Overview

overview

10

Static

static

10

tungtung.ps1

windows10-2004-x64

8

tungtung.ps1

windows10-ltsc_2021-x64

10

tungtung.ps1

windows11-21h2-x64

10

tungtung.ps1

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    899s
  • max time network
    555s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/07/2026, 15:00

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General

  • Target
    tungtung.ps1
  • Size 1KB
  • Sample260724-sdb76aserc
  • SHA256 0bd76089e9a297d1e6d323f2ac43788ac57898fcbbd18548d097830b629185ac
  • MD5 SHA1 SHA512 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 40 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 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\tungtung.ps1
    1⤵
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4084
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4604
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5576
      • 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:4748
    • 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:5432
    • 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:5760
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:5924

      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 607B
            • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
            • MD5 SHA1 SHA512 TLSH
            Submit Download

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

            memory/4084-20-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-22-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-6-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-7-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-8-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-9-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-10-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-13-0x0000023DDF870000-0x0000023DDF88E000-memory.dmp
            Download

            memory/4084-14-0x0000023DDFAF0000-0x0000023DDFBA2000-memory.dmp
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            memory/4084-15-0x0000023DDF890000-0x0000023DDF89A000-memory.dmp
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            memory/4084-17-0x0000023DDFD00000-0x0000023DDFD24000-memory.dmp
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            memory/4084-16-0x0000023DDFD00000-0x0000023DDFD2A000-memory.dmp
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            memory/4084-18-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-19-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-5-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-0-0x00007FFBCAD1F000-0x00007FFBCAD20000-memory.dmp
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            memory/4084-25-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-24-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-21-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-26-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-27-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-1-0x0000023DDF7D0000-0x0000023DDF7F2000-memory.dmp
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            memory/4084-31-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4084-4-0x00007FFBCAB90000-0x00007FFBCB534000-memory.dmp
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            memory/4748-228-0x000000000E350000-0x000000000EBCB000-memory.dmp
            Download

            memory/4748-258-0x000000000E350000-0x000000000EBCB000-memory.dmp
            Download

            memory/5432-48-0x000001E1801E0000-0x000001E1802E0000-memory.dmp
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            memory/5432-94-0x000001E1946F0000-0x000001E194710000-memory.dmp
            Download

            memory/5432-80-0x000001E182C50000-0x000001E182C70000-memory.dmp
            Download

            memory/5432-53-0x000001E1829F0000-0x000001E182A10000-memory.dmp
            Download

            memory/5432-54-0x000001E182E30000-0x000001E182F30000-memory.dmp
            Download