Overview

overview

8

Static

static

1

install.ps1

windows10-2004-x64

8

install.ps1

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/06/2026, 12:18

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General

  • Target
    install.ps1
  • Size 29KB
  • Sample260623-pgmlhscx3k
  • SHA256 ab7d7864801e62f92aa3abf878e3b0aaa8b9f7de03120bc81b029f67281c1842
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwareexecutionpersistenceransomwarespyware

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

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

  • 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.

    persistence
  • 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.

    execution
  • 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
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 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.

    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:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\install.ps1
    1⤵
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:6124
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4992
    • 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:3144
  • 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:2964
  • 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:3044

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        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
        Submit Download

        memory/2964-206-0x000001C0DAB80000-0x000001C0DC45C000-memory.dmp
        Download

        memory/2964-73-0x000001C083C10000-0x000001C083C30000-memory.dmp
        Download

        memory/2964-58-0x000001C093E50000-0x000001C093F50000-memory.dmp
        Download

        memory/2964-56-0x000001C083A10000-0x000001C083A30000-memory.dmp
        Download

        memory/2964-88-0x000001C094250000-0x000001C094270000-memory.dmp
        Download

        memory/2964-42-0x000001C0801E0000-0x000001C0802E0000-memory.dmp
        Download

        memory/6124-8-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-19-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-11-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-13-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-12-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-14-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-15-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-16-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-17-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-10-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-21-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-9-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-0-0x00007FFA0F7CF000-0x00007FFA0F7D0000-memory.dmp
        Download

        memory/6124-7-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-6-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-5-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-4-0x00007FFA0F640000-0x00007FFA0FFE4000-memory.dmp
        Download

        memory/6124-3-0x000001E87EFB0000-0x000001E87EFD2000-memory.dmp
        Download