Resubmissions

03/08/2026, 12:24

260803-pk183sar217

01/08/2026, 17:26

260801-vz8vcsdq8x

29/07/2026, 14:44

260729-r4gpwsaj41

13/07/2026, 12:17

260713-pf52gaay3y

10/07/2026, 09:04

260710-k1vc9ahw2w

06/07/2026, 21:35

260706-1fqgkaby3y6

Analysis

  • user interaction
    yes
  • max time kernel
    103s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    03/08/2026, 12:24

General

  • Target
    Madium-Bootstrapper.exe
  • Size 6.9MB
  • Sample260803-pk183sar21
  • 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 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:4468
    • 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-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --mojo-named-platform-channel-pipe=4468.5036.13592624063552753725
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:2444
      • 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-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\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,0x160,0x164,0x11c,0x16c,0x7ffd9aaeb078,0x7ffd9aaeb084,0x7ffd9aaeb090
        3⤵
          PID:3660
        • 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-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\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,14320539351303383493,9960097873224087934,262144 --variations-seed-version --mojo-platform-channel-handle=1736 /prefetch:2
          3⤵
            PID:4952
          • 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-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\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,14320539351303383493,9960097873224087934,262144 --variations-seed-version --mojo-platform-channel-handle=2064 /prefetch:3
            3⤵
              PID:2960
            • 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-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\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=2348,i,14320539351303383493,9960097873224087934,262144 --variations-seed-version --mojo-platform-channel-handle=2344 /prefetch:8
              3⤵
                PID:2376
              • 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-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\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=3692,i,14320539351303383493,9960097873224087934,262144 --variations-seed-version --mojo-platform-channel-handle=3752 /prefetch:1
                3⤵
                  PID:3096

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 a89bb9506c1d58f3dffc0d11a1ebb31db9433bf7ff2d783ba916a496e583c413
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 f750369fd20cc1ee80bd32cbd4afb652f862761d965f42367b2be0a505bb9c97
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\Cache\Cache_Data\index
                  • Size 256KB
                  • SHA256 730e945a69458b2f2ed49ec5b89eb0090a8896b29df7a462f0a780e17e17f49e
                  • MD5 SHA1 SHA512 SSDEEP

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 48B
                  • SHA256 353cefd44642e90ae316596e65dda33cabae80e7e9a7969a7ea96908b0fcf96a
                  • MD5 SHA1 SHA512

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\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-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\Code Cache\wasm\index-dir\the-real-index
                  • Size 48B
                  • SHA256 bee0f4491f34d1c2de015f0094b0ff1c386ffc6a6a820d37e37b3d5d6d6eb6f1
                  • MD5 SHA1 SHA512

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\DawnGraphiteCache\index
                  • Size 256KB
                  • SHA256 ddc043a2a428cb6ce2a1ca7a27fc3f30222bad8ad0201c215378252c758f64cb
                  • MD5 SHA1 SHA512 SSDEEP

                  data_0

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\DawnWebGPUCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\DawnWebGPUCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\DawnWebGPUCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\DawnWebGPUCache\index
                  • Size 256KB
                  • SHA256 459f5ff96ef706b6dcf5d9db1075acf0049a84de1c05ad447f06d3bfaff56334
                  • MD5 SHA1 SHA512 SSDEEP

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\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-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Default\Site Characteristics Database\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Local State
                  • Size 1KB
                  • SHA256 832a88b61a17f86738d7021457dcea49a20561e889115534a4ff5881a8f1c544
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 a8dd9c2f7682af82e910155f6a260af9add0e33e76b7e3906064ebd69e2d3b9a
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 639cdfda1528ec33f57636efa774a0c3fd004c1e53b44fb4ed3dd731235f6237
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Local State
                  • Size 4KB
                  • SHA256 ac3d6b917c1d3abc7fc0beb9f3905f5348515482d9d967588a50f3fbd7960ed5
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe5856d5.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{8C5F19B3-E07A-44CE-9448-D573DD8199D0}\wv2\EBWebView\Local State~RFe5856d5.TMP
                  • Size 1KB
                  • SHA256 08798cf7ca60bbb2eeacf32937830a3a6a85ad7a88bae0b5fb078c4524135145
                  • MD5 SHA1 SHA512 TLSH

                  memory/2376-101-0x00007FFDB5990000-0x00007FFDB5991000-memory.dmp

                  memory/2376-102-0x00007FFDB6B30000-0x00007FFDB6B31000-memory.dmp

                  memory/2376-320-0x0000028E1DB30000-0x0000028E1DB60000-memory.dmp

                  memory/3096-126-0x00007FFDB6F00000-0x00007FFDB6F01000-memory.dmp

                  memory/4952-29-0x00007FFDB6F00000-0x00007FFDB6F01000-memory.dmp

                  memory/4952-321-0x00000241024C0000-0x00000241025EA000-memory.dmp