c291f69fe2c0a95a9949ac15d06182344d646cf591752e0db27e2a09c90a97e6 | Triage

Analysis

max time kernel
91s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
05/07/2024, 10:12

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General

Target

NvFlexExtReleaseD3D_x86.dll
Size

359KB
MD5

ec26c7e1f205532a1a5aa27cc36d42a8
SHA1

cf1580cbcce26fa0aef83ab7f1ae8ccd055c7efc
SHA256

45540d72c90d4410a1a4746da83bc1c80ab5a3a5ed806d63459acbdbd8ad6c92
SHA512

c311ef34b8d216fa131c2fe6bd5ff8b5427895a1fc963adb144462bfc92d5555abb00085a16fb550b400cc7fa77dc23bc480f25a34283674ebeb173870e1d4f0
SSDEEP

6144:0dmDXKvDKL/lAKZOZ1N4+pUx3TQlvJKrqJubFfk1ysxIc:0dmDXKmZK7pI3ElvJKtZKywIc

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2064	1272	WerFault.exe	81

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 1272	2384	rundll32.exe	81
PID 2384 wrote to memory of 1272	2384	rundll32.exe	81
PID 2384 wrote to memory of 1272	2384	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NvFlexExtReleaseD3D_x86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NvFlexExtReleaseD3D_x86.dll,#1
  2⤵
  PID:1272
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1272 -s 612
    3⤵
    - Program crash
    PID:2064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1272 -ip 1272
1⤵
PID:4976

Network

MITRE ATT&CK Matrix

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