Analysis

  • max time kernel
    150s
  • max time network
    155s
  • 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, 02:32

General

  • Target
    openless.exe
  • Size 47.9MB
  • Sample260804-c1ad3sbf57
  • SHA256 df422d5f3b33d180e08ec1e941bb5821fa8f0a59f730bcbb4a2f7d9021e7763b
  • 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.

  • Modifies trusted root certificate store through registry 1 TTPs 2 IoCs

    A root certificate was added, modified, or removed in the trusted certificate store registry paths.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\openless.exe
    "C:\Users\Admin\AppData\Local\Temp\openless.exe"
    1⤵
    • Checks whether UAC is enabled
    • Modifies trusted root certificate store through registry
    • Modifies system certificate store
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1308
    • 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=openless.exe --webview-exe-version=1.3.15 --user-data-dir="C:\Users\Admin\AppData\Local\com.openless.app\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=1308.2216.14231672663973407969 /pfhostedapp:1ed8d7d177774778c294bbe3387035ca6666b810
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:4184
      • 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.openless.app\EBWebView /prefetch:4 /pfhostedapp:1ed8d7d177774778c294bbe3387035ca6666b810 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.openless.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=0x188,0x18c,0x190,0x184,0x50,0x7ffe4d7b5fd8,0x7ffe4d7b5fe4,0x7ffe4d7b5ff0
        3⤵
          PID:3264
        • 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.openless.app\EBWebView" --webview-exe-name=openless.exe --webview-exe-version=1.3.15 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1792 --field-trial-handle=1796,i,14459041106785104557,3491148110521840125,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:1ed8d7d177774778c294bbe3387035ca6666b810
          3⤵
            PID:5424
          • 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.openless.app\EBWebView" --webview-exe-name=openless.exe --webview-exe-version=1.3.15 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2076 --field-trial-handle=1796,i,14459041106785104557,3491148110521840125,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:1ed8d7d177774778c294bbe3387035ca6666b810
            3⤵
              PID:4972
            • 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.openless.app\EBWebView" --webview-exe-name=openless.exe --webview-exe-version=1.3.15 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2284 --field-trial-handle=1796,i,14459041106785104557,3491148110521840125,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:1ed8d7d177774778c294bbe3387035ca6666b810
              3⤵
                PID:2288
              • 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.openless.app\EBWebView" --webview-exe-name=openless.exe --webview-exe-version=1.3.15 --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=3524 --field-trial-handle=1796,i,14459041106785104557,3491148110521840125,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:1ed8d7d177774778c294bbe3387035ca6666b810 /prefetch:1
                3⤵
                  PID:2784
                • 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.openless.app\EBWebView" --webview-exe-name=openless.exe --webview-exe-version=1.3.15 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --autoplay-policy=no-user-gesture-required --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --mojo-platform-channel-handle=4004 --field-trial-handle=1796,i,14459041106785104557,3491148110521840125,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:1ed8d7d177774778c294bbe3387035ca6666b810 /prefetch:1
                  3⤵
                    PID:6032
                  • 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=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.openless.app\EBWebView" --webview-exe-name=openless.exe --webview-exe-version=1.3.15 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4184 --field-trial-handle=1796,i,14459041106785104557,3491148110521840125,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:1ed8d7d177774778c294bbe3387035ca6666b810
                    3⤵
                      PID:5076
                    • 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.openless.app\EBWebView" --webview-exe-name=openless.exe --webview-exe-version=1.3.15 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4896 --field-trial-handle=1796,i,14459041106785104557,3491148110521840125,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:1ed8d7d177774778c294bbe3387035ca6666b810
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:2112
                • C:\Windows\system32\AUDIODG.EXE
                  C:\Windows\system32\AUDIODG.EXE 0x00000000000004EC 0x00000000000004F4
                  1⤵
                    PID:2980

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

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                        Downloads

                        settings.dat

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Crashpad\settings.dat
                        • Size 280B
                        • SHA256 13c256696db50ebce60f0f3a76f80031137931265d101ede54c19fab6456621d
                        • MD5 SHA1 SHA512 TLSH

                        settings.dat

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Crashpad\settings.dat
                        • Size 280B
                        • SHA256 b5a003a492c0be33dac9ed8161547fcac62d5560a861d383df4c00d3c02dc1e2
                        • MD5 SHA1 SHA512 TLSH

                        throttle_store.dat

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

                        the-real-index

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                        • Size 408B
                        • SHA256 f1f120dec542a5c5eae5a42dfdbc72b6638e952a06c45eab89d5a2cb0c6fe909
                        • MD5 SHA1 SHA512 TLSH

                        the-real-index~RFe59e65f.TMP

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe59e65f.TMP
                        • Size 48B
                        • SHA256 04fe6b827e70b8663ed274c42a5d609b6374395b6d9ee52225688a1c5a1ceac5
                        • MD5 SHA1 SHA512

                        MANIFEST-000001

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

                        Network Persistent State

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

                        Network Persistent State~RFe5ab7a9.TMP

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Default\Network\Network Persistent State~RFe5ab7a9.TMP
                        • Size 59B
                        • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                        • MD5 SHA1 SHA512 TLSH

                        SCT Auditing Pending Reports

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

                        Preferences

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Default\Preferences
                        • Size 6KB
                        • SHA256 5ed75a29e7ad8872d0dfe195884bcc4df5cabd438e0da5321de8520635e78798
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        CURRENT

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

                        f689dda0-580a-466b-9b9e-6e7c7b9e3ec0.tmp

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Default\f689dda0-580a-466b-9b9e-6e7c7b9e3ec0.tmp
                        • Size 6KB
                        • SHA256 e7c9e4407008b78a771767cbc5382ddfab3df5c2df07546fcdfe451124c0bee2
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        data_0

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

                        data_1

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

                        data_2

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

                        data_3

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

                        Local State

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Local State
                        • Size 2KB
                        • SHA256 f79b0c930fd8aea997cefe7a51cad500d9ce4dc5ba2aa9b6f3c489b59c5c19fe
                        • MD5 SHA1 SHA512 TLSH

                        Local State

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Local State
                        • Size 3KB
                        • SHA256 5d924ef16ef4b608041580526204e032dc3780f0e34e0325c78908ecd1688160
                        • MD5 SHA1 SHA512 TLSH

                        Local State~RFe5990dc.TMP

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\Local State~RFe5990dc.TMP
                        • Size 1KB
                        • SHA256 742c80008371f1702256a30b6bab442b743cc4c6d58e994bcec5b768ced028d0
                        • MD5 SHA1 SHA512 TLSH

                        db9dc338-a7d9-4c87-9956-6a79575226a2.tmp

                        • Path C:\Users\Admin\AppData\Local\com.openless.app\EBWebView\db9dc338-a7d9-4c87-9956-6a79575226a2.tmp
                        • Size 15KB
                        • SHA256 13f63ea277b1e34ee514e993bd604130430a942c180f2b547b37a062a18136da
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        memory/2112-351-0x000001C484600000-0x000001C484601000-memory.dmp

                        memory/2112-349-0x000001C484600000-0x000001C484601000-memory.dmp

                        memory/2112-359-0x000001C484600000-0x000001C484601000-memory.dmp

                        memory/2112-360-0x000001C484600000-0x000001C484601000-memory.dmp

                        memory/2112-358-0x000001C484600000-0x000001C484601000-memory.dmp

                        memory/2112-356-0x000001C484600000-0x000001C484601000-memory.dmp

                        memory/2112-355-0x000001C484600000-0x000001C484601000-memory.dmp

                        memory/2112-357-0x000001C484600000-0x000001C484601000-memory.dmp

                        memory/2784-104-0x00007FFE6F720000-0x00007FFE6F721000-memory.dmp

                        memory/5424-231-0x0000027DE6A70000-0x0000027DE6A9F000-memory.dmp

                        memory/5424-28-0x00007FFE6F720000-0x00007FFE6F721000-memory.dmp