Analysis

  • max time kernel
    127s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/07/2026, 12:42

General

  • Target
    art/sounds/radio/RadioPrep.ps1
  • Size 19KB
  • Sample260703-pxpe2set3n
  • SHA256 9d9c16e33b1719f5c1e6f79e5132597bebaa87c5cc86b4ae9e330220c5ca105c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 42 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 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.

  • Uses Volume Shadow Copy WMI provider

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

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\art\sounds\radio\RadioPrep.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5244
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3916
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2280
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2756
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4736

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        prep_Activatable Class_Hermes_perf.cache

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH

        memory/2756-34-0x000001AD801E0000-0x000001AD802E0000-memory.dmp

        memory/2756-35-0x000001AD801E0000-0x000001AD802E0000-memory.dmp

        memory/2756-36-0x000001AD801E0000-0x000001AD802E0000-memory.dmp

        memory/2756-46-0x000001AD83930000-0x000001AD83950000-memory.dmp

        memory/2756-66-0x000001AD83C70000-0x000001AD83C90000-memory.dmp

        memory/2756-47-0x000001AD93D90000-0x000001AD93E90000-memory.dmp

        memory/2756-80-0x000001AD942A0000-0x000001AD942C0000-memory.dmp

        memory/5244-22-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-25-0x000001B6B69F0000-0x000001B6B6A0E000-memory.dmp

        memory/5244-15-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-14-0x000001B6B67D0000-0x000001B6B67EE000-memory.dmp

        memory/5244-17-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-16-0x000001B6B6930000-0x000001B6B69E2000-memory.dmp

        memory/5244-18-0x000001B6B67C0000-0x000001B6B67CA000-memory.dmp

        memory/5244-19-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-20-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-21-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-0-0x00007FFA102DF000-0x00007FFA102E0000-memory.dmp

        memory/5244-23-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-24-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-11-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-26-0x000001B6B67F0000-0x000001B6B67FA000-memory.dmp

        memory/5244-27-0x000001B6B6A10000-0x000001B6B6A2C000-memory.dmp

        memory/5244-30-0x000001B6B6A30000-0x000001B6B6A3A000-memory.dmp

        memory/5244-29-0x000001B6B6810000-0x000001B6B6816000-memory.dmp

        memory/5244-28-0x000001B6B6800000-0x000001B6B6808000-memory.dmp

        memory/5244-32-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-10-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-9-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-8-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-7-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-6-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-5-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp

        memory/5244-3-0x000001B69E3D0000-0x000001B69E3F2000-memory.dmp

        memory/5244-4-0x00007FFA10150000-0x00007FFA10AF4000-memory.dmp