Overview

overview

8

Static

static

1

install.ps1

windows10-2004-x64

8

install.ps1

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • 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, 18:12

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General

  • Target
    install.ps1
  • Size 7KB
  • Sample260703-wtk2sadx6x
  • SHA256 34d5e0594aaebd6685015e6bb6e1b7f8f5ca71d53e9bb089c27c01492eaa6d72
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwareexecutionpersistenceransomwarespyware

Malware Config

Signatures

  • Badlisted process makes network request 2 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 37 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 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:\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
    • Suspicious use of WriteProcessMemory
    PID:4904
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\szkm0xtt\szkm0xtt.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:828
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES8AA2.tmp" "c:\Users\Admin\AppData\Local\Temp\szkm0xtt\CSC9F902A50E8D442F84C38917EF13AD6E.TMP"
        3⤵
          PID:4212
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:3556
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1400
        • 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:3264
      • 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:2020
      • 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:1844

      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

            RES8AA2.tmp
            • Path C:\Users\Admin\AppData\Local\Temp\RES8AA2.tmp
            • Size 1KB
            • SHA256 324551052f28accf9841be35619a5ff932a3b70dbef5a4cefaa3e65870c4d9e7
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            szkm0xtt.dll
            • Path C:\Users\Admin\AppData\Local\Temp\szkm0xtt\szkm0xtt.dll
            • Size 3KB
            • SHA256 8c7fe468796880b552cb47928386d318d6dcbb024fbef18782a2649c351dad0c
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            CSC9F902A50E8D442F84C38917EF13AD6E.TMP
            • Path \??\c:\Users\Admin\AppData\Local\Temp\szkm0xtt\CSC9F902A50E8D442F84C38917EF13AD6E.TMP
            • Size 652B
            • SHA256 80af48be2dab85bd8e2c583af54681161126025d4fb578af52f6b7a9f2274cec
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            szkm0xtt.0.cs
            • Path \??\c:\Users\Admin\AppData\Local\Temp\szkm0xtt\szkm0xtt.0.cs
            • Size 360B
            • SHA256 38e83171dcaf201a2ab04bf88f4a956eaf3d4298e5c1dccb28a0666a5bc1c081
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            szkm0xtt.cmdline
            • Path \??\c:\Users\Admin\AppData\Local\Temp\szkm0xtt\szkm0xtt.cmdline
            • Size 369B
            • SHA256 76aee11481cdbbf00a37af51ce6a9e05198260fbd366f98abf156f7c82dd22c6
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            memory/2020-71-0x000002AE83A20000-0x000002AE83A40000-memory.dmp
            Download

            memory/2020-112-0x000002AE84170000-0x000002AE84190000-memory.dmp
            Download

            memory/2020-57-0x000002AE801E0000-0x000002AE802E0000-memory.dmp
            Download

            memory/2020-72-0x000002AE83E40000-0x000002AE83F40000-memory.dmp
            Download

            memory/2020-73-0x000002AE83E00000-0x000002AE83E20000-memory.dmp
            Download

            memory/3264-223-0x000000000E180000-0x000000000E2EC000-memory.dmp
            Download

            memory/4904-11-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-13-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-21-0x0000019DD4480000-0x0000019DD448A000-memory.dmp
            Download

            memory/4904-19-0x0000019DD4460000-0x0000019DD447E000-memory.dmp
            Download

            memory/4904-22-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-24-0x0000019DD4460000-0x0000019DD446A000-memory.dmp
            Download

            memory/4904-23-0x0000019DD4470000-0x0000019DD4482000-memory.dmp
            Download

            memory/4904-25-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-26-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-28-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-27-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-29-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-14-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-20-0x0000019DD4910000-0x0000019DD49C2000-memory.dmp
            Download

            memory/4904-12-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-0-0x00007FFAAFD0F000-0x00007FFAAFD10000-memory.dmp
            Download

            memory/4904-45-0x0000019DD4430000-0x0000019DD4438000-memory.dmp
            Download

            memory/4904-10-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-47-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-9-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-8-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-7-0x0000019DD4410000-0x0000019DD4418000-memory.dmp
            Download

            memory/4904-6-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-5-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-4-0x00007FFAAFB80000-0x00007FFAB0524000-memory.dmp
            Download

            memory/4904-3-0x0000019DBC050000-0x0000019DBC072000-memory.dmp
            Download