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
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-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/System.dll
- Size 12KB
- Sample261026-rhl3gset7t
- SHA256 afe032f942e2ed0bf7494ec08ba813f5739fb522c640bde81d30ecaf9f894432
- MD5 564e01f2c6edfb8475573e1b809cb5eb
- SHA1 5d767e8f685449d86cd8d16c83a814ef8f7d6264
- SHA512 67486f8e996b29688cfb5a57ae4a7604fa0892ba0eeccdd55f514ca4bd9b79a6fe42bfab4fc85156c2258ae66539bdd9bb36a8b5f7f944f3007c2421f244c95c
- SSDEEP 192:rjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZ80QPi:X/Qlt7wiij/lMRv/9V4b8r
- TLSH T1FD426C1297B089F2F551493419667F2A6FBEAC5D27F405A3CFE304C63D212DB9879243
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 4712 4868 WerFault.exe 89 - 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 4824 wrote to memory of 4868 4824 rundll32.exe 89
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4824 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4868 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4868 -s 5163⤵
- Program crash
PID:4712
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4868 -ip 48681⤵PID:1508