YARA · Malpedia signator rules
MALPEDIA_Win_Ascentloader_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: Ascentloader.
Sie definiert 10 Muster (0 Text, 10 Hex, 0 Regex).
Zusammenfassung aus den Metadaten und der Bedingung der Regel erzeugt.
Regelquelltext
rule MALPEDIA_Win_Ascentloader_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "877e94cd-ca69-5d7c-a58e-ed4a2368b32b"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.ascentloader"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.ascentloader_auto.yar#L1-L118"
= "N/A"
= "18934160fbf8da018b706137019745da73f7c786e58fc4fc566b8f9dbe38c120"
= 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 = { 8bce e8???????? 83c41c 8945f4 83f8ff }
$sequence_1 = { 6a0a 5a 6689442428 e8???????? 53 ff15???????? }
$sequence_2 = { 8bf8 897dd8 85ff 7516 83c8ff e9???????? c745e440ac4100 }
$sequence_3 = { 8d45e0 884dc9 50 57 ff15???????? 6a03 6a01 }
$sequence_4 = { 8945f4 85f6 740f 56 ff15???????? }
$sequence_5 = { 56 8d7107 57 50 8bd6 8975f8 8d4df8 }
$sequence_6 = { 57 68???????? 8bf9 ff15???????? 6a53 }
$sequence_7 = { 33c9 5a 8d4161 88440da0 }
$sequence_8 = { 6689459e 668945a4 58 668945a8 }
$sequence_9 = { 8b55f0 33c9 83faff 0f44c1 }
condition:
7 of them and filesize < 253952
}
Strings (10 Muster)
| Bezeichner | Typ | Wert | Modifikatoren |
|---|---|---|---|
| $sequence_0 | Hex | { 8bce e8???????? 83c41c 8945f4 83f8ff } | |
| $sequence_1 | Hex | { 6a0a 5a 6689442428 e8???????? 53 ff15???????? } | |
| $sequence_2 | Hex | { 8bf8 897dd8 85ff 7516 83c8ff e9???????? c745e440ac4100 } | |
| $sequence_3 | Hex | { 8d45e0 884dc9 50 57 ff15???????? 6a03 6a01 } | |
| $sequence_4 | Hex | { 8945f4 85f6 740f 56 ff15???????? } | |
| $sequence_5 | Hex | { 56 8d7107 57 50 8bd6 8975f8 8d4df8 } | |
| $sequence_6 | Hex | { 57 68???????? 8bf9 ff15???????? 6a53 } | |
| $sequence_7 | Hex | { 33c9 5a 8d4161 88440da0 } | |
| $sequence_8 | Hex | { 6689459e 668945a4 58 668945a8 } | |
| $sequence_9 | Hex | { 8b55f0 33c9 83faff 0f44c1 } |
Bedingung
7 of them and filesize < 253952In Worten (Heuristik)
- Die Datei muss kleiner als 253952 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: 877e94cd-ca69-5d7c-a58e-ed4a2368b32b
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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