Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/08/2026, 12:05

General

  • Target
    Installer-1.0.7.exe
  • Size 9.8MB
  • Sample260809-n9dnmszzft
  • SHA256 48f359326787a848b89d838a318d797c51fd7feeeee602fff5f46b9d3f7b53ce
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • 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 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Time Discovery 1 TTPs 1 IoCs

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

  • Modifies registry key 1 TTPs 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer-1.0.7.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer-1.0.7.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3284
    • C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\MadiumInstaller.exe
      "C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\MadiumInstaller.exe" --from-sfx --first-install
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4260
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoLogo -NoProfile -NonInteractive -ExecutionPolicy Bypass -Command "$ErrorActionPreference='Stop'; if ($null -eq (Get-Command Get-MpComputerStatus -ErrorAction SilentlyContinue)) { exit 0 }; $status=Get-MpComputerStatus -ErrorAction SilentlyContinue; if ($null -eq $status -or $status.AntivirusEnabled -ne $true) { exit 0 }; $p='C:\Users\Admin\AppData\Local\Madium'.TrimEnd('\'); $current=@((Get-MpPreference -ErrorAction Stop).ExclusionPath); $has=@($current | Where-Object { $_ -and $_.TrimEnd('\') -ieq $p }).Count -gt 0; if (-not $has) { Add-MpPreference -ExclusionPath $p -ErrorAction Stop; $current=@((Get-MpPreference -ErrorAction Stop).ExclusionPath); $has=@($current | Where-Object { $_ -and $_.TrimEnd('\') -ieq $p }).Count -gt 0; if (-not $has) { throw 'Defender did not save the exclusion.' } }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1620
      • C:\Program Files\dotnet\dotnet.exe
        dotnet.exe --list-runtimes
        3⤵
        • System Time Discovery
        PID:3248
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query HKLM\SOFTWARE\Microsoft\VisualStudio\14.0\VC\Runtimes\x64 /v Installed
        3⤵
        • Modifies registry key
        PID:3068
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query HKLM\SOFTWARE\WOW6432Node\Microsoft\VisualStudio\14.0\VC\Runtimes\x64 /v Installed
        3⤵
        • Modifies registry key
        PID:1184
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query HKLM\SOFTWARE\Microsoft\VisualStudio\14.0\VC\Runtimes\x86 /v Installed
        3⤵
        • Modifies registry key
        PID:3896
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query HKLM\SOFTWARE\WOW6432Node\Microsoft\VisualStudio\14.0\VC\Runtimes\x86 /v Installed
        3⤵
        • Modifies registry key
        PID:1684
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query HKLM\SOFTWARE\Microsoft\EdgeUpdate\Clients\{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5} /v pv
        3⤵
        • Modifies registry key
        PID:3660
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query HKLM\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate\Clients\{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5} /v pv
        3⤵
        • Modifies registry key
        PID:2888
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query HKCU\Software\Microsoft\EdgeUpdate\Clients\{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5} /v pv
        3⤵
        • Modifies registry key
        PID:3640
      • C:\Windows\System32\reg.exe
        C:\Windows\System32\reg.exe query "HKLM\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full" /v Release
        3⤵
          PID:1596

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          Madium.exe.download

          • Path C:\Users\Admin\AppData\Local\Madium\Bin\Madium.exe.download
          • Size 12.0MB
          • SHA256 031e36ef302fcfc8527ec40cced1b9b6bfa2508493a8744932fd6403fc0edc51
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MadiumInstaller.exe

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\MadiumInstaller.exe
          • Size 201KB
          • SHA256 6fd337856b578dcd62a24c5247ca5ba92de246acc0a2d95e03400dc954a97f1c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          app.so

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\data\app.so
          • Size 5.3MB
          • SHA256 0f6f8ad3b139c34d223f57f799a84065ce42530de7d87a9123a62169d3eb04a4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          AssetManifest.bin

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\data\flutter_assets\AssetManifest.bin
          • Size 2B
          • SHA256 f566cc6fccc657365c0197accf3a7d6f80f85209ff666ff774f4dcbc524aa842
          • MD5 SHA1 SHA512

          FontManifest.json

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\data\flutter_assets\FontManifest.json
          • Size 82B
          • SHA256 28b1eb2b3d2e1ad60b8c8b0f9100b1ccbf492f7fa97f5bebb51ea97e73926e7d
          • MD5 SHA1 SHA512 TLSH

          NOTICES.Z

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\data\flutter_assets\NOTICES.Z
          • Size 102KB
          • SHA256 bdb492de2b031ec16101eede4cd2f26feefcd75c16a09239fa471a9cc552fcca
          • MD5 SHA1 SHA512 SSDEEP TLSH

          NativeAssetsManifest.json

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\data\flutter_assets\NativeAssetsManifest.json
          • Size 45B
          • SHA256 9548a31e4a048135c1d94f919328bfb62ae2c7bb3cab96557c7941daa97776cb
          • MD5 SHA1 SHA512

          MaterialIcons-Regular.otf

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\data\flutter_assets\fonts\MaterialIcons-Regular.otf
          • Size 1.6MB
          • SHA256 d9865b671a09d683d13a863089d8825e0f61a37696ce5d7d448bc8023aa62453
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ink_sparkle.frag

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\data\flutter_assets\shaders\ink_sparkle.frag
          • Size 21KB
          • SHA256 1fe8436a743884cb65078fe8c7b38e18f5365f2a2961270916f426fd13c604af
          • MD5 SHA1 SHA512 SSDEEP TLSH

          stretch_effect.frag

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\data\flutter_assets\shaders\stretch_effect.frag
          • Size 17KB
          • SHA256 62a899ff4e168ac6ca888ce7c2f40e5d3fbf8ca20a1c3ded781a116a6d7907e2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          icudtl.dat

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\data\icudtl.dat
          • Size 842KB
          • SHA256 998367809a821d595928089c197b3f7959f0420f81f79d4d0daee53378492ed5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          flutter_windows.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-5CB41EA6-DBE4-41BD-A979-8AE30028BC17\flutter_windows.dll
          • Size 20.3MB
          • SHA256 a5c880a4218a04cfb3e58b103160334658122c5e43d3b818b3d9af5ab3e1fc0e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_mmyb4c2w.1qh.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mmyb4c2w.1qh.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          memory/1620-82-0x000001B25EC40000-0x000001B25EC62000-memory.dmp

          memory/4260-28-0x0000023095F80000-0x0000023096000000-memory.dmp

          memory/4260-29-0x0000023095F80000-0x0000023096000000-memory.dmp

          memory/4260-24-0x00000230959F0000-0x0000023095F49000-memory.dmp

          memory/4260-23-0x00000230959F0000-0x0000023095F49000-memory.dmp

          memory/4260-25-0x0000023095840000-0x0000023095841000-memory.dmp

          memory/4260-22-0x00000230959F0000-0x0000023095F49000-memory.dmp

          memory/4260-21-0x0000023095830000-0x0000023095831000-memory.dmp