Analysis

  • user interaction
    yes
  • max time kernel
    407s
  • max time network
    403s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    07/11/2026, 14:02

General

  • Target
    Installer-1.1.2.exe
  • Size 9.8MB
  • Sample261107-rcfcrayv3j
  • SHA256 9d5b3be1f5525dc84ae008563f0131e6c1af40f9c73febdd4746aec078359bee
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer-1.1.2.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer-1.1.2.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4572
    • C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-50CAA91C-EE59-494B-8D8C-D204CA598387\MadiumInstaller.exe
      "C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-50CAA91C-EE59-494B-8D8C-D204CA598387\MadiumInstaller.exe" --from-sfx --first-install
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of SetWindowsHookEx
      PID:2496

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AssetManifest.bin.new

        • Path C:\Users\Admin\AppData\Local\Madium\Installer.new\data\flutter_assets\AssetManifest.bin.new
        • Size 2B
        • SHA256 f566cc6fccc657365c0197accf3a7d6f80f85209ff666ff774f4dcbc524aa842
        • MD5 SHA1 SHA512

        NOTICES.Z.new

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

        MaterialIcons-Regular.otf.new

        • Path C:\Users\Admin\AppData\Local\Madium\Installer.new\data\flutter_assets\fonts\MaterialIcons-Regular.otf.new
        • Size 1.6MB
        • SHA256 d9865b671a09d683d13a863089d8825e0f61a37696ce5d7d448bc8023aa62453
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ink_sparkle.frag.new

        • Path C:\Users\Admin\AppData\Local\Madium\Installer.new\data\flutter_assets\shaders\ink_sparkle.frag.new
        • Size 21KB
        • SHA256 1fe8436a743884cb65078fe8c7b38e18f5365f2a2961270916f426fd13c604af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        stretch_effect.frag.new

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

        MadiumInstaller.exe

        • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-50CAA91C-EE59-494B-8D8C-D204CA598387\MadiumInstaller.exe
        • Size 204KB
        • SHA256 8c9725da60ce45561a75ce737aa3d9cb52507583ea543b72259c7bac0a46243a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        app.so

        • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-50CAA91C-EE59-494B-8D8C-D204CA598387\data\app.so
        • Size 5.4MB
        • SHA256 05f36e97095cd0a29bc96f6ad619ddc6218237964a247097b7659800901a957e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FontManifest.json

        • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-50CAA91C-EE59-494B-8D8C-D204CA598387\data\flutter_assets\FontManifest.json
        • Size 82B
        • SHA256 28b1eb2b3d2e1ad60b8c8b0f9100b1ccbf492f7fa97f5bebb51ea97e73926e7d
        • MD5 SHA1 SHA512 TLSH

        NativeAssetsManifest.json

        • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-50CAA91C-EE59-494B-8D8C-D204CA598387\data\flutter_assets\NativeAssetsManifest.json
        • Size 45B
        • SHA256 9548a31e4a048135c1d94f919328bfb62ae2c7bb3cab96557c7941daa97776cb
        • MD5 SHA1 SHA512

        icudtl.dat

        • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-50CAA91C-EE59-494B-8D8C-D204CA598387\data\icudtl.dat
        • Size 842KB
        • SHA256 998367809a821d595928089c197b3f7959f0420f81f79d4d0daee53378492ed5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        flutter_windows.dll

        • Path C:\Users\Admin\AppData\Local\Temp\MadiumInstaller-50CAA91C-EE59-494B-8D8C-D204CA598387\flutter_windows.dll
        • Size 20.3MB
        • SHA256 67db13c69a0ce93242d11c2f99dd86ccbabce18ea9de613f126e9e31817d6de6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2496-28-0x000001EB90280000-0x000001EB90300000-memory.dmp

        memory/2496-29-0x000001EB90280000-0x000001EB90300000-memory.dmp

        memory/2496-24-0x000001EB8FBF0000-0x000001EB90155000-memory.dmp

        memory/2496-23-0x000001EB8FBF0000-0x000001EB90155000-memory.dmp

        memory/2496-22-0x000001EB8FBF0000-0x000001EB90155000-memory.dmp

        memory/2496-25-0x000001EB8FB30000-0x000001EB8FB31000-memory.dmp

        memory/2496-21-0x000001EB8FB20000-0x000001EB8FB21000-memory.dmp