Resubmissions

04/08/2026, 00:58

260804-bbndzaej8t8

04/08/2026, 00:54

260804-a9c58aej7s8

Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 00:58

General

  • Target
    SteupX.exe
  • Size 9.6MB
  • Sample260804-bbndzaej8t
  • SHA256 6698bc6495e96b8a6654e96369d6ab54a64b3da5d7bfde56f164c10c2afca24d
  • 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.

  • Drops file in Windows directory 17 IoCs
  • Enumerates system info in registry 2 TTPs 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SteupX.exe
    "C:\Users\Admin\AppData\Local\Temp\SteupX.exe"
    1⤵
    • Checks whether UAC is enabled
    • Enumerates system info in registry
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4504
    • 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=SteupX.exe --webview-exe-version=0.1.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --enable-features=MojoIpcz --lang=en-US --accept-lang=en-US --mojo-named-platform-channel-pipe=4504.4316.16954998124552281712 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:3556
      • 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.Setup.app\EBWebView /prefetch:4 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.Setup.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,0x160,0x194,0x7ffb152e5fd8,0x7ffb152e5fe4,0x7ffb152e5ff0
        3⤵
          PID:4212
        • 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.Setup.app\EBWebView" --webview-exe-name=SteupX.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1760 --field-trial-handle=1768,i,383736569893304812,17908790652096761025,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744
          3⤵
            PID:1152
          • 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.Setup.app\EBWebView" --webview-exe-name=SteupX.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2208 --field-trial-handle=1768,i,383736569893304812,17908790652096761025,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744
            3⤵
              PID:4192
            • 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.Setup.app\EBWebView" --webview-exe-name=SteupX.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2292 --field-trial-handle=1768,i,383736569893304812,17908790652096761025,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744
              3⤵
                PID:5748
              • 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.Setup.app\EBWebView" --webview-exe-name=SteupX.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --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=3352 --field-trial-handle=1768,i,383736569893304812,17908790652096761025,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744 /prefetch:1
                3⤵
                  PID:1916
                • 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.Setup.app\EBWebView" --webview-exe-name=SteupX.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4452 --field-trial-handle=1768,i,383736569893304812,17908790652096761025,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744
                  3⤵
                    PID:2664
                  • 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.Setup.app\EBWebView" --webview-exe-name=SteupX.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4224 --field-trial-handle=1768,i,383736569893304812,17908790652096761025,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744
                    3⤵
                      PID:5944
                    • 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.Setup.app\EBWebView" --webview-exe-name=SteupX.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4504 --field-trial-handle=1768,i,383736569893304812,17908790652096761025,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744
                      3⤵
                        PID:4200
                      • 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.Setup.app\EBWebView" --webview-exe-name=SteupX.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4540 --field-trial-handle=1768,i,383736569893304812,17908790652096761025,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744
                        3⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:3888
                      • 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.Setup.app\EBWebView" --webview-exe-name=SteupX.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4032 --field-trial-handle=1768,i,383736569893304812,17908790652096761025,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:6990462dabad1bb125e032def195bfd38c5d3744
                        3⤵
                          PID:3384

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          settings.dat

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Crashpad\settings.dat
                          • Size 280B
                          • SHA256 8e709d69524d966093ece055b78d6323307df9cb4e0704bed8ff8a245a3f942e
                          • MD5 SHA1 SHA512 TLSH

                          settings.dat

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Crashpad\settings.dat
                          • Size 280B
                          • SHA256 ea6ebf858c5d8a323d2837eaff47820a95e7656287b00e11b4d99137f4d0fa8e
                          • MD5 SHA1 SHA512

                          throttle_store.dat

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

                          96c83645-4ae4-4e26-bc92-f9b3ab064e8c.tmp

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Default\96c83645-4ae4-4e26-bc92-f9b3ab064e8c.tmp
                          • Size 6KB
                          • SHA256 675b1caf02bbd1c047e6d4d35d996f6032724c543263d41667f9dbec0a10dcbf
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          the-real-index

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                          • Size 72B
                          • SHA256 0daa26367d90b6b0797501f59ffc2d542544e87358b42399f723cb2bff3e8e09
                          • MD5 SHA1 SHA512 TLSH

                          the-real-index~RFe59adca.TMP

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe59adca.TMP
                          • Size 48B
                          • SHA256 5ead43374a8687230986f3782ce2be005529527ba795bd8560c7d514ca76a06a
                          • MD5 SHA1 SHA512

                          MANIFEST-000001

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

                          31d9ba0e-f58f-40b4-9ab5-0df7a115a7cf.tmp

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Default\Network\31d9ba0e-f58f-40b4-9ab5-0df7a115a7cf.tmp
                          • Size 2B
                          • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                          • MD5 SHA1 SHA512

                          Network Persistent State

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Default\Network\Network Persistent State
                          • Size 358B
                          • SHA256 ad6b65fbf9722245703bb3108dab0b2472622eef12b1cb81dd9bbefd26af7566
                          • MD5 SHA1 SHA512 TLSH

                          Network Persistent State~RFe5a70dc.TMP

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Default\Network\Network Persistent State~RFe5a70dc.TMP
                          • Size 59B
                          • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                          • MD5 SHA1 SHA512 TLSH

                          Preferences

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Default\Preferences
                          • Size 6KB
                          • SHA256 69beb2e58ccf3b884558fa72c01ac5f08098c07b9ceffd9869ceaf0a4de0c524
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          CURRENT

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Default\Site Characteristics Database\CURRENT
                          • Size 16B
                          • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                          • MD5 SHA1 SHA512

                          data_0

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

                          data_1

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

                          data_2

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

                          data_3

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

                          Local State

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Local State
                          • Size 3KB
                          • SHA256 ae252260a2ad318b0e56c29efd738899a8fc651584501ad3fe96681a2739f2a4
                          • MD5 SHA1 SHA512 TLSH

                          Local State

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Local State
                          • Size 14KB
                          • SHA256 b7d17cd3cbe5f5ffcc83e5a0ce2f8c367b27020fb6bd04d25a095c57563543c5
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Local State

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Local State
                          • Size 2KB
                          • SHA256 595421df4ff8b81420879504ef3a016163f6c0c5a6794072954d0322b5c872ba
                          • MD5 SHA1 SHA512 TLSH

                          Local State

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Local State
                          • Size 3KB
                          • SHA256 e22614e687e05de86fa2e66dc274a3579b808a7588d03b0a62db04399f38ed92
                          • MD5 SHA1 SHA512 TLSH

                          Local State~RFe595ad8.TMP

                          • Path C:\Users\Admin\AppData\Local\com.Setup.app\EBWebView\Local State~RFe595ad8.TMP
                          • Size 1KB
                          • SHA256 57e75179e7dd370518a7318f7d0bf4b33847e352efa5d709030cb650e7f2e579
                          • MD5 SHA1 SHA512 TLSH

                          memory/1152-26-0x00007FFB33CE0000-0x00007FFB33CE1000-memory.dmp

                          memory/1916-100-0x00007FFB33CE0000-0x00007FFB33CE1000-memory.dmp

                          memory/2664-251-0x00007FFB33F30000-0x00007FFB33F31000-memory.dmp

                          memory/2664-250-0x00007FFB34500000-0x00007FFB34501000-memory.dmp

                          memory/3888-318-0x000002D059970000-0x000002D059971000-memory.dmp

                          memory/3888-313-0x000002D059970000-0x000002D059971000-memory.dmp

                          memory/3888-322-0x000002D059970000-0x000002D059971000-memory.dmp

                          memory/3888-321-0x000002D059970000-0x000002D059971000-memory.dmp

                          memory/3888-320-0x000002D059970000-0x000002D059971000-memory.dmp

                          memory/3888-319-0x000002D059970000-0x000002D059971000-memory.dmp

                          memory/3888-317-0x000002D059970000-0x000002D059971000-memory.dmp

                          memory/3888-311-0x000002D059970000-0x000002D059971000-memory.dmp