be43e6371e5841660b8388ba0c1cc9c3c25948964b73e7796cd64d3842f975df

Analysis

max time kernel
149s
max time network
152s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
02/05/2026, 12:39

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
RenderSystem_Direct3D9.dll
Size 1.2MB
Sample260502-pvsppafy4x
SHA256 be43e6371e5841660b8388ba0c1cc9c3c25948964b73e7796cd64d3842f975df
MD5 9e690044e2bcd0a9b5a1f31c621ec125
SHA1 0d0788290de79277f5453d68d6846ebaac568d1e
SHA512 ca426bea15dfc63b8ab18b79822fc215bb5cfd0b8573112a57e461fa3b2e4dab3b981bb8dfea7efce0869b07fd2c3e687e4515f1d20f1ac61992761f80b252aa
SSDEEP 24576:rvbF/mUFhIcwRVwt6N07I0d8uZE5ZHyOm:bbFjHkII0d8uZE6
TLSH
T1D745CF01F352C232C45B33B20667637A7279AF550B7647CB16887D7A7E352E1AB3A243
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1808	2852	WerFault.exe	79

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 2808 wrote to memory of 2852	2808	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\RenderSystem_Direct3D9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\RenderSystem_Direct3D9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 528
    3⤵
    - Program crash
    PID:1808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2852 -ip 2852
1⤵
PID:5596

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

Loading Replay Monitor...

Downloads

memory/2852-0-0x0000000002070000-0x00000000025A3000-memory.dmp

Download