Overview
overview
6Static
static
3fmodex.dll
windows10-2004-x64
3fmodex.dll
windows11-ltsc_2024-x64
3zdoom.exe
windows10-2004-x64
3zdoom.exe
windows11-ltsc_2024-x64
6shaders/d3d/build.bat
windows10-2004-x64
3shaders/d3d/build.bat
windows11-ltsc_2024-x64
3shaders/d3...ld.bat
windows10-2004-x64
3shaders/d3...ld.bat
windows11-ltsc_2024-x64
3shaders/d3...ld.bat
windows10-2004-x64
3shaders/d3...ld.bat
windows11-ltsc_2024-x64
3shaders/d3...ld.bat
windows10-2004-x64
3shaders/d3...ld.bat
windows11-ltsc_2024-x64
3Analysis
- max time kernel
150s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/08/2026, 18:25
Static task
static1
Behavioral task
behavioral1
Sample
fmodex.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
fmodex.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
zdoom.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
zdoom.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
shaders/d3d/build.bat
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
shaders/d3d/build.bat
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
shaders/d3d/sm14/build.bat
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
shaders/d3d/sm14/build.bat
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
shaders/d3d/sm20/build.bat
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
shaders/d3d/sm20/build.bat
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
shaders/d3d/sm30/build.bat
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
shaders/d3d/sm30/build.bat
Resource
win11ltsc2024-20260709-en
General
- Target fmodex.dll
- Size 780KB
- Sample260816-w2n4eavvbs
- SHA256 bc2518ad3f2e64951cd3344f3c4988a57e019d0ef5d794fa9f95cf779f634c74
- MD5 b1b0266f34035f3343f1af80ab5aeb94
- SHA1 a11d08922a836a7cc16878ed3107ab094695785e
- SHA512 8ea93859179821c1caad573ddbfa559463a71b901ccb379696ab871389ad99fdd13171d18ce73e1fff221b84dbf34059380c14d9238f36cc6a4b753f9b6e27a7
- SSDEEP 12288:6i1LvuD5qYRf7iFapA0lmNV6h72KVrtZYnNWn2OJRedwdB68JmqGRI7azzeXl:TGNl+shKkUNPbwWI7+
- TLSH T17A05CF52E9C180F6C252C23066597737D7F9B773167CBA8A9F942F286E31601F339286
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- 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 4972 wrote to memory of 4304 4972 rundll32.exe 88
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fmodex.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fmodex.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4304
-