Overview
overview
3Static
static
3Nouveau Ar...47.dll
windows10-2004-x64
1Nouveau Ar...er.dll
windows10-2004-x64
1Nouveau Ar...il.dll
windows10-2004-x64
1Nouveau Ar...eg.dll
windows10-2004-x64
1Nouveau Ar...GL.dll
windows10-2004-x64
1Nouveau Ar...v2.dll
windows10-2004-x64
1Nouveau Ar...te.yml
windows10-2004-x64
3Nouveau Ar...te.yml
windows11-21h2-x64
3Nouveau Ar...p.asar
windows10-2004-x64
3Nouveau Ar...p.asar
windows11-21h2-x64
3Analysis
- user interaction
yes - max time kernel
149s - max time network
163s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/04/2026, 11:05
Static task
static1
Behavioral task
behavioral1
Sample
Nouveau Archive WinRAR/d3dcompiler_47.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
Nouveau Archive WinRAR/dxcompiler.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral3
Sample
Nouveau Archive WinRAR/dxil.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral4
Sample
Nouveau Archive WinRAR/ffmpeg.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral5
Sample
Nouveau Archive WinRAR/libEGL.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral6
Sample
Nouveau Archive WinRAR/libGLESv2.dll
Resource
win10v2004-20260130-en
Behavioral task
behavioral7
Sample
Nouveau Archive WinRAR/resources/app-update.yml
Resource
win10v2004-20260130-en
Behavioral task
behavioral8
Sample
Nouveau Archive WinRAR/resources/app-update.yml
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
Nouveau Archive WinRAR/resources/app.asar
Resource
win10v2004-20260130-en
Behavioral task
behavioral10
Sample
Nouveau Archive WinRAR/resources/app.asar
Resource
win11-20260130-en
General
- Target Nouveau Archive WinRAR/resources/app.asar
- Size 911.1MB
- Sample260424-m6vbjsfy8s
- SHA256 4ac86b165311773564404d095a9e0a34646903e033a0a39964db8df40e631953
- MD5 177df49a4613794ebc08360f8bf003f4
- SHA1 fc78010492fac36325437cc3fe4620d5a1661887
- SHA512 98bcf6894f999d6619b0e489ba455693146a17f6d5c61091cd64815497215da629501d6db723c564f36f0d44045d6416cdc6c79e4a99dff9da3ff285c6544245
- SSDEEP 196608:OM2WM2MIMvnwjbTPdC7J/iVFkIgnwLcy0v2LH96G8rSE2jNmKCG2Wz2onDUZfq5o:OM2WM2MIMYrAQQy0OTwTrpBVG3Mt
- TLSH T173A91A554E592C299B892EF2BCCEA6F7128F1702282114D9B85EB45713F9C4CC7E8F39
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-745935970-1373868228-562466063-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-745935970-1373868228-562466063-1000_Classes\Local Settings OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3900 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\Nouveau Archive WinRAR\resources\app.asar"1⤵
- Modifies registry class
PID:4816
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3900