YARA · Malpedia signator rules
MALPEDIA_Win_Chiser_Client_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: Chiser Client.
Sie definiert 10 Muster (0 Text, 10 Hex, 0 Regex).
Zusammenfassung aus den Metadaten und der Bedingung der Regel erzeugt.
Regelquelltext
rule MALPEDIA_Win_Chiser_Client_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "1bf7733a-b27d-5245-8a73-b8cddcf167c9"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.chiser_client"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.chiser_client_auto.yar#L1-L129"
= "N/A"
= "a1f8775a472f3a9fd5e419158a63b6c87d1e5ed0df024c103e8c519aecb3c0dc"
= 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 = { e8???????? 488b542458 4885db b923810000 480f45d1 4889542458 4d85ed }
$sequence_1 = { 4d8bf0 4c8bfa 488bf9 488b5908 48895c2448 488bcb e8???????? }
$sequence_2 = { 4c8d05e4ca0300 c7431828005700 ba50000000 c7431c69000000 488bcb e8???????? 4c8d05c6ca0300 }
$sequence_3 = { 4883ec20 488bd9 488bc2 488d0d1dc20200 48890b 488d5308 33c9 }
$sequence_4 = { 488bcf e8???????? 4863c3 66833c465c 740e 4863c5 }
$sequence_5 = { 3d05005000 7562 807c243101 7552 488d542470 e8???????? 85c0 }
$sequence_6 = { 7504 32c0 eb1b 488d156a0e0400 8bc8 e8???????? 85c0 }
$sequence_7 = { 488d442460 48894c2450 4c8d4c2458 4889442420 e8???????? 85c0 }
$sequence_8 = { 488bc8 e8???????? 4c634e08 488d146d00000000 4c8b06 4d03c9 488bc8 }
$sequence_9 = { e8???????? e9???????? 6683f833 0f858d000000 }
condition:
7 of them and filesize < 714752
}
Strings (10 Muster)
| Bezeichner | Typ | Wert | Modifikatoren |
|---|---|---|---|
| $sequence_0 | Hex | { e8???????? 488b542458 4885db b923810000 480f45d1 4889542458 4d85ed } | |
| $sequence_1 | Hex | { 4d8bf0 4c8bfa 488bf9 488b5908 48895c2448 488bcb e8???????? } | |
| $sequence_2 | Hex | { 4c8d05e4ca0300 c7431828005700 ba50000000 c7431c69000000 488bcb e8???????? 4c8d05c6ca0300 } | |
| $sequence_3 | Hex | { 4883ec20 488bd9 488bc2 488d0d1dc20200 48890b 488d5308 33c9 } | |
| $sequence_4 | Hex | { 488bcf e8???????? 4863c3 66833c465c 740e 4863c5 } | |
| $sequence_5 | Hex | { 3d05005000 7562 807c243101 7552 488d542470 e8???????? 85c0 } | |
| $sequence_6 | Hex | { 7504 32c0 eb1b 488d156a0e0400 8bc8 e8???????? 85c0 } | |
| $sequence_7 | Hex | { 488d442460 48894c2450 4c8d4c2458 4889442420 e8???????? 85c0 } | |
| $sequence_8 | Hex | { 488bc8 e8???????? 4c634e08 488d146d00000000 4c8b06 4d03c9 488bc8 } | |
| $sequence_9 | Hex | { e8???????? e9???????? 6683f833 0f858d000000 } |
Bedingung
7 of them and filesize < 714752In Worten (Heuristik)
- Die Datei muss kleiner als 714752 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: 1bf7733a-b27d-5245-8a73-b8cddcf167c9
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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