Overview

overview

10

Static

static

3

423dd6ea27...08.exe

windows10-2004-x64

10

423dd6ea27...08.exe

windows11-ltsc_2024-x64

6

eftertragtelsens.ps1

windows10-2004-x64

8

eftertragtelsens.ps1

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/08/2026, 19:00

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General

  • Target
    eftertragtelsens.ps1
  • Size 51KB
  • Sample260810-xn29jsaa98
  • SHA256 465e4fa59cb46acbaf0942200d1e5dcf6ab258cc198561751f4faea56e9bcfcb
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
executionpersistenceransomware

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.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

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

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

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 44 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.

    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\eftertragtelsens.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1748
  • 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 use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:1060
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1080
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:4520

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        AppCache134308620726623907.txt
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache134308620726623907.txt
        • Size 80KB
        • SHA256 65fcbc3c69abdcd44e80f642d0c60555c50bef896b0f13740769ff25fe863f22
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        CortanaUnifiedTileModelCache.dat
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\TempState\CortanaUnifiedTileModelCache.dat
        • Size 18KB
        • SHA256 22597c569884136a88191249f554b6280ea7e60e97ee313d70f21edbace6fdde
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        __PSScriptPolicyTest_gnxxrtl2.mnf.ps1
        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gnxxrtl2.mnf.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/1060-101-0x0000000004780000-0x0000000004781000-memory.dmp
        Download

        memory/1080-65-0x000001FFECD10000-0x000001FFECD30000-memory.dmp
        Download

        memory/1080-80-0x000001FFED320000-0x000001FFED340000-memory.dmp
        Download

        memory/1080-52-0x000001FFECD50000-0x000001FFECD70000-memory.dmp
        Download

        memory/1080-47-0x000001FFEC340000-0x000001FFEC440000-memory.dmp
        Download

        memory/1080-49-0x000001FFEC340000-0x000001FFEC440000-memory.dmp
        Download

        memory/1748-10-0x0000020CF5130000-0x0000020CF5140000-memory.dmp
        Download

        memory/1748-16-0x0000020CF7730000-0x0000020CF7732000-memory.dmp
        Download

        memory/1748-15-0x0000020CF5130000-0x0000020CF5140000-memory.dmp
        Download

        memory/1748-13-0x0000020CF7760000-0x0000020CF7784000-memory.dmp
        Download

        memory/1748-12-0x0000020CF7760000-0x0000020CF778A000-memory.dmp
        Download

        memory/1748-11-0x0000020CF5130000-0x0000020CF5140000-memory.dmp
        Download

        memory/1748-0-0x0000020CF5130000-0x0000020CF5140000-memory.dmp
        Download

        memory/1748-7-0x0000020CF7250000-0x0000020CF7272000-memory.dmp
        Download

        memory/1748-1-0x0000020CF5130000-0x0000020CF5140000-memory.dmp
        Download