YARA · Malpedia signator rules
MALPEDIA_Win_Maui_Auto
autogenerated rule brought to you by yara-signator
- Author
- Felix Bilstein - yara-signator at cocacoding dot com
- Date
- 2026-05-04
- Modified
- 2026-05-18
- Score / Quality
- 75 / 75
What this rule detects
autogenerated rule brought to you by yara-signator
Associated malware family: Maui.
It defines 10 patterns (0 text, 10 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-maui-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Maui_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "24021aed-eb43-5ae6-9fab-1db01943c23f"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.maui"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.maui_auto.yar#L1-L132"
= "N/A"
= "b071f47101cb7b693027fc2730fdb291c60196211c622012cdbfa644201e236d"
= 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 = { 68???????? f7de 1bf6 6a13 6a06 f7de e8???????? }
$sequence_1 = { e8???????? c787f8000000b01a4200 83c40c 33c9 83fe02 0f95c1 }
$sequence_2 = { a1???????? 33c4 890424 8b442408 85c0 7421 85c9 }
$sequence_3 = { 68???????? 6889000000 e9???????? 83c002 807c241300 89442414 0f8561010000 }
$sequence_4 = { 8b15???????? 894808 668b0d???????? 89500c 8b15???????? 6aff 52 }
$sequence_5 = { 8b542410 55 56 57 50 8d4c2410 }
$sequence_6 = { eb09 0fb6c0 8a8040db4a00 46 0fb6c0 84c9 7850 }
$sequence_7 = { 8b06 8b4868 85c9 751c 6844040000 68???????? 6a42 }
$sequence_8 = { 8b30 8b7b14 8b7614 33f7 23f1 33fe 897b14 }
$sequence_9 = { 8bf0 85f6 7520 68fe000000 68???????? 6a41 68a5000000 }
condition:
7 of them and filesize < 1616896
}
Strings (10 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 68???????? f7de 1bf6 6a13 6a06 f7de e8???????? } | |
| $sequence_1 | hex | { e8???????? c787f8000000b01a4200 83c40c 33c9 83fe02 0f95c1 } | |
| $sequence_2 | hex | { a1???????? 33c4 890424 8b442408 85c0 7421 85c9 } | |
| $sequence_3 | hex | { 68???????? 6889000000 e9???????? 83c002 807c241300 89442414 0f8561010000 } | |
| $sequence_4 | hex | { 8b15???????? 894808 668b0d???????? 89500c 8b15???????? 6aff 52 } | |
| $sequence_5 | hex | { 8b542410 55 56 57 50 8d4c2410 } | |
| $sequence_6 | hex | { eb09 0fb6c0 8a8040db4a00 46 0fb6c0 84c9 7850 } | |
| $sequence_7 | hex | { 8b06 8b4868 85c9 751c 6844040000 68???????? 6a42 } | |
| $sequence_8 | hex | { 8b30 8b7b14 8b7614 33f7 23f1 33fe 897b14 } | |
| $sequence_9 | hex | { 8bf0 85f6 7520 68fe000000 68???????? 6a41 68a5000000 } |
Condition
7 of them and filesize < 1616896In plain words (Heuristic)
- The file must be smaller than 1616896 (a cheap guard that skips large files).
- At least 7 patterns in the rule must match.
Test this rule in your browser
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Licence & attribution
Author: Felix Bilstein - yara-signator at cocacoding dot com
Source repository: Malpedia signator rules @ c901f97b7d
Licence: Creative Commons Attribution-ShareAlike 4.0 (repository licence)
Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.
Rule id: 24021aed-eb43-5ae6-9fab-1db01943c23f
Metadata
| 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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