3 81f998000000 7410 81f996000000 } | |
| $sequence_4 | hex | { f6c320 740f 83f809 7c05 } | |
| $sequence_5 | hex | { f6c320 7413 6683f809 7206 } | |
| $sequence_6 | hex | { 66894108 33c0 39410c 740b } | |
| $sequence_7 | hex | { 6683f83f 7607 32c0 e9???????? } | |
| $sequence_8 | hex | { e9???????? bd64000000 83ff2d 0f853c040000 c644245c01 } | |
| $sequence_9 | hex | { ff15???????? be00000400 8bc8 8bd6 } | |
| $sequence_10 | hex | { ff5048 8bd8 85c0 7837 } | |
| $sequence_11 | hex | { 2bc1 85c9 7403 83c008 } | |
| $sequence_12 | hex | { 3c02 7207 e8???????? eb10 } | |
| $sequence_13 | hex | { ff15???????? bd6f000000 3bc3 7405 } | |
| $sequence_14 | hex | { 8d4d08 8d0437 51 50 e8???????? 83c40c } | |
| $sequence_15 | hex | { 33c9 3b04cd08d04600 7413 41 83f92d } | |
| $sequence_16 | hex | { 40 8945f4 83fb04 7561 33db 90 } | |
| $sequence_17 | hex | { e8???????? 8bc8 8b4508 ba???????? 2aca } | |
| $sequence_18 | hex | { 8d04453cdb4600 8bc8 2bce 6a03 d1f9 68???????? } | |
| $sequence_19 | hex | { 99 83ec0c 53 83e203 } | |
| $sequence_20 | hex | { c1e80d 8d4dd8 83e001 51 894614 c7461ce0164000 } | |
| $sequence_21 | hex | { 8b5dd0 ebab c745e424714000 817de428714000 7311 8b45e4 8b00 } |
Condición
7 of them and filesize < 1642496En palabras sencillas (Heurística)
- El archivo debe ocupar menos de 1642496 (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: 99733101-c0e1-5879-a614-ba036f480ab4
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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