YARA · Malpedia signator rules
MALPEDIA_Win_Acbackdoor_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: Acbackdoor.
Sie definiert 10 Muster (0 Text, 10 Hex, 0 Regex).
Zusammenfassung aus den Metadaten und der Bedingung der Regel erzeugt.
Regelquelltext
rule MALPEDIA_Win_Acbackdoor_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "bf831c0d-2cd2-5387-85a5-889ddbb43279"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.acbackdoor"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.acbackdoor_auto.yar#L1-L134"
= "N/A"
= "5aa3c90498f903a2c571d2af12d774a6a5d8ab44b83ae199544fc3b7d1065a5a"
= 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 = { c744240c801e4b00 89742408 89442404 c70424???????? e8???????? e9???????? 8b842408020000 }
$sequence_1 = { 89c1 c1e918 0fca 88633a 884b38 89c1 c1e910 }
$sequence_2 = { 8b4c2448 8d742448 894844 8b7c242c 8b4c3c44 894c3afc 8d4848 }
$sequence_3 = { e8???????? 85c0 7594 896c2404 893424 e8???????? c744240448000000 }
$sequence_4 = { c70000000000 85d2 743f 31db bf80ffffff 31c0 90 }
$sequence_5 = { 8b07 31db 8986f8050000 e9???????? 8b2f 8bbef0090000 85ed }
$sequence_6 = { c7831c060000c8000000 c783140a000000000000 c783440a000060ea0000 c783280a000005000000 c7832406000076000000 818b5c0a000010000040 c7830008000002000000 }
$sequence_7 = { e8???????? c7442404???????? 89442408 891c24 e8???????? e9???????? e8???????? }
$sequence_8 = { c744240800000000 897c2404 e8???????? 89c3 85c0 7589 c70424???????? }
$sequence_9 = { c744240c2b0c0000 c7442408???????? c744240401000000 891c24 e8???????? e9???????? c6400700 }
condition:
7 of them and filesize < 1704960
}
Strings (10 Muster)
| Bezeichner | Typ | Wert | Modifikatoren |
|---|---|---|---|
| $sequence_0 | Hex | { c744240c801e4b00 89742408 89442404 c70424???????? e8???????? e9???????? 8b842408020000 } | |
| $sequence_1 | Hex | { 89c1 c1e918 0fca 88633a 884b38 89c1 c1e910 } | |
| $sequence_2 | Hex | { 8b4c2448 8d742448 894844 8b7c242c 8b4c3c44 894c3afc 8d4848 } | |
| $sequence_3 | Hex | { e8???????? 85c0 7594 896c2404 893424 e8???????? c744240448000000 } | |
| $sequence_4 | Hex | { c70000000000 85d2 743f 31db bf80ffffff 31c0 90 } | |
| $sequence_5 | Hex | { 8b07 31db 8986f8050000 e9???????? 8b2f 8bbef0090000 85ed } | |
| $sequence_6 | Hex | { c7831c060000c8000000 c783140a000000000000 c783440a000060ea0000 c783280a000005000000 c7832406000076000000 818b5c0a000010000040 c7830008000002000000 } | |
| $sequence_7 | Hex | { e8???????? c7442404???????? 89442408 891c24 e8???????? e9???????? e8???????? } | |
| $sequence_8 | Hex | { c744240800000000 897c2404 e8???????? 89c3 85c0 7589 c70424???????? } | |
| $sequence_9 | Hex | { c744240c2b0c0000 c7442408???????? c744240401000000 891c24 e8???????? e9???????? c6400700 } |
Bedingung
7 of them and filesize < 1704960In Worten (Heuristik)
- Die Datei muss kleiner als 1704960 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: bf831c0d-2cd2-5387-85a5-889ddbb43279
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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