Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/09/2026, 18:26

General

  • Target
    local-core-desktop.exe
  • Size 11.5MB
  • Sample260916-w3prbssvb1
  • SHA256 a513ffca4e0f2755f1027d13274b3cea1284b8489104cbd857fb806553ad6f86
  • 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 14 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\local-core-desktop.exe
    "C:\Users\Admin\AppData\Local\Temp\local-core-desktop.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4540
    • 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=local-core-desktop.exe --webview-exe-version=0.9.0-beta.1 --user-data-dir="C:\Users\Admin\AppData\Local\app.localcore.utility\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=4540.3132.2506792142002284087 /pfhostedapp:bba0a0a2333ea5d87bd81a49c0fd98617f595d44
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:5068
      • 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\app.localcore.utility\EBWebView /prefetch:4 /pfhostedapp:bba0a0a2333ea5d87bd81a49c0fd98617f595d44 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\app.localcore.utility\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=0x188,0x18c,0x190,0x184,0x198,0x7ff81c7a5fd8,0x7ff81c7a5fe4,0x7ff81c7a5ff0
        3⤵
          PID:1304
        • 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\app.localcore.utility\EBWebView" --webview-exe-name=local-core-desktop.exe --webview-exe-version=0.9.0-beta.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1748 --field-trial-handle=1752,i,7101590400586792303,1575136113774234889,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:bba0a0a2333ea5d87bd81a49c0fd98617f595d44
          3⤵
            PID:3788
          • 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\app.localcore.utility\EBWebView" --webview-exe-name=local-core-desktop.exe --webview-exe-version=0.9.0-beta.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2228 --field-trial-handle=1752,i,7101590400586792303,1575136113774234889,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:bba0a0a2333ea5d87bd81a49c0fd98617f595d44
            3⤵
              PID:5256
            • 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\app.localcore.utility\EBWebView" --webview-exe-name=local-core-desktop.exe --webview-exe-version=0.9.0-beta.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2388 --field-trial-handle=1752,i,7101590400586792303,1575136113774234889,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:bba0a0a2333ea5d87bd81a49c0fd98617f595d44
              3⤵
                PID:4768
              • 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\app.localcore.utility\EBWebView" --webview-exe-name=local-core-desktop.exe --webview-exe-version=0.9.0-beta.1 --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=3456 --field-trial-handle=1752,i,7101590400586792303,1575136113774234889,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:bba0a0a2333ea5d87bd81a49c0fd98617f595d44 /prefetch:1
                3⤵
                  PID:5052
                • 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\app.localcore.utility\EBWebView" --webview-exe-name=local-core-desktop.exe --webview-exe-version=0.9.0-beta.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=816 --field-trial-handle=1752,i,7101590400586792303,1575136113774234889,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:bba0a0a2333ea5d87bd81a49c0fd98617f595d44
                  3⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:472
                • 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\app.localcore.utility\EBWebView" --webview-exe-name=local-core-desktop.exe --webview-exe-version=0.9.0-beta.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4496 --field-trial-handle=1752,i,7101590400586792303,1575136113774234889,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:bba0a0a2333ea5d87bd81a49c0fd98617f595d44
                  3⤵
                    PID:2524

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 e6c9e56ef9622fd6568e564c9cf021afd8f3d4d02096adaa24a06103c7f85383
                    • MD5 SHA1 SHA512 TLSH

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 c0f8c98f40a5425929a20c7b2ab8ede734fc6406704c29100a10ff7a467de7d6
                    • MD5 SHA1 SHA512

                    throttle_store.dat

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

                    0e43ce8c-73cb-4c7c-8a58-57e90aa5cc22.tmp

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Default\0e43ce8c-73cb-4c7c-8a58-57e90aa5cc22.tmp
                    • Size 6KB
                    • SHA256 0abfb532f93e204087dff77b5071121bd7ce3137b5e63059f532fe2cc7b8b643
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    the-real-index

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                    • Size 72B
                    • SHA256 0483cbf98092f96ccfdbbaec56cd21f725892a21c6d22e630a7ea613709a6066
                    • MD5 SHA1 SHA512 TLSH

                    the-real-index~RFe59c29a.TMP

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe59c29a.TMP
                    • Size 48B
                    • SHA256 67aae66df0ef42f53442b8916c5adfb04de41442100dc931b81857948ca87fdc
                    • MD5 SHA1 SHA512

                    CURRENT

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

                    MANIFEST-000001

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

                    Network Persistent State

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

                    Network Persistent State~RFe5a9944.TMP

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Default\Network\Network Persistent State~RFe5a9944.TMP
                    • Size 59B
                    • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                    • MD5 SHA1 SHA512 TLSH

                    SCT Auditing Pending Reports

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

                    Preferences

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Default\Preferences
                    • Size 6KB
                    • SHA256 5b6363273c0cceb5de6685842abc778e1614077a81419760ac44846ad2f2507c
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    data_0

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

                    data_1

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

                    data_2

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

                    data_3

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

                    Local State

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Local State
                    • Size 16KB
                    • SHA256 4f8417464a61da549752bc119eff2a2a93aaad4861a67061785b4a0a42b9bd89
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Local State
                    • Size 2KB
                    • SHA256 d26a7a2d588f3ee5ec247a9f19dd8d3c706b9ad37d6f5e44fa5aaf65ca209530
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Local State
                    • Size 3KB
                    • SHA256 1ae95a6448a9121018a0fc571688dc1c08d918907f46782a43de893e7c7261fc
                    • MD5 SHA1 SHA512 TLSH

                    Local State~RFe59710f.TMP

                    • Path C:\Users\Admin\AppData\Local\app.localcore.utility\EBWebView\Local State~RFe59710f.TMP
                    • Size 1KB
                    • SHA256 c4bcb7c8f4f20d6764fd531fc5db1ae884fc504ba34b5d838c39faf06184993d
                    • MD5 SHA1 SHA512 TLSH

                    memory/472-241-0x0000029BB7FB0000-0x0000029BB7FB1000-memory.dmp

                    memory/472-231-0x0000029BB7FB0000-0x0000029BB7FB1000-memory.dmp

                    memory/472-233-0x0000029BB7FB0000-0x0000029BB7FB1000-memory.dmp

                    memory/472-242-0x0000029BB7FB0000-0x0000029BB7FB1000-memory.dmp

                    memory/472-240-0x0000029BB7FB0000-0x0000029BB7FB1000-memory.dmp

                    memory/472-239-0x0000029BB7FB0000-0x0000029BB7FB1000-memory.dmp

                    memory/472-238-0x0000029BB7FB0000-0x0000029BB7FB1000-memory.dmp

                    memory/472-237-0x0000029BB7FB0000-0x0000029BB7FB1000-memory.dmp

                    memory/2524-245-0x00007FF83D370000-0x00007FF83D371000-memory.dmp

                    memory/2524-244-0x00007FF83DD00000-0x00007FF83DD01000-memory.dmp

                    memory/3788-19-0x00007FF83DA60000-0x00007FF83DA61000-memory.dmp

                    memory/5052-101-0x00007FF83DA60000-0x00007FF83DA61000-memory.dmp