YARA · Malpedia signator rules
MALPEDIA_Win_Babuk_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 / 75
Ce que détecte cette règle
autogenerated rule brought to you by yara-signator
Famille de malware associée : Babuk.
Elle définit 16 motifs (0 texte, 16 hex, 0 regex).
Résumé généré à partir des métadonnées et de la condition de la règle.
Source de la règle
rule MALPEDIA_Win_Babuk_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "648f210d-a584-5bed-a576-a9476d0b83ea"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.babuk"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.babuk_auto.yar#L1-L176"
= "N/A"
= "fe511dd5c65e055ff5898d06907cceffbf099ae5163cb3c28d44ce681afc5421"
= 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 = { ff15???????? 6800000100 e8???????? 83c404 }
$sequence_1 = { 50 ff15???????? 83f803 7502 }
$sequence_2 = { 8b4d08 c7040100000000 c744010400000000 ba08000000 6bc200 }
$sequence_3 = { 8b0cca 51 e8???????? 83c408 8945f4 8955f8 }
$sequence_4 = { f3a5 6a24 8b956cffffff 52 8b4598 50 ff15???????? }
$sequence_5 = { 56 57 b808000000 6bc80a 8b5508 c7040a00000000 c7440a0400000000 }
$sequence_6 = { 50 e8???????? 83c408 8945ec 8955f0 }
$sequence_7 = { 7c02 eb2c 8b5514 039578ffffff 0fb602 8b8d78ffffff 2b8d74ffffff }
$sequence_8 = { 50 6a01 8b4da8 51 ff15???????? 85c0 0f8490000000 }
$sequence_9 = { 8b9578ffffff 83c201 899578ffffff 8b8574ffffff 83c040 398578ffffff 7d39 }
$sequence_10 = { 837dfc0a 0f83dc000000 8b4dfc 8b5508 8b44ca04 50 8b0cca }
$sequence_11 = { c7040a00000000 c7440a0400000000 c745fc00000000 eb09 }
$sequence_12 = { ba04000000 d1e2 8b4508 c70410322d6279 b904000000 }
$sequence_13 = { b908000000 6bf100 8b45ec 8b55f0 b11a e8???????? }
$sequence_14 = { 8945fc 837dfc10 7d1e 8b4dfc 8b550c 8d048a }
$sequence_15 = { eb09 8b45fc 83c002 8945fc 837dfc0a 0f83dc000000 8b4dfc }
condition:
7 of them and filesize < 183296
}
Chaînes (16 motifs)
| Identifiant | Type | Valeur | Modificateurs |
|---|---|---|---|
| $sequence_0 | hex | { ff15???????? 6800000100 e8???????? 83c404 } | |
| $sequence_1 | hex | { 50 ff15???????? 83f803 7502 } | |
| $sequence_2 | hex | { 8b4d08 c7040100000000 c744010400000000 ba08000000 6bc200 } | |
| $sequence_3 | hex | { 8b0cca 51 e8???????? 83c408 8945f4 8955f8 } | |
| $sequence_4 | hex | { f3a5 6a24 8b956cffffff 52 8b4598 50 ff15???????? } | |
| $sequence_5 | hex | { 56 57 b808000000 6bc80a 8b5508 c7040a00000000 c7440a0400000000 } | |
| $sequence_6 | hex | { 50 e8???????? 83c408 8945ec 8955f0 } | |
| $sequence_7 | hex | { 7c02 eb2c 8b5514 039578ffffff 0fb602 8b8d78ffffff 2b8d74ffffff } | |
| $sequence_8 | hex | { 50 6a01 8b4da8 51 ff15???????? 85c0 0f8490000000 } | |
| $sequence_9 | hex | { 8b9578ffffff 83c201 899578ffffff 8b8574ffffff 83c040 398578ffffff 7d39 } | |
| $sequence_10 | hex | { 837dfc0a 0f83dc000000 8b4dfc 8b5508 8b44ca04 50 8b0cca } | |
| $sequence_11 | hex | { c7040a00000000 c7440a0400000000 c745fc00000000 eb09 } | |
| $sequence_12 | hex | { ba04000000 d1e2 8b4508 c70410322d6279 b904000000 } | |
| $sequence_13 | hex | { b908000000 6bf100 8b45ec 8b55f0 b11a e8???????? } | |
| $sequence_14 | hex | { 8945fc 837dfc10 7d1e 8b4dfc 8b550c 8d048a } | |
| $sequence_15 | hex | { eb09 8b45fc 83c002 8945fc 837dfc0a 0f83dc000000 8b4dfc } |
Condition
7 of them and filesize < 183296En clair (Heuristique)
- Le fichier doit faire moins de 183296 (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: 648f210d-a584-5bed-a576-a9476d0b83ea
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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