Analysis

  • user interaction
    yes
  • max time kernel
    300s
  • max time network
    249s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/08/2026, 20:38

General

  • Target
    Madium-Bootstrapper.exe
  • Size 6.9MB
  • Sample260802-zes1maxsbx
  • 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
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of WriteProcessMemory 11 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:1700
    • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
      "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=Madium-Bootstrapper.exe --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --mojo-named-platform-channel-pipe=1700.4600.5952228980682607112
      2⤵
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:3384
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=132.0.2957.140 --initial-client-data=0x15c,0x160,0x164,0x138,0x16c,0x7fff0ebeb078,0x7fff0ebeb084,0x7fff0ebeb090
        3⤵
          PID:2128
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=gpu-process --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1748,i,18444359792612012645,7539151947163759740,262144 --variations-seed-version --mojo-platform-channel-handle=1744 /prefetch:2
          3⤵
            PID:3048
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2040,i,18444359792612012645,7539151947163759740,262144 --variations-seed-version --mojo-platform-channel-handle=2052 /prefetch:3
            3⤵
              PID:4148
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2364,i,18444359792612012645,7539151947163759740,262144 --variations-seed-version --mojo-platform-channel-handle=2376 /prefetch:8
              3⤵
                PID:5076
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=renderer --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --video-capture-use-gpu-memory-buffer --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=" --always-read-main-dll --field-trial-handle=3588,i,18444359792612012645,7539151947163759740,262144 --variations-seed-version --mojo-platform-channel-handle=3600 /prefetch:1
                3⤵
                  PID:4576

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 694a98645b7cf66b50cb3fa0c737612f3c1adbfe050c99bcb391ff9cf6f8b345
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 b91d3459a01fb1d05879fc15a28ba151b752523fa49b5633127c5b9fd28e2656
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  007e775b-a723-4896-979d-33666b93bf04.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\007e775b-a723-4896-979d-33666b93bf04.tmp
                  • Size 6KB
                  • SHA256 04e56dfb084a2938f0dd25b2c2c1e5842ef88d3085f1de8b0155bd0813d1a09a
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\Cache\Cache_Data\index
                  • Size 256KB
                  • SHA256 77932c8096700a89617bb6f2906356cd87ee506aefa6f4de4dcfe9bc867fa6cf
                  • MD5 SHA1 SHA512 SSDEEP

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\Code Cache\wasm\index
                  • Size 24B
                  • SHA256 fbcfe23a2ecb82b7100c50811691dde0a33aa3da8d176be9882a9db485dc0f2d
                  • MD5 SHA1 SHA512

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\Code Cache\wasm\index-dir\the-real-index
                  • Size 48B
                  • SHA256 73d09db302d94e1b01b35480d5376b3fc8df9750015c2e8e79574a300ccbd7c5
                  • MD5 SHA1 SHA512

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\DawnGraphiteCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_0

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\DawnWebGPUCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\DawnWebGPUCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\DawnWebGPUCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\DawnWebGPUCache\index
                  • Size 256KB
                  • SHA256 2ce6a6ae030e0e3cd1b8fa426e729bb6bba4c58cd5078a21d606ca7324d3eecb
                  • MD5 SHA1 SHA512 SSDEEP

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\Extension Rules\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\Network\Network Persistent State
                  • Size 111B
                  • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                  • MD5 SHA1 SHA512 TLSH

                  Network Persistent State~RFe5878e4.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\Network\Network Persistent State~RFe5878e4.TMP
                  • Size 59B
                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                  • MD5 SHA1 SHA512 TLSH

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Default\Sync Data\LevelDB\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Local State
                  • Size 1KB
                  • SHA256 08a52eb8e833fe66728e9b59a330c21794495f7c059221b376505db0cbac8417
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 c246d0fc2c76c8dbb80c0f0339ac010260ee49ecac037a208e9ca723143b1866
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 b11b5af631ba04bd1bb90b484e0ad9cb9a2acbba9200d80476f9e833181968ab
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 1057a618bcad8daa1db9c947070c52a2ff76cd1b689e6306086bc3c3d36750f3
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Local State
                  • Size 4KB
                  • SHA256 f0ea0c5c4e189ad9d79e52f7b5ace1cadb33a90db4385c4cd92212cd5028e369
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe581cda.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{2C7F6854-BFE6-4DF6-A480-939DED0ACF34}\wv2\EBWebView\Local State~RFe581cda.TMP
                  • Size 1KB
                  • SHA256 aa8d5cd73e541c31fe9e8e10629a3b962f1b85e540ce699138ffa88139ab94ff
                  • MD5 SHA1 SHA512 TLSH

                  memory/3048-29-0x00007FFF1DCF0000-0x00007FFF1DCF1000-memory.dmp

                  memory/4576-150-0x00007FFF1DCF0000-0x00007FFF1DCF1000-memory.dmp

                  memory/4576-218-0x000001983C970000-0x000001983C9DB000-memory.dmp

                  memory/5076-217-0x0000028D470D0000-0x0000028D47100000-memory.dmp

                  memory/5076-79-0x00007FFF1DBD0000-0x00007FFF1DBD1000-memory.dmp

                  memory/5076-80-0x00007FFF1CA00000-0x00007FFF1CA01000-memory.dmp