8da3eac14fa887cd1991e8ea6e0e996aeb9b3730a66cc1cc8f7b0c3960762573

Analysis

max time kernel
150s
max time network
145s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/11/2026, 12:33

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General

Target
Release/core/lib/pkg/System.Design.ni.dll
Size 10.8MB
Sample261102-prp5dswt4j
SHA256 8da3eac14fa887cd1991e8ea6e0e996aeb9b3730a66cc1cc8f7b0c3960762573
MD5 c9343e0fa9b0495d437627e704d85305
SHA1 500c81aad7ec5418ba2c98739f4be11af89c0201
SHA512 f83bb387a0714a67eff79fc3c87f2829d30192ac228562a93ef638e9a9f1f9638f28e7e27fd7d66fcd287955cba11b8eb3201b1649ab6c68557ce8001819e20a
SSDEEP 98304:4FfHIA0u9I4nXmFJAxRxFWj7Tbj7zbjfcIF1F1Fs11H0IK4/reVjYqrUlELj0/zT:4h30Olnio11UtMiiqrUlELg3vKM
TLSH
T1E2B62A222FFF2224E0674BBA2932867476777E11B638D16F0408BD5E8E73781B941767
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

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.

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 3500 wrote to memory of 5100	3500	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Release\core\lib\pkg\System.Design.ni.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Release\core\lib\pkg\System.Design.ni.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5100

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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