Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/08/2026, 11:50

General

  • Target
    MaxSecurityBuilder.exe
  • Size 1.1MB
  • Sample260813-nz2ygsgm21
  • SHA256 6b7fd846215966c103da2517b35f191c5d73b8d922409f1ce405d2937bb9a93a
  • 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 system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder.exe
    "C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:4820
    • 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=MaxSecurityBuilder.exe --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=4820.4720.605663291669276944 /pfhostedapp:d608c5758b59fe184b4404175f65dd404585ba53
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:3164
      • 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\Temp\MaxSecurityBuilder\WebView2\EBWebView /prefetch:4 /pfhostedapp:d608c5758b59fe184b4404175f65dd404585ba53 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\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,0x160,0x194,0x7ffd0d595fd8,0x7ffd0d595fe4,0x7ffd0d595ff0
        3⤵
          PID:4872
        • 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\Temp\MaxSecurityBuilder\WebView2\EBWebView" --webview-exe-name=MaxSecurityBuilder.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1704 --field-trial-handle=1708,i,15435034401238935641,13906972226803367569,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:d608c5758b59fe184b4404175f65dd404585ba53
          3⤵
            PID:1560
          • 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\Temp\MaxSecurityBuilder\WebView2\EBWebView" --webview-exe-name=MaxSecurityBuilder.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2136 --field-trial-handle=1708,i,15435034401238935641,13906972226803367569,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:d608c5758b59fe184b4404175f65dd404585ba53
            3⤵
              PID:6024
            • 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\Temp\MaxSecurityBuilder\WebView2\EBWebView" --webview-exe-name=MaxSecurityBuilder.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2412 --field-trial-handle=1708,i,15435034401238935641,13906972226803367569,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:d608c5758b59fe184b4404175f65dd404585ba53
              3⤵
                PID:1536
              • 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\Temp\MaxSecurityBuilder\WebView2\EBWebView" --webview-exe-name=MaxSecurityBuilder.exe --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=3344 --field-trial-handle=1708,i,15435034401238935641,13906972226803367569,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:d608c5758b59fe184b4404175f65dd404585ba53 /prefetch:1
                3⤵
                  PID:2528
                • 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\Temp\MaxSecurityBuilder\WebView2\EBWebView" --webview-exe-name=MaxSecurityBuilder.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4468 --field-trial-handle=1708,i,15435034401238935641,13906972226803367569,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:d608c5758b59fe184b4404175f65dd404585ba53
                  3⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3484

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 6dcf5eafb4e71cb2a85a8d2deb0d14fbddab537dc00daad9661514484a29c941
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 bf85c8df64e55adc79b624ce02edc440ebff8899c55ac865898bf80137fd8a06
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  6759559d-1bc5-479c-8ee7-4322c70338d7.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Default\6759559d-1bc5-479c-8ee7-4322c70338d7.tmp
                  • Size 5KB
                  • SHA256 ad91fcd8b9d05db86727c6140e1889cb1bfa3278abe906150bb85b5126f73465
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Default\Extension Rules\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Default\Extension Rules\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Default\Network\Network Persistent State
                  • Size 111B
                  • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                  • MD5 SHA1 SHA512 TLSH

                  Network Persistent State~RFe5a301a.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Default\Network\Network Persistent State~RFe5a301a.TMP
                  • Size 59B
                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                  • MD5 SHA1 SHA512 TLSH

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  Preferences

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Default\Preferences
                  • Size 5KB
                  • SHA256 168c22ed8e826e0ba2cc56916c9cd73a02f80597bd3011c5e077b8200a6f7dbc
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  data_0

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\GraphiteDawnCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\GraphiteDawnCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\GraphiteDawnCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\GraphiteDawnCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 d9a418cd4820e021fc48e62e9bc3af27d0bb5b2de33fc9a350897970c51a0499
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 43e9fb425ac14f05ea7e07f9ec6245e5331de720983c504829ce19b09632dcd4
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Local State
                  • Size 15KB
                  • SHA256 37701c3e63c48385b33291799f92dddd3fbca4ca2978e3d96e63708ccbf248f4
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe591bcb.TMP

                  • Path C:\Users\Admin\AppData\Local\Temp\MaxSecurityBuilder\WebView2\EBWebView\Local State~RFe591bcb.TMP
                  • Size 1KB
                  • SHA256 f077ab2ab05c7dacd72eb136bd911d74c2080b82bc28ee4d21b30cb1f42e2a98
                  • MD5 SHA1 SHA512 TLSH

                  memory/1560-19-0x00007FFD2E4F0000-0x00007FFD2E4F1000-memory.dmp

                  memory/2528-97-0x00007FFD2E4F0000-0x00007FFD2E4F1000-memory.dmp

                  memory/3484-216-0x000001FEDDA20000-0x000001FEDDA21000-memory.dmp

                  memory/3484-215-0x000001FEDDA20000-0x000001FEDDA21000-memory.dmp

                  memory/3484-220-0x000001FEDDA20000-0x000001FEDDA21000-memory.dmp

                  memory/3484-222-0x000001FEDDA20000-0x000001FEDDA21000-memory.dmp

                  memory/3484-225-0x000001FEDDA20000-0x000001FEDDA21000-memory.dmp

                  memory/3484-223-0x000001FEDDA20000-0x000001FEDDA21000-memory.dmp

                  memory/3484-221-0x000001FEDDA20000-0x000001FEDDA21000-memory.dmp

                  memory/3484-224-0x000001FEDDA20000-0x000001FEDDA21000-memory.dmp