af8934f48cdb8bb173cea698f2f098081e20f7651b6cde2727413d44263e8bb3

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
10/09/2026, 19:44

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General

Target
VFS/AppData/PKeep/d3dcompiler_47.dll
Size 4.0MB
Sample260910-yfs7cavfqb
SHA256 af8934f48cdb8bb173cea698f2f098081e20f7651b6cde2727413d44263e8bb3
MD5 f620e01181acb5cd313aeea81e6cda65
SHA1 fbcf1b4ac1b3b5a1311e72ec6c52b66ca6b3dfc9
SHA512 ee98ab79e3a043fdbed7dfe300b388394aec6e1e6834e66740360e00c8ad61feb402556bf3d958976d9256095c7bca8bc87c34f52d3bd980c7d11b4af82c64db
SSDEEP 49152:xlEaLLznrGiwdkHdA/UMo2h5XttSdY8f2W0z0oP0Qi0Cd5Y3zH4En8++DrBxDjP5:xW8WL9cdBRkCAzhngDrBxfqHGH
TLSH
T138169E31FA428172C8CA05F066AEB76A957D9B30173844D352D0AD79EC702D36F3AB97
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1724	888	WerFault.exe	82

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 1352 wrote to memory of 888	1352	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\d3dcompiler_47.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\d3dcompiler_47.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 888 -s 612
    3⤵
    - Program crash
    PID:1724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 888 -ip 888
1⤵
PID:1692

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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