YARA · Malpedia signator rules
MALPEDIA_Win_Mystic_Stealer_Auto
autogenerated rule brought to you by yara-signator
- Autor
- Felix Bilstein - yara-signator at cocacoding dot com
- Datum
- 2026-05-04
- Geändert
- 2026-05-18
- Score / Qualität
- 75 / 75
Was diese Regel erkennt
autogenerated rule brought to you by yara-signator
Zugehörige Malware-Familie: Mystic Stealer.
Sie definiert 10 Muster (0 Text, 10 Hex, 0 Regex).
Zusammenfassung aus den Metadaten und der Bedingung der Regel erzeugt.
Regelquelltext
rule MALPEDIA_Win_Mystic_Stealer_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "669e0d29-c98f-59de-8cf5-902f29ae3a52"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.mystic_stealer"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.mystic_stealer_auto.yar#L1-L114"
= "N/A"
= "21ec795eb8ab4014e3a067a382badfa4fd3bac788790ebafb7beb557561dc9fc"
= 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 = { c7460445000000 8b4e04 8d6e1c 83f945 }
$sequence_1 = { 234754 83bfb416000000 894748 7452 8b4738 8b4f58 }
$sequence_2 = { 668bc7 66d3e0 660bc5 0fb7c8 }
$sequence_3 = { 8b4c241c 83c40c 8b4500 034e14 894e14 }
$sequence_4 = { 8d040a 0fb78fb8160000 660bf1 0fb7ce }
$sequence_5 = { 8386bc160000f3 b110 2ac8 66d3ef 0fb7c7 }
$sequence_6 = { 80ea03 c6040101 8b8ea0160000 8b8698160000 41 898ea0160000 c6040100 }
$sequence_7 = { 59 59 ffd0 8be8 }
$sequence_8 = { 898550140000 898c855c0b0000 33c0 40 6689048b c684295814000000 ff8da8160000 }
$sequence_9 = { 33db 668987b8160000 85ed 0f8ea0000000 }
condition:
7 of them and filesize < 512000
}
Strings (10 Muster)
| Bezeichner | Typ | Wert | Modifikatoren |
|---|---|---|---|
| $sequence_0 | Hex | { c7460445000000 8b4e04 8d6e1c 83f945 } | |
| $sequence_1 | Hex | { 234754 83bfb416000000 894748 7452 8b4738 8b4f58 } | |
| $sequence_2 | Hex | { 668bc7 66d3e0 660bc5 0fb7c8 } | |
| $sequence_3 | Hex | { 8b4c241c 83c40c 8b4500 034e14 894e14 } | |
| $sequence_4 | Hex | { 8d040a 0fb78fb8160000 660bf1 0fb7ce } | |
| $sequence_5 | Hex | { 8386bc160000f3 b110 2ac8 66d3ef 0fb7c7 } | |
| $sequence_6 | Hex | { 80ea03 c6040101 8b8ea0160000 8b8698160000 41 898ea0160000 c6040100 } | |
| $sequence_7 | Hex | { 59 59 ffd0 8be8 } | |
| $sequence_8 | Hex | { 898550140000 898c855c0b0000 33c0 40 6689048b c684295814000000 ff8da8160000 } | |
| $sequence_9 | Hex | { 33db 668987b8160000 85ed 0f8ea0000000 } |
Bedingung
7 of them and filesize < 512000In Worten (Heuristik)
- Die Datei muss kleiner als 512000 sein (eine günstige Grenze, die große Dateien ausschließt).
- Mindestens 7 Muster aus der Regel müssen treffen.
Diese Regel im Browser testen
Legen Sie eine Datei ab, um sie mit dieser Regel und YARA-X als WebAssembly zu scannen. Nichts wird hochgeladen.
Lizenz & Namensnennung
Autor: Felix Bilstein - yara-signator at cocacoding dot com
Quell-Repository: Malpedia signator rules @ c901f97b7d
Lizenz: Creative Commons Attribution-ShareAlike 4.0 (Repository-Lizenz)
Gespiegelt über YARA Forge 20260927, das Regelnamen mit der Quelle präfixiert und normalisierte Meta-Felder ergänzt.
Regel-ID: 669e0d29-c98f-59de-8cf5-902f29ae3a52
Metadaten
| 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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