Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/07/2026, 23:05

General

  • Target
    Madium-Bootstrapper.exe
  • Size 6.9MB
  • Sample260717-22sz9acv21
  • SHA256 1650251facc91ff98b7c710c9a3949ddcc1c91c08fd4c789ca0295be977c0b26
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Madium-Bootstrapper.exe
    "C:\Users\Admin\AppData\Local\Temp\Madium-Bootstrapper.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
      "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=Madium-Bootstrapper.exe --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=2420.4996.546649453582389255 /pfhostedapp:0a863e57eef185c5993209e3f5655c28af6df7a6
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:4344
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView /prefetch:4 /pfhostedapp:0a863e57eef185c5993209e3f5655c28af6df7a6 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.139 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=122.0.2365.106 --initial-client-data=0x188,0x18c,0x190,0x164,0x198,0x7ff844e55fd8,0x7ff844e55fe4,0x7ff844e55ff0
        3⤵
          PID:3336
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1952 --field-trial-handle=1956,i,14291167151817783952,8199873696275227366,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:0a863e57eef185c5993209e3f5655c28af6df7a6
          3⤵
            PID:1516
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2100 --field-trial-handle=1956,i,14291167151817783952,8199873696275227366,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:0a863e57eef185c5993209e3f5655c28af6df7a6
            3⤵
              PID:2176
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2424 --field-trial-handle=1956,i,14291167151817783952,8199873696275227366,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:0a863e57eef185c5993209e3f5655c28af6df7a6
              3⤵
                PID:4608
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --mojo-platform-channel-handle=3476 --field-trial-handle=1956,i,14291167151817783952,8199873696275227366,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:0a863e57eef185c5993209e3f5655c28af6df7a6 /prefetch:1
                3⤵
                  PID:4224

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 b2bcae5da05d0e4cbf4accbeb146907117f20c505393e98f4ce7bffc37ff3e85
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 1442ff5f32cf355f4a4aa762d8e026b26d9e9dea46045a000ee9fa2fc9be81c4
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 f90d0279ac9a0c4e16356df1e3e439c8c762fc325e03a621187d490942fa2b47
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Default\Extension Rules\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Default\Extension Scripts\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  data_0

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\GraphiteDawnCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\GraphiteDawnCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\GraphiteDawnCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\GraphiteDawnCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 675889bc96c3af999c86a1af725431a290d9a2f59388a8779bd5645689d3de19
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 cf7a030938af5ef6a62b789fb1574cc0fa207f63e3a9d57f8378ee631175c4d4
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Local State
                  • Size 15KB
                  • SHA256 879f41b52b538bcdd4b38f3df7a17b4052b0bf14f18ae00ba508951825dab28c
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe5903a0.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{35F1D023-91E4-4229-B9D7-97E34EFC3663}\wv2\EBWebView\Local State~RFe5903a0.TMP
                  • Size 1KB
                  • SHA256 a8d4eda660a0b2fc44175f2ba64528c6a96e923daa3039364bc085774c09ed9e
                  • MD5 SHA1 SHA512 TLSH

                  memory/1516-71-0x00007FF8664D0000-0x00007FF8664D1000-memory.dmp

                  memory/1516-309-0x0000024037340000-0x0000024037456000-memory.dmp

                  memory/4224-125-0x00007FF8664D0000-0x00007FF8664D1000-memory.dmp

                  memory/4224-310-0x000001D10C690000-0x000001D10C7A6000-memory.dmp