YARA · Malpedia signator rules
MALPEDIA_Win_Maktub_Auto
autogenerated rule brought to you by yara-signator
- Auteur
- Felix Bilstein - yara-signator at cocacoding dot com
- Date
- 2026-05-04
- Modifiée
- 2026-05-18
- Score / Qualité
- 75 / 73
Ce que détecte cette règle
autogenerated rule brought to you by yara-signator
Famille de malware associée : Maktub.
Elle définit 22 motifs (0 texte, 22 hex, 0 regex).
Résumé généré à partir des métadonnées et de la condition de la règle.
Source de la règle
rule MALPEDIA_Win_Maktub_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "bdd64d5e-7bca-594a-a4b8-23e7aea8b7aa"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.maktub"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.maktub_auto.yar#L1-L195"
= "N/A"
= "988faaca6a38b1fd1afff7ce22b03171fd885df693fdfe85d1ce608c9abb0b07"
= 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 = { ffd0 f7d8 1bc0 f7d8 8be5 }
$sequence_1 = { ff15???????? eb02 33db 8b4df4 }
$sequence_2 = { ff15???????? f6c301 0f8414010000 8d46fc }
$sequence_3 = { ff15???????? e9???????? a1???????? 3bc1 0f8deefeffff 8bf0 }
$sequence_4 = { ff15???????? eb02 33c0 46 }
$sequence_5 = { ff15???????? eb0a 57 6a08 }
$sequence_6 = { ff15???????? f6c301 7432 8b75b8 }
$sequence_7 = { ff7508 ffd7 50 ffd6 53 }
$sequence_8 = { ff30 e8???????? 8bc7 5f 5e 5b }
$sequence_9 = { 8d5005 e8???????? 8b45f8 8d4d08 }
$sequence_10 = { 8d429f 663b442418 7767 8d42a9 }
$sequence_11 = { 8d55ac 8d4d9c e8???????? 8bd0 }
$sequence_12 = { 8d42a9 0fb7c0 43 0bc8 }
$sequence_13 = { 8d5590 85c0 7507 837a0401 }
$sequence_14 = { 8d42bf 663b442418 7705 8d42c9 }
$sequence_15 = { 8d42d0 663b442410 761c 8d42bf }
$sequence_16 = { 8d55ac 8d4d8c e8???????? 50 }
$sequence_17 = { 8d4202 f30fe6c0 8901 f20f58c8 }
$sequence_18 = { 8d5001 8911 c20400 55 }
$sequence_19 = { 8d4fff 03ca 8a041e 46 8801 }
$sequence_20 = { 8d42c9 eb0d 8d429f 663b442418 }
$sequence_21 = { 8d5001 8955f0 8d4dd4 e8???????? }
condition:
7 of them and filesize < 3063808
}
Chaînes (22 motifs)
| Identifiant | Type | Valeur | Modificateurs |
|---|---|---|---|
| $sequence_0 | hex | { ffd0 f7d8 1bc0 f7d8 8be5 } | |
| $sequence_1 | hex | { ff15???????? eb02 33db 8b4df4 } | |
| $sequence_2 | hex | { ff15???????? f6c301 0f8414010000 8d46fc } | |
| $sequence_3 | hex | { ff15???????? e9???????? a1???????? 3bc1 0f8deefeffff 8bf0 } | |
| $sequence_4 | hex | { ff15???????? eb02 33c0 46 } | |
| $sequence_5 | hex | { ff15???????? eb0a 57 6a08 } | |
| $sequence_6 | hex | { ff15???????? f6c301 7432 8b75b8 } | |
| $sequence_7 | hex | { ff7508 ffd7 50 ffd6 53 } | |
| $sequence_8 | hex | { ff30 e8???????? 8bc7 5f 5e 5b } | |
| $sequence_9 | hex | { 8d5005 e8???????? 8b45f8 8d4d08 } | |
| $sequence_10 | hex | { 8d429f 663b442418 7767 8d42a9 } | |
| $sequence_11 | hex | { 8d55ac 8d4d9c e8???????? 8bd0 } | |
| $sequence_12 | hex | { 8d42a9 0fb7c0 43 0bc8 } | |
| $sequence_13 | hex | { 8d5590 85c0 7507 837a0401 } | |
| $sequence_14 | hex | { 8d42bf 663b442418 7705 8d42c9 } | |
| $sequence_15 | hex | { 8d42d0 663b442410 761c 8d42bf } | |
| $sequence_16 | hex | { 8d55ac 8d4d8c e8???????? 50 } | |
| $sequence_17 | hex | { 8d4202 f30fe6c0 8901 f20f58c8 } | |
| $sequence_18 | hex | { 8d5001 8911 c20400 55 } | |
| $sequence_19 | hex | { 8d4fff 03ca 8a041e 46 8801 } | |
| $sequence_20 | hex | { 8d42c9 eb0d 8d429f 663b442418 } | |
| $sequence_21 | hex | { 8d5001 8955f0 8d4dd4 e8???????? } |
Condition
7 of them and filesize < 3063808En clair (Heuristique)
- Le fichier doit faire moins de 3063808 (garde-fou peu coûteux qui écarte les gros fichiers).
- Au moins 7 motifs de la règle doivent être trouvés.
Tester cette règle dans votre navigateur
Déposez un fichier pour le scanner avec cette règle grâce à YARA-X compilé en WebAssembly. Rien n’est envoyé.
Licence et attribution
Auteur : Felix Bilstein - yara-signator at cocacoding dot com
Dépôt source : Malpedia signator rules @ c901f97b7d
Licence : Creative Commons Attribution-ShareAlike 4.0 (licence du dépôt)
Reprise via YARA Forge 20260927, qui préfixe les noms de règles par la source et ajoute des champs meta normalisés.
Identifiant de règle: bdd64d5e-7bca-594a-a4b8-23e7aea8b7aa
Métadonnées
| 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 |
Tags:FILE
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