YARA · Malpedia signator rules
MALPEDIA_Win_Asprox_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: Asprox.
Sie definiert 10 Muster (0 Text, 10 Hex, 0 Regex).
Zusammenfassung aus den Metadaten und der Bedingung der Regel erzeugt.
Regelquelltext
rule MALPEDIA_Win_Asprox_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "2f74538e-f933-5aef-aa2f-b7ab3bb0119c"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.asprox"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.asprox_auto.yar#L1-L127"
= "N/A"
= "a6a9230d1bd8a95689910db672c674c35c5bb3455366aaba88aa83587782dde4"
= 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 = { 0f84a1000000 0fb69567fcffff 85d2 0f8592000000 c68567fcffff01 8d85e8fdffff 50 }
$sequence_1 = { c685d5feffff65 c685d6feffff74 c685d7feffff50 c685d8feffff72 c685d9feffff6f c685dafeffff63 c685dbfeffff41 }
$sequence_2 = { 52 6a00 a1???????? 50 ff15???????? 8b4df8 51 }
$sequence_3 = { 8b450c 0345fc 0fb608 0bca 8b550c 0355fc 880a }
$sequence_4 = { ff15???????? 898558ffffff 8b5580 8b4580 03423c }
$sequence_5 = { 53 6a02 5b 8b4e04 49 0f84d8000000 49 }
$sequence_6 = { 8b450c 50 ff15???????? 83c404 50 8b4d0c 51 }
$sequence_7 = { c685dafeffff63 c685dbfeffff41 c685dcfeffff64 c685ddfeffff64 }
$sequence_8 = { 6a00 6a00 8d8560ffffff 50 8b8d5cffffff }
$sequence_9 = { 6890000000 8d8d10ffffff 51 8b9548fdffff 52 8b45c0 50 }
condition:
7 of them and filesize < 155648
}
Strings (10 Muster)
| Bezeichner | Typ | Wert | Modifikatoren |
|---|---|---|---|
| $sequence_0 | Hex | { 0f84a1000000 0fb69567fcffff 85d2 0f8592000000 c68567fcffff01 8d85e8fdffff 50 } | |
| $sequence_1 | Hex | { c685d5feffff65 c685d6feffff74 c685d7feffff50 c685d8feffff72 c685d9feffff6f c685dafeffff63 c685dbfeffff41 } | |
| $sequence_2 | Hex | { 52 6a00 a1???????? 50 ff15???????? 8b4df8 51 } | |
| $sequence_3 | Hex | { 8b450c 0345fc 0fb608 0bca 8b550c 0355fc 880a } | |
| $sequence_4 | Hex | { ff15???????? 898558ffffff 8b5580 8b4580 03423c } | |
| $sequence_5 | Hex | { 53 6a02 5b 8b4e04 49 0f84d8000000 49 } | |
| $sequence_6 | Hex | { 8b450c 50 ff15???????? 83c404 50 8b4d0c 51 } | |
| $sequence_7 | Hex | { c685dafeffff63 c685dbfeffff41 c685dcfeffff64 c685ddfeffff64 } | |
| $sequence_8 | Hex | { 6a00 6a00 8d8560ffffff 50 8b8d5cffffff } | |
| $sequence_9 | Hex | { 6890000000 8d8d10ffffff 51 8b9548fdffff 52 8b45c0 50 } |
Bedingung
7 of them and filesize < 155648In Worten (Heuristik)
- Die Datei muss kleiner als 155648 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: 2f74538e-f933-5aef-aa2f-b7ab3bb0119c
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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