Analysis

  • max time kernel
    900s
  • max time network
    457s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/09/2026, 20:29

General

  • Target
    Installer-1.1.0.exe
  • Size 9.8MB
  • Sample260907-y9mawsbc57
  • SHA256 7d369ef21a49e0bcfd7875d2e000a5c6bb592e00f305e139a188f40b3dc32249
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer-1.1.0.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer-1.1.0.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4120
    • C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\MadiumInstaller.exe
      "C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\MadiumInstaller.exe" --from-sfx --first-install
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4596
      • C:\Users\Admin\AppData\Local\Madium\Installer\MadiumInstaller.exe
        C:\Users\Admin\AppData\Local\Madium\Installer\MadiumInstaller.exe --installed
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        PID:2188
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2016
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:4640

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            flutter_windows.dll

            • Path C:\Users\Admin\AppData\Local\Madium\Installer\flutter_windows.dll
            • Size 3.5MB
            • SHA256 40ac5e7dbbc7280dba7ae086155605afb64a111f31b15a5bc05dd8560312d2d7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MadiumInstaller.exe

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\MadiumInstaller.exe
            • Size 204KB
            • SHA256 4ccd3c14651d1842b201c02084730fcc3b674758a75754c4c69bf64f1a7cda4b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            app.so

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\data\app.so
            • Size 3.7MB
            • SHA256 a582073d6d1f0717fccb2209494bdb17c39c3be4a75dac329d9bf9377a7a2bf1
            • MD5 SHA1 SHA512 SSDEEP TLSH

            AssetManifest.bin

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\data\flutter_assets\AssetManifest.bin
            • Size 2B
            • SHA256 f566cc6fccc657365c0197accf3a7d6f80f85209ff666ff774f4dcbc524aa842
            • MD5 SHA1 SHA512

            FontManifest.json

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\data\flutter_assets\FontManifest.json
            • Size 82B
            • SHA256 28b1eb2b3d2e1ad60b8c8b0f9100b1ccbf492f7fa97f5bebb51ea97e73926e7d
            • MD5 SHA1 SHA512 TLSH

            NOTICES.Z

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\data\flutter_assets\NOTICES.Z
            • Size 102KB
            • SHA256 bdb492de2b031ec16101eede4cd2f26feefcd75c16a09239fa471a9cc552fcca
            • MD5 SHA1 SHA512 SSDEEP TLSH

            NativeAssetsManifest.json

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\data\flutter_assets\NativeAssetsManifest.json
            • Size 45B
            • SHA256 9548a31e4a048135c1d94f919328bfb62ae2c7bb3cab96557c7941daa97776cb
            • MD5 SHA1 SHA512

            MaterialIcons-Regular.otf

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\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-C7F653BD-DCD2-4DA8-A356-F79781CDF559\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-C7F653BD-DCD2-4DA8-A356-F79781CDF559\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-C7F653BD-DCD2-4DA8-A356-F79781CDF559\data\icudtl.dat
            • Size 842KB
            • SHA256 998367809a821d595928089c197b3f7959f0420f81f79d4d0daee53378492ed5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            flutter_windows.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\flutter_windows.dll
            • Size 3.3MB
            • SHA256 29e86fdeae338e55a4484bd93da4274206c2a38b24121dfe67ae6d3ddd99a001
            • MD5 SHA1 SHA512 SSDEEP TLSH

            flutter_windows.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-C7F653BD-DCD2-4DA8-A356-F79781CDF559\flutter_windows.dll
            • Size 3.4MB
            • SHA256 d7245a867147b4f989d5b88b9983a48ba60e6924af479cfb4fb7808ebcc66dfc
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/2188-46-0x00000299C1080000-0x00000299C1100000-memory.dmp

            memory/2188-47-0x00000299C1080000-0x00000299C1100000-memory.dmp

            memory/4596-23-0x000001FC8E460000-0x000001FC8E9C5000-memory.dmp

            memory/4596-28-0x000001FC8E380000-0x000001FC8E400000-memory.dmp

            memory/4596-22-0x000001FC8E460000-0x000001FC8E9C5000-memory.dmp

            memory/4596-24-0x000001FC8E460000-0x000001FC8E9C5000-memory.dmp

            memory/4596-25-0x000001FC8AC00000-0x000001FC8AC01000-memory.dmp

            memory/4596-21-0x000001FC8ABF0000-0x000001FC8ABF1000-memory.dmp

            memory/4596-29-0x000001FC8E380000-0x000001FC8E400000-memory.dmp