YARA · Malpedia signator rules
MALPEDIA_Win_Petit_Potato_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 : Petit Potato.
Elle définit 10 motifs (0 texte, 10 hex, 0 regex).
Résumé généré à partir des métadonnées et de la condition de la règle.
Source de la règle
rule MALPEDIA_Win_Petit_Potato_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "faf42773-999a-5989-b81d-5811249c6943"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.petit_potato"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.petit_potato_auto.yar#L1-L130"
= "N/A"
= "c1d02b88a45c3b14c7fe722ea8aece32c4629095fd0d70f6525501e57f2d48a5"
= 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 = { 4889442450 488b442450 4889842400060000 48b8501adcae54c47955 4889442450 }
$sequence_1 = { 48898520020000 488bf9 33f6 0f57c0 33c0 0f114540 0f114550 }
$sequence_2 = { 48c785080300000f000000 0f1f840000000000 49ffc0 46382400 75f7 488d9510010000 488d8df0020000 }
$sequence_3 = { b902000000 488d154e300100 e8???????? 4885c0 7415 488b4c2460 4c8bcb }
$sequence_4 = { 4889442420 e8???????? 488d2d7f400100 4c8d0578410100 498bd5 498bce e8???????? }
$sequence_5 = { 488b442430 48897c2430 48898598060000 488b442430 4889742430 488985a0060000 488b442430 }
$sequence_6 = { 660f6f8c24c0000000 660fef8c2470090000 660f7f8c24c0000000 660f6f8424d0000000 660fef842480090000 660f7f8424d0000000 660f6f8c24e0000000 }
$sequence_7 = { 4d85c0 7e2d 482bfe 488d1d25c7fdff 8a0437 }
$sequence_8 = { 488d4c2420 0f1102 e8???????? 488d05bde80100 488903 488bc3 4883c430 }
$sequence_9 = { 488d1d96de0200 488d05a7de0200 480f44d8 ba01000000 488d4c2420 e8???????? 4c8bc0 }
condition:
7 of them and filesize < 628736
}
Chaînes (10 motifs)
| Identifiant | Type | Valeur | Modificateurs |
|---|---|---|---|
| $sequence_0 | hex | { 4889442450 488b442450 4889842400060000 48b8501adcae54c47955 4889442450 } | |
| $sequence_1 | hex | { 48898520020000 488bf9 33f6 0f57c0 33c0 0f114540 0f114550 } | |
| $sequence_2 | hex | { 48c785080300000f000000 0f1f840000000000 49ffc0 46382400 75f7 488d9510010000 488d8df0020000 } | |
| $sequence_3 | hex | { b902000000 488d154e300100 e8???????? 4885c0 7415 488b4c2460 4c8bcb } | |
| $sequence_4 | hex | { 4889442420 e8???????? 488d2d7f400100 4c8d0578410100 498bd5 498bce e8???????? } | |
| $sequence_5 | hex | { 488b442430 48897c2430 48898598060000 488b442430 4889742430 488985a0060000 488b442430 } | |
| $sequence_6 | hex | { 660f6f8c24c0000000 660fef8c2470090000 660f7f8c24c0000000 660f6f8424d0000000 660fef842480090000 660f7f8424d0000000 660f6f8c24e0000000 } | |
| $sequence_7 | hex | { 4d85c0 7e2d 482bfe 488d1d25c7fdff 8a0437 } | |
| $sequence_8 | hex | { 488d4c2420 0f1102 e8???????? 488d05bde80100 488903 488bc3 4883c430 } | |
| $sequence_9 | hex | { 488d1d96de0200 488d05a7de0200 480f44d8 ba01000000 488d4c2420 e8???????? 4c8bc0 } |
Condition
7 of them and filesize < 628736En clair (Heuristique)
- Le fichier doit faire moins de 628736 (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: faf42773-999a-5989-b81d-5811249c6943
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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