Overview

overview

10

Static

static

7

Pumpkhn_Un...1).exe

windows10-2004-x64

9

Pumpkhn_Un...1).exe

windows11-ltsc_2024-x64

9

Pumpkhn_Un...ep.exe

windows10-2004-x64

10

Pumpkhn_Un...ep.exe

windows11-ltsc_2024-x64

10

Pumpkhn_Un...IN.exe

windows10-2004-x64

3

Pumpkhn_Un...IN.exe

windows11-ltsc_2024-x64

3

Pumpkhn_Un...64.exe

windows10-2004-x64

1

Pumpkhn_Un...64.exe

windows11-ltsc_2024-x64

1

Pumpkhn_Un...16.exe

windows10-2004-x64

Pumpkhn_Un...16.exe

windows11-ltsc_2024-x64

Pumpkhn_Un...IT.exe

windows10-2004-x64

1

Pumpkhn_Un...IT.exe

windows11-ltsc_2024-x64

1

Pumpkhn_Un...LL.dll

windows10-2004-x64

3

Pumpkhn_Un...LL.dll

windows11-ltsc_2024-x64

3

Pumpkhn_Un...YS.sys

windows10-2004-x64

3

Pumpkhn_Un...YS.sys

windows11-ltsc_2024-x64

3

Pumpkhn_Un...64.sys

windows10-2004-x64

3

Pumpkhn_Un...64.sys

windows11-ltsc_2024-x64

3

Pumpkhn_Un...64.sys

windows10-2004-x64

3

Pumpkhn_Un...64.sys

windows11-ltsc_2024-x64

3

Pumpkhn_Un...H1.exe

windows10-2004-x64

3

Pumpkhn_Un...H1.exe

windows11-ltsc_2024-x64

8

Pumpkhn_Un...er.exe

windows10-2004-x64

6

Pumpkhn_Un...er.exe

windows11-ltsc_2024-x64

6

Pumpkhn_Un...AC.exe

windows10-2004-x64

7

Pumpkhn_Un...AC.exe

windows11-ltsc_2024-x64

8

Pumpkhn_Un...er.bat

windows10-2004-x64

4

Pumpkhn_Un...er.bat

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    899s
  • max time network
    551s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/11/2026, 12:59

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General

  • Target
    Pumpkhn_UnhwidBan/Unhwidban/hwid/FIles/FN Cleaner/FortniteTracerCleaner1803-21H1.exe
  • Size 304KB
  • Sample261102-p77pdatwht
  • SHA256 9d3f799ffdaf3da704f48ada30c786b1ad5294c2f449c1aa6305d2f56bf74c4a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoveryexecutionpersistenceransomwarespyware

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.

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 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:\Users\Admin\AppData\Local\Temp\Pumpkhn_UnhwidBan\Unhwidban\hwid\FIles\FN Cleaner\FortniteTracerCleaner1803-21H1.exe
    "C:\Users\Admin\AppData\Local\Temp\Pumpkhn_UnhwidBan\Unhwidban\hwid\FIles\FN Cleaner\FortniteTracerCleaner1803-21H1.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4836
    • C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\4D2C.tmp\4D2D.tmp\4D2E.bat "C:\Users\Admin\AppData\Local\Temp\Pumpkhn_UnhwidBan\Unhwidban\hwid\FIles\FN Cleaner\FortniteTracerCleaner1803-21H1.exe""
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2448
      • C:\Windows\system32\cacls.exe
        "C:\Windows\system32\cacls.exe" "C:\Windows\system32\config\system"
        3⤵
          PID:4700
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:1556
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1048
        • 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:4752
      • 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:3760
      • 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:4648
      • C:\Windows\System32\SecurityHealthHost.exe
        \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
        1⤵
          PID:5368

        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

              4D2E.bat
              • Path C:\Users\Admin\AppData\Local\Temp\4D2C.tmp\4D2D.tmp\4D2E.bat
              • Size 214KB
              • SHA256 277905250aa0be9c45d786e50aef6145d8c4319a62c58b613b8cc8b5c81422e9
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              memory/3760-22-0x0000019E801E0000-0x0000019E802E0000-memory.dmp
              Download

              memory/3760-24-0x0000019E801E0000-0x0000019E802E0000-memory.dmp
              Download

              memory/3760-38-0x0000019E83D10000-0x0000019E83D30000-memory.dmp
              Download

              memory/3760-46-0x0000019E94310000-0x0000019E94330000-memory.dmp
              Download

              memory/3760-34-0x0000019E93D70000-0x0000019E93E70000-memory.dmp
              Download

              memory/3760-33-0x0000019E83930000-0x0000019E83950000-memory.dmp
              Download

              memory/4836-0-0x0000000000417000-0x0000000000418000-memory.dmp
              Download