Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    28/05/2026, 15:23

General

  • Target
    Subdiapasonic208.ps1
  • Size 51KB
  • Sample260528-sshcqacz9q
  • SHA256 d660d97dd5e2c4ab186885ed02be36cb8594716baa96ab58c444081795bf9314
  • MD5 SHA1 SHA512 SSDEEP TLSH

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.

  • 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.

  • Checks SCSI registry key(s) 3 TTPs 58 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 49 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 62 IoCs
  • Suspicious use of FindShellTrayWindow 57 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 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.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\Subdiapasonic208.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1264
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4124
  • 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:4272
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3132

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_rrt4yccv.xix.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rrt4yccv.xix.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/1264-25-0x000001604F310000-0x000001604F316000-memory.dmp

        memory/1264-32-0x0000016033D10000-0x00000160347D2000-memory.dmp

        memory/1264-8-0x0000016033D10000-0x00000160347D2000-memory.dmp

        memory/1264-9-0x0000016033D10000-0x00000160347D2000-memory.dmp

        memory/1264-26-0x000001604F320000-0x000001604F32A000-memory.dmp

        memory/1264-17-0x000001604EF80000-0x000001604EF9C000-memory.dmp

        memory/1264-18-0x000001604EFA0000-0x000001604F053000-memory.dmp

        memory/1264-19-0x0000016033D10000-0x00000160347D2000-memory.dmp

        memory/1264-20-0x000001604F060000-0x000001604F06A000-memory.dmp

        memory/1264-21-0x000001604F090000-0x000001604F0AC000-memory.dmp

        memory/1264-22-0x000001604F070000-0x000001604F07A000-memory.dmp

        memory/1264-23-0x000001604F330000-0x000001604F34A000-memory.dmp

        memory/1264-1-0x000001604ED00000-0x000001604ED22000-memory.dmp

        memory/1264-0-0x00000160344DA000-0x00000160344DB000-memory.dmp

        memory/1264-10-0x0000016033D10000-0x00000160347D2000-memory.dmp

        memory/1264-27-0x0000016033D10000-0x00000160347D2000-memory.dmp

        memory/1264-28-0x000001604F080000-0x000001604F0AA000-memory.dmp

        memory/1264-29-0x000001604F080000-0x000001604F0A4000-memory.dmp

        memory/1264-30-0x0000016033D10000-0x00000160347D2000-memory.dmp

        memory/1264-24-0x000001604F080000-0x000001604F088000-memory.dmp

        memory/1264-33-0x0000016033D10000-0x00000160347D2000-memory.dmp

        memory/3132-53-0x000001B915B00000-0x000001B915C00000-memory.dmp

        memory/3132-90-0x000001B9287C0000-0x000001B9287E0000-memory.dmp

        memory/3132-91-0x000001B9287A0000-0x000001B9287C0000-memory.dmp

        memory/3132-94-0x000001B928740000-0x000001B928760000-memory.dmp

        memory/3132-118-0x000001BA29FA0000-0x000001BA29FC0000-memory.dmp

        memory/3132-187-0x000001BA3B4A0000-0x000001BA3B5A0000-memory.dmp

        memory/3132-284-0x000001B1140B0000-0x000001B115AB5000-memory.dmp