Analysis

  • max time kernel
    59s
  • max time network
    66s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/07/2026, 00:28

General

  • Target
    Madium-Bootstrapper.exe
  • Size 6.9MB
  • Sample260730-asb7lahc96
  • 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:1716
    • 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-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=1716.1516.15405834211618235191 /pfhostedapp:8fe223a88b31e817d9335a0da8e1aca59ffa3a9f
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:936
      • 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-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView /prefetch:4 /pfhostedapp:8fe223a88b31e817d9335a0da8e1aca59ffa3a9f --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\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=0x184,0x188,0x18c,0x160,0x194,0x7ffc3e195fd8,0x7ffc3e195fe4,0x7ffc3e195ff0
        3⤵
          PID:5092
        • 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-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\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=1748 --field-trial-handle=1752,i,11652074073643313811,2461622183592104231,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:8fe223a88b31e817d9335a0da8e1aca59ffa3a9f
          3⤵
            PID:252
          • 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-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\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=2008 --field-trial-handle=1752,i,11652074073643313811,2461622183592104231,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:8fe223a88b31e817d9335a0da8e1aca59ffa3a9f
            3⤵
              PID:2560
            • 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-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\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=2280 --field-trial-handle=1752,i,11652074073643313811,2461622183592104231,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:8fe223a88b31e817d9335a0da8e1aca59ffa3a9f
              3⤵
                PID:3544
              • 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-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\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=3496 --field-trial-handle=1752,i,11652074073643313811,2461622183592104231,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:8fe223a88b31e817d9335a0da8e1aca59ffa3a9f /prefetch:1
                3⤵
                  PID:2612

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 12836ef65e9f2a4c2f2b9e7afe62817efd99924b73f3446ae0a0dcf3fee23e1b
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 6d8ae5373d3088652c66f5e6d2f86422c5e09d1444d904c621993c03b65b27b4
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  7a4f8c1a-d63c-42d3-92f1-5f843bf334b2.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Default\Network\7a4f8c1a-d63c-42d3-92f1-5f843bf334b2.tmp
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Default\Site Characteristics Database\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Default\Site Characteristics Database\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  ef5eb785-8ffb-41dc-b5b6-9e4668004e23.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Default\ef5eb785-8ffb-41dc-b5b6-9e4668004e23.tmp
                  • Size 5KB
                  • SHA256 4cced33eccb02bfe11997b89c7e441d12bfde8f1eae7dd18c89cf6e4c5393326
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  data_0

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\GraphiteDawnCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\GraphiteDawnCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\GraphiteDawnCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\GraphiteDawnCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Local State
                  • Size 15KB
                  • SHA256 339d4fd74a76b60fed5c549ff7911ad59d37163941dfe59cce896d0797404b73
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 4308781ab6086f4eb8f0542f7ff2a8476620b0efe3323a781d7627736510e569
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 216a8e72559d0849661d94375a987f655bab822a720cc75af6eae90e26a85f19
                  • MD5 SHA1 SHA512 TLSH

                  Local State~RFe5960d3.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{C175BDB2-DBD4-4E20-A32B-270B4EC862ED}\wv2\EBWebView\Local State~RFe5960d3.TMP
                  • Size 1KB
                  • SHA256 255df0496472da87ee81d39e964b55cc7d8e51ad50013c07b3b698bb5a9155c7
                  • MD5 SHA1 SHA512 TLSH

                  memory/252-28-0x00007FFC5C8D0000-0x00007FFC5C8D1000-memory.dmp

                  memory/2612-106-0x00007FFC5C8D0000-0x00007FFC5C8D1000-memory.dmp