Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 22:55

General

  • Target
    Madium-Bootstrapper.exe
  • Size 6.9MB
  • Sample260802-2v69astbja
  • SHA256 5e6f74e8c460c747e6cd94cea8fa21271a83734b791e31a6e3c4d4e5f693efcb
  • 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:3576
    • 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-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=3576.4148.8209619471280299601 /pfhostedapp:3033455f7dcf6cc4fe7d12b565f24ea495c92fc7
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:2844
      • 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-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView /prefetch:4 /pfhostedapp:3033455f7dcf6cc4fe7d12b565f24ea495c92fc7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\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,0x190,0x184,0x198,0x7ff9d7885fd8,0x7ff9d7885fe4,0x7ff9d7885ff0
        3⤵
          PID:6016
        • 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-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\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=1712 --field-trial-handle=1704,i,5247365309632703333,15846560171441691511,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:3033455f7dcf6cc4fe7d12b565f24ea495c92fc7
          3⤵
            PID:1220
          • 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-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\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=2024 --field-trial-handle=1704,i,5247365309632703333,15846560171441691511,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:3033455f7dcf6cc4fe7d12b565f24ea495c92fc7
            3⤵
              PID:4352
            • 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-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\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=2452 --field-trial-handle=1704,i,5247365309632703333,15846560171441691511,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:3033455f7dcf6cc4fe7d12b565f24ea495c92fc7
              3⤵
                PID:3196
              • 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-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\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=3500 --field-trial-handle=1704,i,5247365309632703333,15846560171441691511,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:3033455f7dcf6cc4fe7d12b565f24ea495c92fc7 /prefetch:1
                3⤵
                  PID:5720

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 96b73a538f3428fe0aeed366b28a904b499a2291fede781dba18e2c1e991565e
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 f07d2ce25f059c0ca69113604a8eb193aaaabf5cab421e714890817cf3ec747a
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 b571d5d805e35ab2f6fee875c0d9ac323e314feb5b5c9c5c6f0b20ffd4a0d5ff
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Default\Network\Network Persistent State
                  • Size 111B
                  • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                  • MD5 SHA1 SHA512 TLSH

                  Network Persistent State~RFe599bb9.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Default\Network\Network Persistent State~RFe599bb9.TMP
                  • Size 59B
                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                  • MD5 SHA1 SHA512 TLSH

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  e635a95d-d4b1-4409-b2a8-5b35679ea72d.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Default\e635a95d-d4b1-4409-b2a8-5b35679ea72d.tmp
                  • Size 5KB
                  • SHA256 3b5f839090a82bf6d91852d6609897b0ff1d3898d46dbe9ac2c9d367f4a7eae0
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Default\shared_proto_db\metadata\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Default\shared_proto_db\metadata\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  data_0

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\GraphiteDawnCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\GraphiteDawnCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\GraphiteDawnCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\GraphiteDawnCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Local State
                  • Size 15KB
                  • SHA256 de7d39e57d3d9c3058b69ca3dcb1641287a1b00d74a57c3f5f6c069bc40243e1
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 043852490ec327e15b35ac418216c195f57d573b06e99dff893ddb35ac207993
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 39b99e8227b3360c2eafe2f5ec7c132377dbb0fd9d9de8b17bc54628fc80eee8
                  • MD5 SHA1 SHA512 TLSH

                  Local State~RFe5942cc.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{7D0648FC-BA48-4E84-8CD0-B7E5C9A8C294}\wv2\EBWebView\Local State~RFe5942cc.TMP
                  • Size 1KB
                  • SHA256 d8060ae61a2c44aea5163f534def38bbede3d670cf0d350a8ad8ce3858832c95
                  • MD5 SHA1 SHA512 TLSH

                  memory/1220-28-0x00007FF9F9450000-0x00007FF9F9451000-memory.dmp

                  memory/5720-106-0x00007FF9F9450000-0x00007FF9F9451000-memory.dmp