Overview

overview

10

Static

static

10

install.ps1

windows10-2004-x64

3

install.ps1

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    132s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    21/06/2026, 12:11

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General

  • Target
    install.ps1
  • Size 25KB
  • Sample260621-pc26eac17k
  • SHA256 60572acf8a2bca55c6eeb6305626347f393100c24f599991111fd82313db8662
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwareexecutionpersistenceransomwarespyware

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.

    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 37 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 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⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3572
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:716
    • 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:1440
  • 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:5980
  • 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:2836

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

        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 595B
        • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
        • MD5 SHA1 SHA512 TLSH
        Submit Download

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

        memory/1440-195-0x000000000EB30000-0x000000000F3AB000-memory.dmp
        Download

        memory/3572-15-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-19-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-11-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-12-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-13-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-14-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-0-0x00007FFE593DF000-0x00007FFE593E0000-memory.dmp
        Download

        memory/3572-16-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-18-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-10-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-9-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/3572-6-0x0000025449980000-0x00000254499A2000-memory.dmp
        Download

        memory/3572-8-0x00007FFE59250000-0x00007FFE59BF4000-memory.dmp
        Download

        memory/5980-86-0x0000028C04290000-0x0000028C042B0000-memory.dmp
        Download

        memory/5980-61-0x0000028C03D20000-0x0000028C03D40000-memory.dmp
        Download

        memory/5980-32-0x0000028C001E0000-0x0000028C002E0000-memory.dmp
        Download

        memory/5980-30-0x0000028C001E0000-0x0000028C002E0000-memory.dmp
        Download

        memory/5980-52-0x0000028C03F20000-0x0000028C04020000-memory.dmp
        Download

        memory/5980-51-0x0000028C03AB0000-0x0000028C03AD0000-memory.dmp
        Download