8fdbf2e7885aed7b918d92f0e1def1d4e441d454950c557f154019fc344abda2 | Triage

Analysis

max time kernel
91s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
03-06-2024 12:06

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General

Target

PBWS32.dll
Size

38KB
MD5

410d09e8cd553a560386c5a76f265cf5
SHA1

30488587ce89e56f21ea9da7d3b172d93decae0f
SHA256

8e55f3ed041daf39b531b20f4607111f2175dea1ddcbb0645b07c5fc808ed240
SHA512

029c06457ef5b41f75dd7640e8d8c9eb663b9e190d977e9dbccfc8ff5181dc0b9d39cf4d72b4defd6542f0c0890e775f2d4cf974a6074b5f5009d5e29729f3ba
SSDEEP

768:pngliMfJPJ3qSGA+LPBVAx8Lb2AUCTMz2a7easJ:vm3hG5LPB+EU/zfyaw

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1356 2156 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 780 wrote to memory of 2156	780	rundll32.exe	rundll32.exe
PID 780 wrote to memory of 2156	780	rundll32.exe	rundll32.exe
PID 780 wrote to memory of 2156	780	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\PBWS32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\PBWS32.dll,#1
  2⤵
  PID:2156
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2156 -s 624
    3⤵
    - Program crash
    PID:1356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2156 -ip 2156
1⤵
PID:764

Network

MITRE ATT&CK Matrix

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