Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    05/05/2026, 18:20

General

  • Target
    fo4translator.exe
  • Size 2.8MB
  • Sample260505-wy896sds91
  • SHA256 549a26874eb9a1ec254d989eb98039d3b86bc90fb66f6f78bb84a814afddafc7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell and hide display window.

  • Executes dropped EXE 2 IoCs
  • Prevents Microsoft Defender from scanning certain paths by adding an exclusion. 2 TTPs 1 IoCs

    Uses the Powershell Add-MpPreference cmdlet to exclude paths from being scanned by Microsoft Defender.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Hide Artifacts: Hidden Window 1 TTPs 1 IoCs

    Windows that would typically be displayed when an application carries out an operation can be hidden.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fo4translator.exe
    "C:\Users\Admin\AppData\Local\Temp\fo4translator.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4348
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C powershell.exe -NoProfile -WindowStyle Hidden -ExecutionPolicy Bypass -Command "Add-MpPreference -ExclusionPath \"C:\Users\Admin\AppData\Local\tlelKtZkcM\" ; Add-MpPreference -ExclusionPath \"C:\Users\""
      2⤵
      • Prevents Microsoft Defender from scanning certain paths by adding an exclusion.
      • Hide Artifacts: Hidden Window
      • Suspicious use of WriteProcessMemory
      PID:4828
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -NoProfile -WindowStyle Hidden -ExecutionPolicy Bypass -Command "Add-MpPreference -ExclusionPath \"C:\Users\Admin\AppData\Local\tlelKtZkcM\" ; Add-MpPreference -ExclusionPath \"C:\Users\""
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2016
    • C:\Users\Admin\AppData\Local\tlelKtZkcM\executavel_temporario.exe
      "C:\Users\Admin\AppData\Local\tlelKtZkcM\executavel_temporario.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:4200
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell" -Command "Get-Process | Select-Object Name"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1872
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --headless --incognito
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4704
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --headless --disable-gpu
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:944
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" --headless --disable-gpu
        3⤵
          PID:728
      • C:\Users\Admin\AppData\Local\tlelKtZkcM\executavel_temporario.exe
        C:\Users\Admin\AppData\Local\tlelKtZkcM\executavel_temporario.exe
        2⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious use of WriteProcessMemory
        PID:3308
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "powershell" -Command "Get-Process | Select-Object Name"
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:5260
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --headless --incognito
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1820
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --headless --disable-gpu
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:5436
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" --headless --disable-gpu
          3⤵
            PID:5752
      • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
        1⤵
          PID:4044
        • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
          1⤵
            PID:2812
          • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
            1⤵
              PID:5220
            • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
              "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
              1⤵
                PID:2852
              • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                1⤵
                  PID:4464
                • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                  1⤵
                    PID:2292

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

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                        Downloads

                        powershell.exe.log

                        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                        • Size 4KB
                        • SHA256 e27390d57580e3dfba07bec3d8e430203bbc91e90f6937079b3fd52abc721bd4
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        StartupProfileData-NonInteractive

                        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                        • Size 1KB
                        • SHA256 fb485201330a5ca14dc2d7a80ecf88b5c9e53d59929f9234c3ccf7548e2fe73f
                        • MD5 SHA1 SHA512 TLSH

                        StartupProfileData-NonInteractive

                        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                        • Size 1KB
                        • SHA256 6599e880fe3e074ceda8864fa78b5084cc05ef9785476e36e8133d0fd02abd8e
                        • MD5 SHA1 SHA512 TLSH

                        __PSScriptPolicyTest_dgkup3gz.haw.ps1

                        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dgkup3gz.haw.ps1
                        • Size 60B
                        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                        • MD5 SHA1 SHA512 TLSH

                        executavel_temporario.exe

                        • Path C:\Users\Admin\AppData\Local\tlelKtZkcM\executavel_temporario.exe
                        • Size 2.5MB
                        • SHA256 d9e831226e13377e3811c0c5ee02ec7ccf0b3a8e6e23e39be39273549a3dd910
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        memory/1872-59-0x000001B7E1AC0000-0x000001B7E1AD2000-memory.dmp

                        memory/1872-60-0x000001B7E1AF0000-0x000001B7E1BDA000-memory.dmp

                        memory/1872-58-0x000001B7E19A0000-0x000001B7E19AC000-memory.dmp

                        memory/2016-29-0x0000022833670000-0x000002283375A000-memory.dmp

                        memory/2016-19-0x0000022833DD0000-0x0000022833DEC000-memory.dmp

                        memory/2016-21-0x0000022833E10000-0x0000022833E2A000-memory.dmp

                        memory/2016-22-0x0000022833DC0000-0x0000022833DC8000-memory.dmp

                        memory/2016-23-0x0000022833DF0000-0x0000022833DF6000-memory.dmp

                        memory/2016-24-0x0000022833E00000-0x0000022833E0A000-memory.dmp

                        memory/2016-25-0x000002281B5F0000-0x000002281B600000-memory.dmp

                        memory/2016-28-0x0000022819810000-0x000002281981C000-memory.dmp

                        memory/2016-0-0x000002281B5F0000-0x000002281B600000-memory.dmp

                        memory/2016-30-0x000002281B600000-0x000002281B612000-memory.dmp

                        memory/2016-1-0x0000022833800000-0x0000022833822000-memory.dmp

                        memory/2016-20-0x0000022833DB0000-0x0000022833DBA000-memory.dmp

                        memory/2016-18-0x0000022833A80000-0x0000022833A8A000-memory.dmp

                        memory/2016-17-0x0000022833AA0000-0x0000022833B53000-memory.dmp

                        memory/2016-9-0x00007FF4C7F00000-0x00007FF4C7F10000-memory.dmp

                        memory/2016-16-0x0000022833A60000-0x0000022833A7C000-memory.dmp

                        memory/2016-8-0x000002281B5F0000-0x000002281B600000-memory.dmp

                        memory/3308-68-0x000002385C770000-0x000002385C85A000-memory.dmp

                        memory/4200-67-0x0000025E309C0000-0x0000025E30AAA000-memory.dmp

                        memory/4348-31-0x0000024BF6910000-0x0000024BF69FA000-memory.dmp

                        memory/4348-66-0x0000024BF6910000-0x0000024BF69FA000-memory.dmp

                        memory/5260-65-0x000001F195E70000-0x000001F195E82000-memory.dmp

                        memory/5260-64-0x000001F1ADEA0000-0x000001F1ADF8A000-memory.dmp

                        memory/5260-63-0x000001F195D60000-0x000001F195D6C000-memory.dmp