Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    12/07/2026, 04:15

General

  • Target
    Madium-Bootstrapper.exe
  • Size 6.9MB
  • Sample260712-et73waey21
  • 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:4740
    • 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-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --mojo-named-platform-channel-pipe=4740.3020.16863380892588339783
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:2540
      • 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-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\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=0x164,0x168,0x16c,0x140,0x174,0x7fff4df1b078,0x7fff4df1b084,0x7fff4df1b090
        3⤵
          PID:2008
        • 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-{E819E428-A260-4605-95DF-200A9FEA4284}\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,341211520773384338,14905096766053477395,262144 --variations-seed-version --mojo-platform-channel-handle=1736 /prefetch:2
          3⤵
            PID:2660
          • 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-{E819E428-A260-4605-95DF-200A9FEA4284}\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,341211520773384338,14905096766053477395,262144 --variations-seed-version --mojo-platform-channel-handle=2068 /prefetch:3
            3⤵
              PID:4756
            • 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-{E819E428-A260-4605-95DF-200A9FEA4284}\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=2396,i,341211520773384338,14905096766053477395,262144 --variations-seed-version --mojo-platform-channel-handle=2400 /prefetch:8
              3⤵
                PID:4984
              • 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-{E819E428-A260-4605-95DF-200A9FEA4284}\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=3628,i,341211520773384338,14905096766053477395,262144 --variations-seed-version --mojo-platform-channel-handle=3636 /prefetch:1
                3⤵
                  PID:3960

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 958a2e22d7bc48d92521ef40843049d0d6cf432a6092a6a67f229a889f7fca61
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 2956c4d64f1a9bfde34cafeff5fbb9017c2af8ebe4d37199d5609583f20bcae0
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Cache\Cache_Data\index
                  • Size 256KB
                  • SHA256 6de42b6a13b0dc7319a4110c1fc83a9649ab434f5ad3fc8446a5f9f8b55276b9
                  • MD5 SHA1 SHA512 SSDEEP

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 48B
                  • SHA256 24d1a1a13ba0b280c3e5aecae0f087de9fe20ec009344f8836f39b562d3b7353
                  • MD5 SHA1 SHA512

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Code Cache\wasm\index
                  • Size 24B
                  • SHA256 fbcfe23a2ecb82b7100c50811691dde0a33aa3da8d176be9882a9db485dc0f2d
                  • MD5 SHA1 SHA512

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\DawnGraphiteCache\index
                  • Size 256KB
                  • SHA256 1940655429a2a7a0ab54cda81f556c1cba4762512a0389fa60a33c86a9db0ceb
                  • MD5 SHA1 SHA512 SSDEEP

                  data_0

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\DawnWebGPUCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\DawnWebGPUCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\DawnWebGPUCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  index

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\DawnWebGPUCache\index
                  • Size 256KB
                  • SHA256 fefb620fa3e13c369fe436be891adf313fc9c5928bf35a2da79507e629b5b2ce
                  • MD5 SHA1 SHA512 SSDEEP

                  LOG

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Extension Rules\LOG
                  • Size 371B
                  • SHA256 57e90e1af8256e6bbcbbc6abed032178c0441a4f6c35d6d0064ab4774e095727
                  • MD5 SHA1 SHA512 TLSH

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Extension Rules\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  000003.log

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Extension Scripts\000003.log
                  • Size 38B
                  • SHA256 1c43a1bda1e458863c46dfae7fb43bfb3e27802169f37320399b1dd799a819ac
                  • MD5 SHA1 SHA512

                  LOG

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Extension Scripts\LOG
                  • Size 375B
                  • SHA256 65d91580faec1608560bf8b9d00f4e56330e612d3eb86fe935f68867cead90ce
                  • MD5 SHA1 SHA512 TLSH

                  000003.log

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Extension State\000003.log
                  • Size 114B
                  • SHA256 e2610960c3757d1757f206c7b84378efa22d86dcf161a98096a5f0e56e1a367e
                  • MD5 SHA1 SHA512

                  LOG

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Extension State\LOG
                  • Size 373B
                  • SHA256 b3eedfdf97c53164b0a1328acf314d5263a80ab45c52a387e935167dd5858e16
                  • MD5 SHA1 SHA512 TLSH

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Default\Site Characteristics Database\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Local State
                  • Size 1KB
                  • SHA256 9278d99311df45e7ce274522da64ccca73e4ff1b300e9e600997d5f13c332552
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 2ee1f5f0ae699a0e3381f972bad94fe6d1b01fe5696a16c65285337bcf5d693d
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 a90f910966a3524eb366486ace18c3a22c26194bee25a644dd9b3f933c01405f
                  • MD5 SHA1 SHA512 TLSH

                  Local State~RFe58c501.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\Local State~RFe58c501.TMP
                  • Size 1KB
                  • SHA256 94ad0351409d945a78d0b88145854e8ddb5cd84d1cb6a67c7726b4536576df1f
                  • MD5 SHA1 SHA512 TLSH

                  e35b0ef8-fdc2-4e91-9d89-e04d57bb55ec.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{E819E428-A260-4605-95DF-200A9FEA4284}\wv2\EBWebView\e35b0ef8-fdc2-4e91-9d89-e04d57bb55ec.tmp
                  • Size 4KB
                  • SHA256 d5745f74870b2fb299ab94def047a85a862b91bae62b4f934682a0d623058a19
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  memory/2660-29-0x00007FFF69C00000-0x00007FFF69C01000-memory.dmp

                  memory/3960-151-0x00007FFF69C00000-0x00007FFF69C01000-memory.dmp

                  memory/4984-79-0x00007FFF69AE0000-0x00007FFF69AE1000-memory.dmp

                  memory/4984-80-0x00007FFF69210000-0x00007FFF69211000-memory.dmp