Overview

overview

10

Static

static

3

file.exe

windows10-2004-x64

10

file.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/09/2026, 16:07

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General

  • Target
    file.exe
  • Size 631KB
  • Sample260901-tkq6bsscla
  • SHA256 b01168b6a5517bc4491a2f0420def87e8ad4267c3662c498016eca1e37dca80a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasionpersistenceprivilege_escalationransomwaretrojan

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 2 IoCs
    defense_evasiontrojan
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
    defense_evasiontrojan
  • 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
  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    persistenceprivilege_escalation
  • Executes dropped EXE 1 IoCs
  • Windows security modification 2 TTPs 3 IoCs
    defense_evasiontrojan
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 22 IoCs

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

  • Modifies registry class 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of FindShellTrayWindow 40 IoCs
  • Suspicious use of SendNotifyMessage 37 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 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\explorer.exe
    explorer.exe /LOADSAVEDWINDOWS
    1⤵
      PID:1452
      • C:\Users\Admin\AppData\Local\Temp\file.exe
        "C:\Users\Admin\AppData\Local\Temp\file.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4644
      • C:\Users\Admin\AppData\Roaming\Microsoft\DriverStore\RuntimeBroker.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\DriverStore\RuntimeBroker.exe"
        2⤵
        • Modifies Windows Defender Real-time Protection settings
        • Windows security bypass
        • Creates a file in the Startup directory
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5628
        • C:\Windows\explorer.exe
          "C:\Windows\explorer.exe"
          3⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Enumerates connected drives
          • Checks SCSI registry key(s)
          • Modifies registry class
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:2892
    • 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:5740
    • 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:1336

    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 b1f5ddf24eb5347ed1088b92a5a5126de014b4f3cda205f8612b62bb195390aa
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          RuntimeBroker.exe
          • Path C:\Users\Admin\AppData\Roaming\Microsoft\DriverStore\RuntimeBroker.exe
          • Size 631KB
          • SHA256 b01168b6a5517bc4491a2f0420def87e8ad4267c3662c498016eca1e37dca80a
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          drvupd.log
          • Path C:\Users\Admin\AppData\Roaming\Microsoft\drvupd.log
          • Size 2KB
          • SHA256 868f116a4c434b137e4b9b0136b3be7ae20a9e0b30dfa81417d8970f5928cfd4
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          memory/1336-35-0x00000220001E0000-0x00000220002E0000-memory.dmp
          Download

          memory/1336-47-0x0000022001A10000-0x0000022001A30000-memory.dmp
          Download

          memory/1336-81-0x0000022014230000-0x0000022014250000-memory.dmp
          Download

          memory/1336-67-0x0000022001DF0000-0x0000022001E10000-memory.dmp
          Download

          memory/1336-48-0x0000022001E70000-0x0000022001F70000-memory.dmp
          Download

          memory/2892-198-0x000000000B960000-0x000000000C1DB000-memory.dmp
          Download

          memory/5628-3-0x00007FF71C9B0000-0x00007FF71CA5A000-memory.dmp
          Download