Overview
overview
7Static
static
3Fauna-Setup-1.3.6.exe
windows10-2004-x64
7Fauna-Setup-1.3.6.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows11-ltsc_2024-x64
3Fauna.exe
windows10-2004-x64
7Fauna.exe
windows11-ltsc_2024-x64
4LICENSES.c...m.html
windows10-2004-x64
3LICENSES.c...m.html
windows11-ltsc_2024-x64
3d3dcompiler_47.dll
windows10-2004-x64
1ffmpeg.dll
windows10-2004-x64
1ffmpeg.dll
windows11-ltsc_2024-x64
1libEGL.dll
windows10-2004-x64
1libEGL.dll
windows11-ltsc_2024-x64
1libGLESv2.dll
windows10-2004-x64
1libGLESv2.dll
windows11-ltsc_2024-x64
1resources/app/boot.js
windows10-2004-x64
3resources/app/boot.js
windows11-ltsc_2024-x64
3resources/...oad.js
windows10-2004-x64
3resources/...oad.js
windows11-ltsc_2024-x64
3resources/...ice.js
windows10-2004-x64
3resources/...ice.js
windows11-ltsc_2024-x64
3resources/...ord.js
windows10-2004-x64
3resources/...ord.js
windows11-ltsc_2024-x64
3resources/...oad.js
windows10-2004-x64
3resources/...oad.js
windows11-ltsc_2024-x64
3resources/...x.html
windows10-2004-x64
3resources/...x.html
windows11-ltsc_2024-x64
3resources/app/main.js
windows10-2004-x64
3resources/app/main.js
windows11-ltsc_2024-x64
3resources/...oad.js
windows10-2004-x64
3Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
26/10/2026, 14:11
Static task
static1
Behavioral task
behavioral1
Sample
Fauna-Setup-1.3.6.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
Fauna-Setup-1.3.6.exe
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral7
Sample
Fauna.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral8
Sample
Fauna.exe
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral9
Sample
LICENSES.chromium.html
Resource
win10v2004-20260911-en
Behavioral task
behavioral10
Sample
LICENSES.chromium.html
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral11
Sample
d3dcompiler_47.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral12
Sample
ffmpeg.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral13
Sample
ffmpeg.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral14
Sample
libEGL.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral15
Sample
libEGL.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral16
Sample
libGLESv2.dll
Resource
win10v2004-20260911-en
Behavioral task
behavioral17
Sample
libGLESv2.dll
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral18
Sample
resources/app/boot.js
Resource
win10v2004-20260911-en
Behavioral task
behavioral19
Sample
resources/app/boot.js
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral20
Sample
resources/app/captchaPreload.js
Resource
win10v2004-20260911-en
Behavioral task
behavioral21
Sample
resources/app/captchaPreload.js
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral22
Sample
resources/app/device.js
Resource
win10v2004-20260911-en
Behavioral task
behavioral23
Sample
resources/app/device.js
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral24
Sample
resources/app/discord.js
Resource
win10v2004-20260911-en
Behavioral task
behavioral25
Sample
resources/app/discord.js
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral26
Sample
resources/app/gamePreload.js
Resource
win10v2004-20260911-en
Behavioral task
behavioral27
Sample
resources/app/gamePreload.js
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral28
Sample
resources/app/index.html
Resource
win10v2004-20260911-en
Behavioral task
behavioral29
Sample
resources/app/index.html
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral30
Sample
resources/app/main.js
Resource
win10v2004-20260911-en
Behavioral task
behavioral31
Sample
resources/app/main.js
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral32
Sample
resources/app/preload.js
Resource
win10v2004-20260911-en
General
- Target $PLUGINSDIR/nsDialogs.dll
- Size 9KB
- Sample261026-rhl3gset7t
- SHA256 9c76f4d53ceee2a471c936e0899688405e1009ce962d140e9acb49ed68d114cb
- MD5 79c27de4d1c6d295fefaa70f608f1c67
- SHA1 feba90c93db3fedd450a81eb2603f793332d1a83
- SHA512 fbd79f3946032821584ea2fa4b559ac5809ab45fdc9107eb47c9ff3fa3229d7748a7b2ed588709e59cce16a4f8e58ed98b46cb061acf1080e78434d184f51ec7
- SSDEEP 96:oQEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YbNqkzfFc:oQEvCu5e81785qHFcU0PuAw0uyBIFc
- TLSH T1E612E892A2A454B3C5D6523B35AA2F2DCBBD5329B0927C01C7738E4D39395766E38343
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 3536 4392 WerFault.exe 84 - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2688 wrote to memory of 4392 2688 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4392 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4392 -s 6363⤵
- Program crash
PID:3536
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4392 -ip 43921⤵PID:3452