Analysis

  • user interaction
    yes
  • max time kernel
    91s
  • max time network
    78s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/08/2026, 17:17

General

  • Target
    Installer-1.0.6.exe
  • Size 12.0MB
  • Sample260804-vtp53awbkf
  • SHA256 37bf42ea69b77a3d13426f3c271bd51e0f32d58a0ad6d05b3fe90f66605837bf
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Using powershell.exe command.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Modifies registry key 1 TTPs 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer-1.0.6.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer-1.0.6.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3832
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -NoLogo -NoProfile -NonInteractive -WindowStyle Hidden -ExecutionPolicy Bypass -File bootstrap.ps1
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\MadiumInstaller.exe
        "C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\MadiumInstaller.exe" --from-sfx --first-install
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:592
        • 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.' } }"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4344
        • C:\Program Files\dotnet\dotnet.exe
          dotnet.exe --list-runtimes
          4⤵
          • System Time Discovery
          PID:728
        • C:\Windows\System32\reg.exe
          C:\Windows\System32\reg.exe query HKLM\SOFTWARE\Microsoft\VisualStudio\14.0\VC\Runtimes\x64 /v Installed
          4⤵
          • Modifies registry key
          PID:4812
        • C:\Windows\System32\reg.exe
          C:\Windows\System32\reg.exe query HKLM\SOFTWARE\WOW6432Node\Microsoft\VisualStudio\14.0\VC\Runtimes\x64 /v Installed
          4⤵
          • Modifies registry key
          PID:3400
        • C:\Windows\System32\reg.exe
          C:\Windows\System32\reg.exe query HKLM\SOFTWARE\Microsoft\VisualStudio\14.0\VC\Runtimes\x86 /v Installed
          4⤵
          • Modifies registry key
          PID:576
        • C:\Windows\System32\reg.exe
          C:\Windows\System32\reg.exe query HKLM\SOFTWARE\WOW6432Node\Microsoft\VisualStudio\14.0\VC\Runtimes\x86 /v Installed
          4⤵
          • Modifies registry key
          PID:5044
        • C:\Windows\System32\reg.exe
          C:\Windows\System32\reg.exe query HKLM\SOFTWARE\Microsoft\EdgeUpdate\Clients\{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5} /v pv
          4⤵
          • Modifies registry key
          PID:936
        • C:\Windows\System32\reg.exe
          C:\Windows\System32\reg.exe query HKLM\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate\Clients\{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5} /v pv
          4⤵
          • Modifies registry key
          PID:3980
        • C:\Windows\System32\reg.exe
          C:\Windows\System32\reg.exe query HKCU\Software\Microsoft\EdgeUpdate\Clients\{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5} /v pv
          4⤵
          • Modifies registry key
          PID:3996
        • C:\Windows\System32\reg.exe
          C:\Windows\System32\reg.exe query "HKLM\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full" /v Release
          4⤵
            PID:1428
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -NoLogo -NoProfile -NonInteractive -Command "$sig = Get-AuthenticodeSignature -LiteralPath 'C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\directx-redist.exe'; if ($sig.Status -eq 'Valid') { exit 0 }; exit 1"
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1264
          • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoLogo -NoProfile -NonInteractive -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\install.ps1"
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3624
            • C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\directx-redist.exe
              "C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\directx-redist.exe" /Q /T:"C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\directx-files"
              5⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:124
            • C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\directx-files\DXSETUP.exe
              "C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\directx-files\DXSETUP.exe" /silent
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              PID:2520
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:1036
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Checks SCSI registry key(s)
        • Suspicious use of AdjustPrivilegeToken
        PID:820

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            Madium.exe.download

            • Path C:\Users\Admin\AppData\Local\Madium\Bin\Madium.exe.download
            • Size 12.0MB
            • SHA256 efd75eba74c4e6ff9eabf11f68036283f869ca5457eefb437638f1181392c279
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MadiumInstaller.exp

            • Path C:\Users\Admin\AppData\Local\Madium\Installer.new\MadiumInstaller.exp
            • Size 836B
            • SHA256 8fc56228ccf1eab527c30de992491c94ef499de6db4f0c93a17d29169f450273
            • MD5 SHA1 SHA512 TLSH

            MadiumInstaller.lib

            • Path C:\Users\Admin\AppData\Local\Madium\Installer.new\MadiumInstaller.lib
            • Size 1KB
            • SHA256 1e2998f883ecaf4726628900f791e5a114ee9af80184dca4c6abc3dd286079b6
            • MD5 SHA1 SHA512 TLSH

            bitsdojo_window_windows_plugin.lib

            • Path C:\Users\Admin\AppData\Local\Madium\Installer.new\bitsdojo_window_windows_plugin.lib
            • Size 571KB
            • SHA256 e30c3b143bf064f7a2f8438247ae46ce7eada3850536ad0ea415952b3100c87b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            NOTICES.Z

            • Path C:\Users\Admin\AppData\Local\Madium\Installer.new\data\flutter_assets\NOTICES.Z
            • Size 102KB
            • SHA256 bdb492de2b031ec16101eede4cd2f26feefcd75c16a09239fa471a9cc552fcca
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ink_sparkle.frag

            • Path C:\Users\Admin\AppData\Local\Madium\Installer.new\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\Madium\Installer.new\data\flutter_assets\shaders\stretch_effect.frag
            • Size 17KB
            • SHA256 62a899ff4e168ac6ca888ce7c2f40e5d3fbf8ca20a1c3ded781a116a6d7907e2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            DSETUP32.DLL

            • Path C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\directx-files\DSETUP32.DLL
            • Size 1.5MB
            • SHA256 fb0e534f9b0926e518f1c2980640dfd29f14217cdfa37cf3a0c13349127ed9a8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            DXSETUP.exe

            • Path C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\directx-files\DXSETUP.exe
            • Size 505KB
            • SHA256 8f47d7121ef6532ad9ad9901e44e237f5c30448b752028c58a9d19521414e40d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            dsetup.dll

            • Path C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\directx-files\dsetup.dll
            • Size 93KB
            • SHA256 2a61679eeedabf7d0d0ac14e5447486575622d6b7cfa56f136c1576ff96da21f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            install.ps1

            • Path C:\Users\Admin\AppData\Local\Madium\Installer\temp\deps\install.ps1
            • Size 2KB
            • SHA256 7f7eb8cf4fba079948705a83f968f52937c9f1733e752eda436ba6319cd5bece
            • MD5 SHA1 SHA512 TLSH

            powershell.exe.log

            • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
            • Size 3KB
            • SHA256 d58a1d0c3f055f840f3150c1a7a7bccfc7310c5da798e5d7be4dfe461c9fbf86
            • MD5 SHA1 SHA512 TLSH

            ModuleAnalysisCache

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
            • Size 61KB
            • SHA256 6fdeec2f92eb76481d3ed9ecda14ac10fbaed3a2e7b79177cb21d61bfdd72eae
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 4b6361fc31040f83c1a2a7cb7d8101a1b6e49850e4a8f2a66a7257d370683b47
            • MD5 SHA1 SHA512 TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1020B
            • SHA256 11afcce56de813d4efd067285964ac9284fe5eb0e2e743b3c4ae6104e84f88d9
            • MD5 SHA1 SHA512 TLSH

            bootstrap.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bootstrap.ps1
            • Size 1KB
            • SHA256 e94f4f3efcbe350f34cc5d0a4481e32f9d8cbe554faefa741821fa618798d0eb
            • MD5 SHA1 SHA512 TLSH

            payload.zip

            • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\payload.zip
            • Size 11.8MB
            • SHA256 672c80bc9a37fd04e46679772a91cb60b696d76c6d84f6853fcfd88a494701f5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MadiumInstaller.exe

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\MadiumInstaller.exe
            • Size 201KB
            • SHA256 613678d816cfccd88a0f4dc506f5f63bbfa6eb222bb4f215217cca6e5395287e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            app.so

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\data\app.so
            • Size 5.3MB
            • SHA256 1ff379c029f8b24bbe86a34b61e633d32d41c88049ea50fe93e062465b89e210
            • MD5 SHA1 SHA512 SSDEEP TLSH

            AssetManifest.bin

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\data\flutter_assets\AssetManifest.bin
            • Size 2B
            • SHA256 f566cc6fccc657365c0197accf3a7d6f80f85209ff666ff774f4dcbc524aa842
            • MD5 SHA1 SHA512

            FontManifest.json

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\data\flutter_assets\FontManifest.json
            • Size 82B
            • SHA256 28b1eb2b3d2e1ad60b8c8b0f9100b1ccbf492f7fa97f5bebb51ea97e73926e7d
            • MD5 SHA1 SHA512 TLSH

            NativeAssetsManifest.json

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\data\flutter_assets\NativeAssetsManifest.json
            • Size 45B
            • SHA256 9548a31e4a048135c1d94f919328bfb62ae2c7bb3cab96557c7941daa97776cb
            • MD5 SHA1 SHA512

            MaterialIcons-Regular.otf

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\data\flutter_assets\fonts\MaterialIcons-Regular.otf
            • Size 1.6MB
            • SHA256 d9865b671a09d683d13a863089d8825e0f61a37696ce5d7d448bc8023aa62453
            • MD5 SHA1 SHA512 SSDEEP TLSH

            icudtl.dat

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\data\icudtl.dat
            • Size 842KB
            • SHA256 998367809a821d595928089c197b3f7959f0420f81f79d4d0daee53378492ed5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            flutter_windows.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-9c3c8a1dfc354b9f9261dbeaad3f6624\flutter_windows.dll
            • Size 20.3MB
            • SHA256 a5c880a4218a04cfb3e58b103160334658122c5e43d3b818b3d9af5ab3e1fc0e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            __PSScriptPolicyTest_hsuaxskj.bc1.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hsuaxskj.bc1.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            DirectX.log

            • Path C:\Windows\Logs\DirectX.log
            • Size 475B
            • SHA256 6fb5203de74bd7ff840450144d241cf62a9b5f5c4b2dc71f685a44f2577c2c58
            • MD5 SHA1 SHA512 TLSH

            memory/592-78-0x0000020D1C180000-0x0000020D1C200000-memory.dmp

            memory/592-74-0x0000020D1BAE0000-0x0000020D1C039000-memory.dmp

            memory/592-79-0x0000020D1C180000-0x0000020D1C200000-memory.dmp

            memory/592-75-0x0000020D1BA80000-0x0000020D1BA81000-memory.dmp

            memory/592-72-0x0000020D1BAE0000-0x0000020D1C039000-memory.dmp

            memory/592-71-0x0000020D1BA70000-0x0000020D1BA71000-memory.dmp

            memory/592-73-0x0000020D1BAE0000-0x0000020D1C039000-memory.dmp

            memory/1744-146-0x00000264D6310000-0x00000264D6320000-memory.dmp

            memory/1744-5-0x00000264D6310000-0x00000264D6320000-memory.dmp

            memory/1744-143-0x00000264D6310000-0x00000264D6320000-memory.dmp

            memory/1744-148-0x00007FF460F40000-0x00007FF460F50000-memory.dmp

            memory/1744-25-0x00000264F39F0000-0x00000264F3A02000-memory.dmp

            memory/1744-145-0x00000264D6310000-0x00000264D6320000-memory.dmp

            memory/1744-4-0x00000264D6310000-0x00000264D6320000-memory.dmp

            memory/1744-15-0x00007FF460F40000-0x00007FF460F50000-memory.dmp

            memory/1744-6-0x00000264D7C80000-0x00000264D7CA2000-memory.dmp

            memory/1744-26-0x00000264F3910000-0x00000264F391A000-memory.dmp

            memory/1744-13-0x00000264D6310000-0x00000264D6320000-memory.dmp

            memory/1744-24-0x00000264F39F0000-0x00000264F39FA000-memory.dmp

            memory/1744-23-0x00000264F3930000-0x00000264F39E3000-memory.dmp

            memory/1744-22-0x00000264F3910000-0x00000264F392C000-memory.dmp

            memory/4344-162-0x000001D34E880000-0x000001D34E89C000-memory.dmp

            memory/4344-167-0x000001D34E9F0000-0x000001D34E9FA000-memory.dmp

            memory/4344-166-0x000001D34E9C0000-0x000001D34E9C6000-memory.dmp

            memory/4344-165-0x000001D34E9B0000-0x000001D34E9B8000-memory.dmp

            memory/4344-164-0x000001D34E9D0000-0x000001D34E9EA000-memory.dmp

            memory/4344-163-0x000001D34E9A0000-0x000001D34E9AA000-memory.dmp