Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/07/2026, 14:17

General

  • Target
    Madium-Bootstrapper.exe
  • Size 6.9MB
  • Sample260730-rlxcmaaf92
  • 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
  • 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:3744
    • 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-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --mojo-named-platform-channel-pipe=3744.3172.3598786618479025081
      2⤵
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:1484
      • 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-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\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,0x7ffc8ddeb078,0x7ffc8ddeb084,0x7ffc8ddeb090
        3⤵
          PID:2752
        • 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-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\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=1740,i,14880442106772502421,12165634427594995525,262144 --variations-seed-version --mojo-platform-channel-handle=1736 /prefetch:2
          3⤵
            PID:5064
          • 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-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\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=2052,i,14880442106772502421,12165634427594995525,262144 --variations-seed-version --mojo-platform-channel-handle=2068 /prefetch:3
            3⤵
              PID:1064
            • 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-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\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=2388,i,14880442106772502421,12165634427594995525,262144 --variations-seed-version --mojo-platform-channel-handle=2404 /prefetch:8
              3⤵
                PID:3260
              • 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-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\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=3736,i,14880442106772502421,12165634427594995525,262144 --variations-seed-version --mojo-platform-channel-handle=3740 /prefetch:1
                3⤵
                  PID:2192

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 f67523b64a088ef04db8dd908827eb2cc0910a82876cf2154ce4f01de28499c6
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 83dc781c7246f6f905625e25e3b5551a699313ae9e9bc83b899ccb48829c67c9
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 54e19cf3142ec49cfe79c90730907e8b4e6e3287f8e9c3e36a666664470f67a4
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\Cache\Cache_Data\index
                  • Size 256KB
                  • SHA256 c55d7011200980c13323c2d31625134e7fe94552de137012e68a896e35b9b24e
                  • MD5 SHA1 SHA512 SSDEEP

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\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-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\Code Cache\wasm\index-dir\the-real-index
                  • Size 48B
                  • SHA256 6de352061b88d71acaad86115e6c4fc02113c0d7496b7b6da308d6bde1232d87
                  • MD5 SHA1 SHA512

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\DawnGraphiteCache\index
                  • Size 256KB
                  • SHA256 ffaffbc0b13bd7f6195e2d6782806cd473eeea4e4b2b1174750d3950bdf4f581
                  • MD5 SHA1 SHA512 SSDEEP

                  data_0

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\DawnWebGPUCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\DawnWebGPUCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\DawnWebGPUCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\Extension Rules\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Default\Sync Data\LevelDB\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Local State
                  • Size 16KB
                  • SHA256 26ee8b2e99e9a40bbbd2221645494217658e8b351eab1a061c46d1a2e226ee36
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Local State
                  • Size 1KB
                  • SHA256 b5508db8bb44bf5509aade2d9fd3d20786142d489c043f147a2e62cc9add334c
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 bc794a5fd09a73a08ce568e393903b0b8121b0f0e4b7a9f407284b419668176c
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 4926c631462532b95d33cc4bda607a6a0d398e51ffbacf1e4b0022a1981947f3
                  • MD5 SHA1 SHA512 TLSH

                  Local State~RFe58242d.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8482DFFF-A034-4FE6-B48F-98429E30FC5C}\wv2\EBWebView\Local State~RFe58242d.TMP
                  • Size 1KB
                  • SHA256 585a63c1a520b67a45851046f45c7800b844237e17f02fff1c139b663e4670b5
                  • MD5 SHA1 SHA512 TLSH

                  memory/2192-155-0x00007FFCA8B90000-0x00007FFCA8B91000-memory.dmp

                  memory/3260-85-0x00007FFCAA0F0000-0x00007FFCAA0F1000-memory.dmp

                  memory/3260-86-0x00007FFCA90E0000-0x00007FFCA90E1000-memory.dmp

                  memory/5064-29-0x00007FFCA8B90000-0x00007FFCA8B91000-memory.dmp