Analysis

  • user interaction
    yes
  • max time kernel
    269s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/07/2026, 01:49

General

  • Target
    Madium-Bootstrapper.exe
  • Size 6.9MB
  • Sample260715-b875msht3m
  • 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:1164
    • 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-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=1164.5976.9048667401149238921 /pfhostedapp:5e6fdde3a6f4df2519079de6cf8d9eff0690bce7
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:2848
      • 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-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView /prefetch:4 /pfhostedapp:5e6fdde3a6f4df2519079de6cf8d9eff0690bce7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\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,0x190,0x184,0x198,0x7fff90995fd8,0x7fff90995fe4,0x7fff90995ff0
        3⤵
          PID:700
        • 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-{2F347029-CEAA-4910-A08C-1D2D436D2660}\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=1644 --field-trial-handle=1708,i,15709751222975032548,9895415808656445050,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:5e6fdde3a6f4df2519079de6cf8d9eff0690bce7
          3⤵
            PID:5824
          • 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-{2F347029-CEAA-4910-A08C-1D2D436D2660}\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=2992 --field-trial-handle=1708,i,15709751222975032548,9895415808656445050,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:5e6fdde3a6f4df2519079de6cf8d9eff0690bce7
            3⤵
              PID:2600
            • 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-{2F347029-CEAA-4910-A08C-1D2D436D2660}\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=3144 --field-trial-handle=1708,i,15709751222975032548,9895415808656445050,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:5e6fdde3a6f4df2519079de6cf8d9eff0690bce7
              3⤵
                PID:4520
              • 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-{2F347029-CEAA-4910-A08C-1D2D436D2660}\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=3172 --field-trial-handle=1708,i,15709751222975032548,9895415808656445050,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:5e6fdde3a6f4df2519079de6cf8d9eff0690bce7 /prefetch:1
                3⤵
                  PID:5668

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 41145b71e665e47d119dd2709bd03fa7c88d76b2f2433de4b629de8695ad642c
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 1213d6977267aa760000475d102bcd102bb7f6cfb057958cbf004a8d852977ec
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 27d37158670a3fe4aca11d68fea7087508aa8d789c6383d978fbde24497c2e8b
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  0f6213f6-2ef7-487d-b654-ae1bc7fa711d.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Default\0f6213f6-2ef7-487d-b654-ae1bc7fa711d.tmp
                  • Size 5KB
                  • SHA256 22edfff35d65c1fd13e2557ab6fdca02ff8576210daa4bb5906a3e951d6cb2c2
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Default\Cache\Cache_Data\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Default\Network\Network Persistent State
                  • Size 111B
                  • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                  • MD5 SHA1 SHA512 TLSH

                  Network Persistent State~RFe594af9.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Default\Network\Network Persistent State~RFe594af9.TMP
                  • Size 59B
                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                  • MD5 SHA1 SHA512 TLSH

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Default\Sync Data\LevelDB\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Default\Sync Data\LevelDB\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  data_0

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\GraphiteDawnCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\GraphiteDawnCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\GraphiteDawnCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 afa8ee2c821851df2147b92f9fed12f58b692c508794690475b3af81b220bf27
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Local State
                  • Size 15KB
                  • SHA256 125fe3c9630a7d35699637778c1c7387b727c287f07a9ad061f62fd35fa1e480
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 3ef6b85d0c0bc87838dd2fd2c6144f50244a2e783635ec1354814cbd20659099
                  • MD5 SHA1 SHA512 TLSH

                  Local State~RFe58e2f8.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2F347029-CEAA-4910-A08C-1D2D436D2660}\wv2\EBWebView\Local State~RFe58e2f8.TMP
                  • Size 1KB
                  • SHA256 24b23f9071b8ba7c3f9c4633258939b6e31c84fc4161d356d916204e3dcb27f2
                  • MD5 SHA1 SHA512 TLSH

                  memory/5668-173-0x0000027370FB0000-0x0000027371024000-memory.dmp

                  memory/5668-122-0x00007FFFAE3F0000-0x00007FFFAE3F1000-memory.dmp

                  memory/5824-36-0x00007FFFAE3F0000-0x00007FFFAE3F1000-memory.dmp