9943d4a903771d0876af3039fb3a2ef8ed5696b7996195ea9e867d166e5d7ee2

Analysis

max time kernel
149s
max time network
155s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
04/05/2026, 01:05

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General

Target
$APPDATA/obs-studio-hook/graphics-hook32.dll
Size 242KB
Sample260504-bfzb2aew4p
SHA256 9943d4a903771d0876af3039fb3a2ef8ed5696b7996195ea9e867d166e5d7ee2
MD5 3231a269ee8417bc5323c1045fb01f5c
SHA1 be1f3ffec4e18806834c3f95f784596d053bd4a6
SHA512 572504d1959b1c90cc62178fa10946db4dd4e9cdda4523fe7461d04177e210a86435d2b3fa36552cacd5ef1682e87ce13f9a1d552f7b68839ba425a06051e997
SSDEEP 6144:sgfkSFE8IFJpetU9YiwznRYRjZpJBMNFxkNYrtprwahcWr:F8rVJpeeYiwznRYPBgbkNYrtprw2cWr
TLSH
T17134AE02B0509575C5BE0A3459B6F7759E7CA9702BB485EBA7704CBCCE202C2A97CE1F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2468	2120	WerFault.exe	78

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 3644 wrote to memory of 2120	3644	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$APPDATA\obs-studio-hook\graphics-hook32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$APPDATA\obs-studio-hook\graphics-hook32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2120 -s 492
    3⤵
    - Program crash
    PID:2468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2120 -ip 2120
1⤵
PID:3688

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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