Resubmissions

26/06/2026, 04:04

260626-em1p8agy2x8

26/06/2026, 04:03

260626-emvtzagy2w3

26/06/2026, 04:03

260626-emgx4sgy2v4

26/06/2026, 04:02

260626-el8pfahw3l3

26/06/2026, 04:01

260626-ek72hsgy2s8

Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    26/06/2026, 04:04

General

  • Target
    Madium-Installer.exe
  • Size 851KB
  • Sample260626-em1p8agy2x
  • SHA256 2685c17d3d385bf9ede1009c8e3a09e87b10a4b488bd13bf0c52dbab46d49502
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Downloads MZ/PE file 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • 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
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Madium-Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Madium-Installer.exe"
    1⤵
    • Downloads MZ/PE file
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3652
    • 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:4480
      • 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.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 --autoplay-policy=no-user-gesture-required --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --lang=en-US --mojo-named-platform-channel-pipe=4480.4732.2047704512981128969
        3⤵
        • Drops file in Windows directory
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:4712
        • 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\com.madium.app\EBWebView /prefetch:4 --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=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=0x184,0x188,0x18c,0x160,0x194,0x7ffda851b078,0x7ffda851b084,0x7ffda851b090
          4⤵
            PID:4988
          • 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\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 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1812,i,1416160825657007461,3614613088258951317,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1808 /prefetch:2
            4⤵
              PID:4416
            • 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\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 --always-read-main-dll --field-trial-handle=2072,i,1416160825657007461,3614613088258951317,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2080 /prefetch:3
              4⤵
                PID:220
              • 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\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 --always-read-main-dll --field-trial-handle=2256,i,1416160825657007461,3614613088258951317,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2140 /prefetch:8
                4⤵
                  PID:2636
                • 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\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 --autoplay-policy=no-user-gesture-required --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=3540,i,1416160825657007461,3614613088258951317,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3544 /prefetch:1
                  4⤵
                    PID:1460
                  • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --string-annotations --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 --always-read-main-dll --field-trial-handle=2204,i,1416160825657007461,3614613088258951317,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4532 /prefetch:8
                    4⤵
                      PID:4944
                    • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --string-annotations --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 --always-read-main-dll --field-trial-handle=4556,i,1416160825657007461,3614613088258951317,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2296 /prefetch:8
                      4⤵
                        PID:640
                      • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --string-annotations --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 --always-read-main-dll --field-trial-handle=4544,i,1416160825657007461,3614613088258951317,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4628 /prefetch:8
                        4⤵
                          PID:4872
                        • 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 --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=10.0.19041.4355 --string-annotations --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 --gpu-preferences=UAAAAAAAAADoAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAABCAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=4452,i,1416160825657007461,3614613088258951317,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4484 /prefetch:8
                          4⤵
                            PID:4888
                          • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --string-annotations --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 --always-read-main-dll --field-trial-handle=3300,i,1416160825657007461,3614613088258951317,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4512 /prefetch:8
                            4⤵
                              PID:3944

                      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 3397801229c913f961acaea3c15ad5dbd58a05285cf7211ff4df0258bffa4639
                            • MD5 SHA1 SHA512 TLSH

                            settings.dat

                            • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Crashpad\settings.dat
                            • Size 280B
                            • SHA256 014e98a7dd25fc6c32e51fce9dec137bf3b90b2d78ef66876f7a158b9c2cfdbb
                            • 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 48B
                            • SHA256 2181a70365ec120221bc2565b4a290721bbf1dae1ac0c7100337395814e7ce27
                            • 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 9d3fd4ac6528c13050bf96aaf641fdb95624fa92fb05436ab23ca72a9eb8aedb
                            • MD5 SHA1 SHA512 TLSH

                            CURRENT

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

                            MANIFEST-000001

                            • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Extension Scripts\MANIFEST-000001
                            • Size 41B
                            • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                            • 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~RFe59c2d9.TMP

                            • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Network\Network Persistent State~RFe59c2d9.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 9e9b8c9f4c7ed73a426ee20d5383b70aafa306d838ffa8c3b023582273a074af
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            Preferences~RFe59388b.TMP

                            • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Default\Preferences~RFe59388b.TMP
                            • Size 6KB
                            • SHA256 162b165556adc6923ea93050c2ef06aab9b4b41bd68ba915bae9dfcbdd5298f8
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            data_0

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

                            data_1

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

                            data_2

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

                            data_3

                            • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\GrShaderCache\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 1KB
                            • SHA256 4d46b2dbf9b3e14de94c20237abf62d62d569fe4fafd9fb3102a8aa1550b55b2
                            • MD5 SHA1 SHA512 TLSH

                            Local State

                            • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Local State
                            • Size 2KB
                            • SHA256 566a11672afdd7e221e30271afddf99a6565bd4fe936c674e8c1760a95b48cdd
                            • MD5 SHA1 SHA512 TLSH

                            Local State

                            • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Local State
                            • Size 16KB
                            • SHA256 ef70fcf009dc4b428451d4dace6a7dfa75b04e5035e3a5c803ba277a6a184139
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            Local State

                            • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Local State
                            • Size 3KB
                            • SHA256 a0135ad7ebd58bf04dcd10added770e174d6480b29ec9054b248abcb8625c9bb
                            • MD5 SHA1 SHA512 TLSH

                            Local State~RFe589b70.TMP

                            • Path C:\Users\Admin\AppData\Local\com.madium.app\EBWebView\Local State~RFe589b70.TMP
                            • Size 1KB
                            • SHA256 18e0ecd77475a7c74f66714e3fa57e0b529590f3692583c83952b3b6da9310bf
                            • 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/1460-118-0x00007FFDCA250000-0x00007FFDCA251000-memory.dmp

                            memory/2636-120-0x00007FFDCAD60000-0x00007FFDCAD61000-memory.dmp

                            memory/2636-119-0x00007FFDCA5A0000-0x00007FFDCA5A1000-memory.dmp

                            memory/3652-0-0x0000000000110000-0x00000000001EA000-memory.dmp

                            memory/3652-224-0x0000000000A80000-0x0000000000A90000-memory.dmp

                            memory/3652-1-0x0000000000A80000-0x0000000000A90000-memory.dmp

                            memory/4416-258-0x00000279BE460000-0x00000279BE574000-memory.dmp

                            memory/4416-44-0x00007FFDCA250000-0x00007FFDCA251000-memory.dmp

                            memory/4888-388-0x0000028739F40000-0x0000028739F41000-memory.dmp

                            memory/4888-390-0x0000028739F40000-0x0000028739F41000-memory.dmp

                            memory/4888-389-0x0000028739F40000-0x0000028739F41000-memory.dmp

                            memory/4888-395-0x0000028739F40000-0x0000028739F41000-memory.dmp

                            memory/4888-397-0x0000028739F40000-0x0000028739F41000-memory.dmp

                            memory/4888-400-0x0000028739F40000-0x0000028739F41000-memory.dmp

                            memory/4888-399-0x0000028739F40000-0x0000028739F41000-memory.dmp

                            memory/4888-398-0x0000028739F40000-0x0000028739F41000-memory.dmp

                            memory/4888-394-0x0000028739F40000-0x0000028739F41000-memory.dmp

                            memory/4888-396-0x0000028739F40000-0x0000028739F41000-memory.dmp