7c6f7495d0a981f646bc23fdb39c0e349c598f5d6f4ef0ee58311338ae760194

Analysis

max time kernel
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
25/09/2026, 18:27

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General

Target
fmod.dll
Size 157KB
Sample260925-w32qwstdjb
SHA256 7c6f7495d0a981f646bc23fdb39c0e349c598f5d6f4ef0ee58311338ae760194
MD5 f51a7dd4d040a9c079cf64d36f569673
SHA1 430cff3cd81c0cec45207caa98ecf1ccc2b4971c
SHA512 79ff5a3522559e6dc0f971cbceb07be0a39a5d538590cb9a9f3d52970c0cda1a12da1d8055de923097a7485b1dcfa54dc56709520073c9395607624c0a1a6df2
SSDEEP 3072:66COMOtCkffbueK5QlfQxHTaR2mfm+G95QLOZRnFMFsE9JTjaZsKEb:jcB0bBfWHTaR2mfm+G95nZxFMyy52Zs9
TLSH
T10CF301B571ED603EDBFB04F617C9DF718859B53707F22A94114AA28A089C10F6E82F97
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral11/memory/2424-0-0x0000000010000000-0x0000000010096000-memory.dmp	upx
behavioral11/memory/2424-1-0x0000000010000000-0x0000000010096000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4788	2424	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.

discovery

System Language Discovery

T1614.001

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 4328 wrote to memory of 2424	4328	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fmod.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fmod.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 576
    3⤵
    - Program crash
    PID:4788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2424 -ip 2424
1⤵
PID:2864

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2424-0-0x0000000010000000-0x0000000010096000-memory.dmp

Download

memory/2424-1-0x0000000010000000-0x0000000010096000-memory.dmp