Overview

overview

10

Static

static

3

JUSTIFICAN...54.exe

windows10-2004-x64

10

JUSTIFICAN...54.exe

windows11-21h2-x64

10

Undvrligst130.ps1

windows10-2004-x64

8

Undvrligst130.ps1

windows11-21h2-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    20/05/2026, 17:55

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General

  • Target
    Undvrligst130.ps1
  • Size 54KB
  • Sample260520-why49sft2q
  • SHA256 1c739a595448826a25d50af246010dbb70fd6a78c5af3316509ff2073e5cad2c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
executionpersistenceransomware

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 58 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 56 IoCs
  • Suspicious use of FindShellTrayWindow 57 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 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\Undvrligst130.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4168
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:2504
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2300
  • 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:3208

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_igg0bafu.uz3.ps1
        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_igg0bafu.uz3.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/2300-54-0x000001F21E070000-0x000001F21E170000-memory.dmp
        Download

        memory/2300-203-0x000001F353D90000-0x000001F353E90000-memory.dmp
        Download

        memory/2300-154-0x000001F23FF00000-0x000001F240000000-memory.dmp
        Download

        memory/2300-131-0x000001F352D80000-0x000001F352E80000-memory.dmp
        Download

        memory/2300-130-0x000001F351F00000-0x000001F351F20000-memory.dmp
        Download

        memory/2300-115-0x000001F351B70000-0x000001F351B90000-memory.dmp
        Download

        memory/2300-114-0x000001F241340000-0x000001F241360000-memory.dmp
        Download

        memory/2300-102-0x000001F2412C0000-0x000001F2412E0000-memory.dmp
        Download

        memory/2504-316-0x000000000E5A0000-0x000000000E627000-memory.dmp
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        memory/4168-18-0x000002BDA7A50000-0x000002BDA7B03000-memory.dmp
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        memory/4168-22-0x000002BDA7DD0000-0x000002BDA7DEA000-memory.dmp
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        memory/4168-24-0x000002BDA7DB0000-0x000002BDA7DB6000-memory.dmp
        Download

        memory/4168-25-0x000002BDA7DC0000-0x000002BDA7DCA000-memory.dmp
        Download

        memory/4168-26-0x000002BD8BA20000-0x000002BD8BA30000-memory.dmp
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        memory/4168-27-0x000002BDA7D80000-0x000002BDA7DAA000-memory.dmp
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        memory/4168-28-0x000002BDA7D80000-0x000002BDA7DA4000-memory.dmp
        Download

        memory/4168-29-0x000002BD8BA20000-0x000002BD8BA30000-memory.dmp
        Download

        memory/4168-31-0x000002BDA7A30000-0x000002BDA7A32000-memory.dmp
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        memory/4168-23-0x000002BDA7D80000-0x000002BDA7D88000-memory.dmp
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        memory/4168-21-0x000002BDA7D70000-0x000002BDA7D7A000-memory.dmp
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        memory/4168-20-0x000002BDA7D90000-0x000002BDA7DAC000-memory.dmp
        Download

        memory/4168-19-0x000002BDA7B10000-0x000002BDA7B1A000-memory.dmp
        Download

        memory/4168-0-0x000002BD8BA20000-0x000002BD8BA30000-memory.dmp
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        memory/4168-17-0x000002BDA7A30000-0x000002BDA7A4C000-memory.dmp
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        memory/4168-10-0x00007FF4CA1D0000-0x00007FF4CA1E0000-memory.dmp
        Download

        memory/4168-9-0x000002BD8BA20000-0x000002BD8BA30000-memory.dmp
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        memory/4168-2-0x000002BDA7770000-0x000002BDA7792000-memory.dmp
        Download

        memory/4168-1-0x000002BD8BA20000-0x000002BD8BA30000-memory.dmp
        Download