YARA · Malpedia signator rules
MALPEDIA_Win_Crosswalk_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 : Crosswalk.
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_Crosswalk_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "7cf43d9f-bacd-5ede-9b50-cbf46214205f"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.crosswalk"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.crosswalk_auto.yar#L1-L167"
= "N/A"
= "66a6f588ae9606cfadfda7951f064572a6601950dd15ac146973fdd58f684b57"
= 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 = { 4c8bc6 33d2 410fbe00 49ffc0 d3ca 03d0 4183ef01 }
$sequence_1 = { 33f6 8d6e20 8bcd e8???????? }
$sequence_2 = { ff15???????? 448bf0 4533c9 4533c0 }
$sequence_3 = { 458d7ee0 418bd7 ff15???????? 4821742420 }
$sequence_4 = { 4883ec28 4885c9 7402 ffd1 }
$sequence_5 = { 8bc2 c1e81f 03d0 69c2890e0000 }
$sequence_6 = { 458bc6 33d2 488bc8 e8???????? 4533c9 4533c0 33d2 }
$sequence_7 = { 418bc0 f7e9 03d1 c1fa0b 8bc2 }
$sequence_8 = { 83e13f 6bc930 53 56 8b0485808e4100 33db 8b7508 }
$sequence_9 = { 660fd60f 8d7f08 8b048d34024100 ffe0 f7c703000000 7413 8a06 }
$sequence_10 = { 898850030000 8b4508 59 c74048f0844100 }
$sequence_11 = { 33c9 8b450c 0fb684c8981a4100 c1e804 }
$sequence_12 = { 75be ddd8 db2d???????? b802000000 833d????????00 0f85a0110000 8d0dc0584100 }
$sequence_13 = { 6bd030 895de4 8b049d808e4100 8945d4 8955e8 }
$sequence_14 = { 57 8bf9 0f1f440000 6a00 6a00 57 }
$sequence_15 = { 6a00 50 6a0c 53 56 ff15???????? }
condition:
7 of them and filesize < 286720
}
Chaînes (16 motifs)
| Identifiant | Type | Valeur | Modificateurs |
|---|---|---|---|
| $sequence_0 | hex | { 4c8bc6 33d2 410fbe00 49ffc0 d3ca 03d0 4183ef01 } | |
| $sequence_1 | hex | { 33f6 8d6e20 8bcd e8???????? } | |
| $sequence_2 | hex | { ff15???????? 448bf0 4533c9 4533c0 } | |
| $sequence_3 | hex | { 458d7ee0 418bd7 ff15???????? 4821742420 } | |
| $sequence_4 | hex | { 4883ec28 4885c9 7402 ffd1 } | |
| $sequence_5 | hex | { 8bc2 c1e81f 03d0 69c2890e0000 } | |
| $sequence_6 | hex | { 458bc6 33d2 488bc8 e8???????? 4533c9 4533c0 33d2 } | |
| $sequence_7 | hex | { 418bc0 f7e9 03d1 c1fa0b 8bc2 } | |
| $sequence_8 | hex | { 83e13f 6bc930 53 56 8b0485808e4100 33db 8b7508 } | |
| $sequence_9 | hex | { 660fd60f 8d7f08 8b048d34024100 ffe0 f7c703000000 7413 8a06 } | |
| $sequence_10 | hex | { 898850030000 8b4508 59 c74048f0844100 } | |
| $sequence_11 | hex | { 33c9 8b450c 0fb684c8981a4100 c1e804 } | |
| $sequence_12 | hex | { 75be ddd8 db2d???????? b802000000 833d????????00 0f85a0110000 8d0dc0584100 } | |
| $sequence_13 | hex | { 6bd030 895de4 8b049d808e4100 8945d4 8955e8 } | |
| $sequence_14 | hex | { 57 8bf9 0f1f440000 6a00 6a00 57 } | |
| $sequence_15 | hex | { 6a00 50 6a0c 53 56 ff15???????? } |
Condition
7 of them and filesize < 286720En clair (Heuristique)
- Le fichier doit faire moins de 286720 (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: 7cf43d9f-bacd-5ede-9b50-cbf46214205f
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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