a396d3f96540a75df6cc663945667551822d6f33259f87dc6b4a369cfa858649 | Triage

Analysis

max time kernel
139s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
25-05-2024 10:05

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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

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 2528	3980	rundll32.exe	90
PID 3980 wrote to memory of 2528	3980	rundll32.exe	90
PID 3980 wrote to memory of 2528	3980	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\PBWS32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\PBWS32.dll,#1
  2⤵
  PID:2528

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4092 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
1⤵
PID:1864

Network

MITRE ATT&CK Matrix

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