Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/06/2026, 09:10

General

  • Target
    Madium-Installer.exe
  • Size 13.0MB
  • Sample260620-k5gmysft2t
  • SHA256 2ee90a1ea33cabb04324c4c81fbf5e10324555daa15a5ce1cca057c12e61b096
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Drops file in Windows directory 14 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Madium-Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Madium-Installer.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5092
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c cls
      2⤵
        PID:4712
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c taskkill /F /IM Madium.exe /IM Loader.exe >nul 2>&1
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5140
        • C:\Windows\system32\taskkill.exe
          taskkill /F /IM Madium.exe /IM Loader.exe
          3⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:2220
      • C:\Users\Admin\AppData\Roaming\Madium\Bin\Madium.exe
        "C:\Users\Admin\AppData\Roaming\Madium\Bin\Madium.exe"
        2⤵
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:6384
        • 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.exe --webview-exe-version=0.1.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.madium.app\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --autoplay-policy=no-user-gesture-required --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --enable-features=MojoIpcz --lang=en-US --accept-lang=en-US --mojo-named-platform-channel-pipe=6384.5184.6843566860544012403 /pfhostedapp:3f8bc9330819d2ef6b395d44327ed237f3af8c04
          3⤵
          • Drops file in Windows directory
          • Enumerates system info in registry
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of WriteProcessMemory
          PID:6988
          • 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\com.madium.app\EBWebView /prefetch:4 /pfhostedapp:3f8bc9330819d2ef6b395d44327ed237f3af8c04 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.madium.app\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=0x184,0x188,0x18c,0x160,0x194,0x7ffafb465fd8,0x7ffafb465fe4,0x7ffafb465ff0
            4⤵
              PID:2460
            • 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\com.madium.app\EBWebView" --webview-exe-name=Madium.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1760 --field-trial-handle=1764,i,14210501676576104735,1868371158629657977,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:3f8bc9330819d2ef6b395d44327ed237f3af8c04
              4⤵
                PID:1436
              • 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\com.madium.app\EBWebView" --webview-exe-name=Madium.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2060 --field-trial-handle=1764,i,14210501676576104735,1868371158629657977,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:3f8bc9330819d2ef6b395d44327ed237f3af8c04
                4⤵
                  PID:4464
                • 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\com.madium.app\EBWebView" --webview-exe-name=Madium.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2296 --field-trial-handle=1764,i,14210501676576104735,1868371158629657977,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:3f8bc9330819d2ef6b395d44327ed237f3af8c04
                  4⤵
                    PID:5072
                  • 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\com.madium.app\EBWebView" --webview-exe-name=Madium.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --autoplay-policy=no-user-gesture-required --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=3356 --field-trial-handle=1764,i,14210501676576104735,1868371158629657977,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:3f8bc9330819d2ef6b395d44327ed237f3af8c04 /prefetch:1
                    4⤵
                      PID:4864
                    • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.madium.app\EBWebView" --webview-exe-name=Madium.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4380 --field-trial-handle=1764,i,14210501676576104735,1868371158629657977,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:3f8bc9330819d2ef6b395d44327ed237f3af8c04
                      4⤵
                        PID:480
                      • 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 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.26100.1301 --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.madium.app\EBWebView" --webview-exe-name=Madium.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4344 --field-trial-handle=1764,i,14210501676576104735,1868371158629657977,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:3f8bc9330819d2ef6b395d44327ed237f3af8c04
                        4⤵
                          PID:7076
                        • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.madium.app\EBWebView" --webview-exe-name=Madium.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4004 --field-trial-handle=1764,i,14210501676576104735,1868371158629657977,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:3f8bc9330819d2ef6b395d44327ed237f3af8c04
                          4⤵
                            PID:6784

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          settings.dat

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Crashpad\settings.dat
                          • Size 280B
                          • SHA256 c3ec3f8afd933d00eac6d27f1a46c71a940c9ca40ffbc59bb6db2851cb698b64
                          • MD5 SHA1 SHA512

                          settings.dat

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Crashpad\settings.dat
                          • Size 280B
                          • SHA256 92ecb46c75e8e3795a3a9b34ba8fee095aa973a9dd692f85864a5a948b7ca830
                          • MD5 SHA1 SHA512 TLSH

                          throttle_store.dat

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Crashpad\throttle_store.dat
                          • Size 20B
                          • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                          • MD5 SHA1 SHA512

                          the-real-index

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                          • Size 216B
                          • SHA256 3d8fc459547c3e7fdb7ac44560a4fcf2fa55bbe84498a9b9221c7e0ca2296afb
                          • MD5 SHA1 SHA512 TLSH

                          the-real-index~RFe59118a.TMP

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe59118a.TMP
                          • Size 48B
                          • SHA256 b35548e815be65f75abe9f81a6a8e3ae8aaac6e95536efc76c6205aa16d9f0ab
                          • MD5 SHA1 SHA512

                          Network Persistent State

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Network\Network Persistent State
                          • Size 111B
                          • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                          • MD5 SHA1 SHA512 TLSH

                          Network Persistent State~RFe59e797.TMP

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Network\Network Persistent State~RFe59e797.TMP
                          • Size 59B
                          • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                          • MD5 SHA1 SHA512 TLSH

                          SCT Auditing Pending Reports

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Network\SCT Auditing Pending Reports
                          • Size 2B
                          • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                          • MD5 SHA1 SHA512

                          Preferences

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Preferences
                          • Size 6KB
                          • SHA256 b8e58e7da3113f841c394b72d9b12d4723770d9c6c6a3a0435f738435ce171dd
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Preferences

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Preferences
                          • Size 6KB
                          • SHA256 27d6fd8c6ba2f2b40a3e798cc3d18d7a2074aee72083c83d0536a8b252a3314e
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          CURRENT

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\shared_proto_db\metadata\CURRENT
                          • Size 16B
                          • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                          • MD5 SHA1 SHA512

                          MANIFEST-000001

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\shared_proto_db\metadata\MANIFEST-000001
                          • Size 41B
                          • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                          • MD5 SHA1 SHA512

                          data_0

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\GraphiteDawnCache\data_0
                          • Size 8KB
                          • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                          • MD5 SHA1 SHA512 SSDEEP

                          data_1

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\GraphiteDawnCache\data_1
                          • Size 264KB
                          • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                          • MD5 SHA1 SHA512 SSDEEP

                          data_2

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\GraphiteDawnCache\data_2
                          • Size 8KB
                          • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                          • MD5 SHA1 SHA512 SSDEEP

                          data_3

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\GraphiteDawnCache\data_3
                          • Size 8KB
                          • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                          • MD5 SHA1 SHA512 SSDEEP

                          Local State

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Local State
                          • Size 15KB
                          • SHA256 c255e684c1d21235fe6e661be8d0d51f5f54de74d16c4be9dde44e2039ca6cd0
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Local State

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Local State
                          • Size 2KB
                          • SHA256 ce2fa87c2a9139dee412e606fd60b0f25505cae18f96886762bc8ed37dc2b6e1
                          • MD5 SHA1 SHA512 TLSH

                          Local State

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Local State
                          • Size 3KB
                          • SHA256 93b732b1d3b276f6f4ce458287f436ec4223cc0d7bd71c03c47bb99fda347577
                          • MD5 SHA1 SHA512 TLSH

                          Local State~RFe58c0ea.TMP

                          • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Local State~RFe58c0ea.TMP
                          • Size 1KB
                          • SHA256 943c99cd0bac2a30c337b38b9fa12401da4c9aef8fd516f37452cd375261bedb
                          • MD5 SHA1 SHA512 TLSH

                          Madium.exe

                          • Path C:\Users\Admin\AppData\Roaming\Madium\Bin\Madium.exe
                          • Size 15.0MB
                          • SHA256 edaf6676fe03d0a552f07d7fd438f34d8fe79612c80a365cb42fba679bbea530
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          memory/480-314-0x00007FFB1DA30000-0x00007FFB1DA31000-memory.dmp

                          memory/480-313-0x00007FFB1DA20000-0x00007FFB1DA21000-memory.dmp

                          memory/1436-63-0x00007FFB1C4C0000-0x00007FFB1C4C1000-memory.dmp

                          memory/1436-243-0x0000022BD5900000-0x0000022BD59D6000-memory.dmp

                          memory/4864-244-0x0000022CF3AA0000-0x0000022CF3B76000-memory.dmp

                          memory/4864-120-0x00007FFB1C4C0000-0x00007FFB1C4C1000-memory.dmp

                          memory/5092-34-0x00007FF6BBE63000-0x00007FF6BC64E000-memory.dmp

                          memory/5092-6-0x00007FF6BBE10000-0x00007FF6BD346000-memory.dmp

                          memory/5092-5-0x00007FF6BBE10000-0x00007FF6BD346000-memory.dmp

                          memory/5092-36-0x00007FF6BBE10000-0x00007FF6BD346000-memory.dmp

                          memory/5092-1-0x00007FFB1E270000-0x00007FFB1E272000-memory.dmp

                          memory/5092-0-0x00007FF6BBE63000-0x00007FF6BC64E000-memory.dmp

                          memory/7076-344-0x000002719C2C0000-0x000002719C2C1000-memory.dmp

                          memory/7076-337-0x000002719C2C0000-0x000002719C2C1000-memory.dmp

                          memory/7076-348-0x000002719C2C0000-0x000002719C2C1000-memory.dmp

                          memory/7076-347-0x000002719C2C0000-0x000002719C2C1000-memory.dmp

                          memory/7076-346-0x000002719C2C0000-0x000002719C2C1000-memory.dmp

                          memory/7076-345-0x000002719C2C0000-0x000002719C2C1000-memory.dmp

                          memory/7076-343-0x000002719C2C0000-0x000002719C2C1000-memory.dmp

                          memory/7076-339-0x000002719C2C0000-0x000002719C2C1000-memory.dmp