Analysis

  • max time kernel
    40s
  • max time network
    11s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/11/2026, 15:56

General

  • Target
    weblauncher.exe
  • Size 13.3MB
  • Sample261104-tddawsdx9k
  • SHA256 5d756c3d6ef2776b574a69c5096b065531be128b78f579017e08ca7c60e7d181
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 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.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\weblauncher.exe
    "C:\Users\Admin\AppData\Local\Temp\weblauncher.exe"
    1⤵
    • Checks whether UAC is enabled
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4884
    • 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=weblauncher.exe --webview-exe-version=2.1.5 --user-data-dir="C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\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=4884.3168.16150295874354904439 /pfhostedapp:1ec92e6eb015b98a19db4fb2eb6681b6bd0ba786
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:4140
      • 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.casualdev.weblauncher\EBWebView /prefetch:4 /pfhostedapp:1ec92e6eb015b98a19db4fb2eb6681b6bd0ba786 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\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,0x160,0x194,0x7fffba395fd8,0x7fffba395fe4,0x7fffba395ff0
        3⤵
          PID:4668
        • 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.casualdev.weblauncher\EBWebView" --webview-exe-name=weblauncher.exe --webview-exe-version=2.1.5 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1772 --field-trial-handle=1776,i,17293074791875798768,1224275299277712863,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:1ec92e6eb015b98a19db4fb2eb6681b6bd0ba786
          3⤵
            PID:1796
          • 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.casualdev.weblauncher\EBWebView" --webview-exe-name=weblauncher.exe --webview-exe-version=2.1.5 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2128 --field-trial-handle=1776,i,17293074791875798768,1224275299277712863,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:1ec92e6eb015b98a19db4fb2eb6681b6bd0ba786
            3⤵
              PID:2840
            • 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.casualdev.weblauncher\EBWebView" --webview-exe-name=weblauncher.exe --webview-exe-version=2.1.5 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2292 --field-trial-handle=1776,i,17293074791875798768,1224275299277712863,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:1ec92e6eb015b98a19db4fb2eb6681b6bd0ba786
              3⤵
                PID:4316
              • 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.casualdev.weblauncher\EBWebView" --webview-exe-name=weblauncher.exe --webview-exe-version=2.1.5 --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=3368 --field-trial-handle=1776,i,17293074791875798768,1224275299277712863,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:1ec92e6eb015b98a19db4fb2eb6681b6bd0ba786 /prefetch:1
                3⤵
                  PID:2816

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 7ce68dafda60832a6a65414b92d70b2b584ecb26f288ada0b64cbbd35af0b921
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 71460e9ead581ea0de72e7240c95d3de65652287a8599e430b11d8c140bcc70c
                  • MD5 SHA1 SHA512

                  throttle_store.dat

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

                  temp-index

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\Default\Code Cache\js\index-dir\temp-index
                  • Size 72B
                  • SHA256 3e0a0c738c52f430d2a3dd75686c71ea30f8b7e83b8ac3efcf03de16a9ce4410
                  • MD5 SHA1 SHA512 TLSH

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 48B
                  • SHA256 c94e7fa8d4a747cacbf969e6983cfaf6ed5f7dc32d80c1fe51284d48415ac5f7
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

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

                  SCT Auditing Pending Reports

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

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\Default\Sync Data\LevelDB\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  data_0

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

                  data_1

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

                  data_2

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

                  data_3

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\GrShaderCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\Local State
                  • Size 1KB
                  • SHA256 790f50375ac3519bf6ac366fcc4731743ba270b08f86981384d5d10252a4a4eb
                  • MD5 SHA1 SHA512 TLSH

                  a0f93a8f-4b76-4f50-979c-76806d889d07.tmp

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\a0f93a8f-4b76-4f50-979c-76806d889d07.tmp
                  • Size 3KB
                  • SHA256 ba248c13e1879046aabcaedd22c41a9190f41a25231921ea541865321154a4a4
                  • MD5 SHA1 SHA512 TLSH

                  bc48744f-c3f5-4f0c-90b4-1f2117e15b76.tmp

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\bc48744f-c3f5-4f0c-90b4-1f2117e15b76.tmp
                  • Size 15KB
                  • SHA256 f7bfb9c9e11d420960317d534324a28b08704250687f7b2968a7352fe0288062
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  ce5244ef-8a43-4e4a-b072-9bccbec54416.tmp

                  • Path C:\Users\Admin\AppData\Local\com.casualdev.weblauncher\EBWebView\ce5244ef-8a43-4e4a-b072-9bccbec54416.tmp
                  • Size 2KB
                  • SHA256 e20733ef5f6ed80172a17a2de2baddd3812368ed2bc4135af66e7a610e6ea2e2
                  • MD5 SHA1 SHA512 TLSH

                  configuration.json

                  • Path C:\Users\Admin\AppData\Roaming\weblauncher\core\configuration.json
                  • Size 1KB
                  • SHA256 d9e00fd5bb4e82438dd99bba80b1ccb73d8a93110f60df73e706f0101a390499
                  • MD5 SHA1 SHA512 TLSH

                  memory/1796-27-0x00007FFFDC250000-0x00007FFFDC251000-memory.dmp

                  memory/1796-231-0x000001B7C85D0000-0x000001B7C85FA000-memory.dmp

                  memory/2816-91-0x00007FFFDC250000-0x00007FFFDC251000-memory.dmp