Analysis

  • user interaction
    yes
  • max time kernel
    48s
  • max time network
    52s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/07/2026, 11:26

General

  • Target
    JLab.Desktop_0.5.5_x64-setup.exe
  • Size 2.3MB
  • Sample260724-nkbsrayekf
  • SHA256 97b7c8923497f285179c2dfbbef8842c7359b6bc7505e71d219ce7c2dac3bb53
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\JLab.Desktop_0.5.5_x64-setup.exe
    "C:\Users\Admin\AppData\Local\Temp\JLab.Desktop_0.5.5_x64-setup.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1068
    • C:\Users\Admin\AppData\Local\JLab Desktop\jlab-desktop.exe
      "C:\Users\Admin\AppData\Local\JLab Desktop\jlab-desktop.exe"
      2⤵
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4420
      • 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=jlab-desktop.exe --webview-exe-version=0.5.5 --user-data-dir="C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\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=4420.2236.14143584820817367765 /pfhostedapp:204c2d6319f911657f0e5a43b63dd4a2bd513105
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:4092
        • 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\rip.threat.jlab-desktop\EBWebView /prefetch:4 /pfhostedapp:204c2d6319f911657f0e5a43b63dd4a2bd513105 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\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,0x190,0x160,0x198,0x7ffe1d765fd8,0x7ffe1d765fe4,0x7ffe1d765ff0
          4⤵
            PID:4624
          • 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\rip.threat.jlab-desktop\EBWebView" --webview-exe-name=jlab-desktop.exe --webview-exe-version=0.5.5 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1660 --field-trial-handle=1788,i,10422471415204034383,12059310241625338196,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:204c2d6319f911657f0e5a43b63dd4a2bd513105
            4⤵
              PID:5988
            • 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\rip.threat.jlab-desktop\EBWebView" --webview-exe-name=jlab-desktop.exe --webview-exe-version=0.5.5 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2260 --field-trial-handle=1788,i,10422471415204034383,12059310241625338196,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:204c2d6319f911657f0e5a43b63dd4a2bd513105
              4⤵
                PID:2272
              • 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\rip.threat.jlab-desktop\EBWebView" --webview-exe-name=jlab-desktop.exe --webview-exe-version=0.5.5 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2320 --field-trial-handle=1788,i,10422471415204034383,12059310241625338196,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:204c2d6319f911657f0e5a43b63dd4a2bd513105
                4⤵
                  PID:5704
                • 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\rip.threat.jlab-desktop\EBWebView" --webview-exe-name=jlab-desktop.exe --webview-exe-version=0.5.5 --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=2740 --field-trial-handle=1788,i,10422471415204034383,12059310241625338196,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:204c2d6319f911657f0e5a43b63dd4a2bd513105 /prefetch:1
                  4⤵
                    PID:3264

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  jlab-desktop.exe

                  • Path C:\Users\Admin\AppData\Local\JLab Desktop\jlab-desktop.exe
                  • Size 5.7MB
                  • SHA256 7fd745a45e5ba79def5cbc98f614af83fedd65fcdcfd60681e79c1b48c9d9311
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  System.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nshEF3F.tmp\System.dll
                  • Size 12KB
                  • SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  modern-wizard.bmp

                  • Path C:\Users\Admin\AppData\Local\Temp\nshEF3F.tmp\modern-wizard.bmp
                  • Size 25KB
                  • SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  nsDialogs.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nshEF3F.tmp\nsDialogs.dll
                  • Size 9KB
                  • SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  nsis_tauri_utils.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nshEF3F.tmp\nsis_tauri_utils.dll
                  • Size 33KB
                  • SHA256 5ba143b5db4a87d32d6e7802e033330aae56cbceabe0d1e3ba41948385ad4709
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 a1795dea27f4962c92143dc7e82d3b7577d9e805e9c2964bc5c30f51cce8519c
                  • MD5 SHA1 SHA512

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 da264a3dd62650265cb5fbb1892bf4ec5ada454b6e9e0cc008ef36efff8567f5
                  • MD5 SHA1 SHA512 TLSH

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 72B
                  • SHA256 360068eb63459ad957b40c423c2887c746a9d8ca8c32e53c78d2d17346b6bedd
                  • MD5 SHA1 SHA512 TLSH

                  the-real-index~RFe59a84c.TMP

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe59a84c.TMP
                  • Size 48B
                  • SHA256 e5e8310225fc4c8f9ae5d89117ab4bf02c909e84aae3556190c86f11763ce379
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Default\Extension Rules\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Default\shared_proto_db\metadata\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  data_0

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\GraphiteDawnCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\GraphiteDawnCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\GraphiteDawnCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\GraphiteDawnCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Local State
                  • Size 16KB
                  • SHA256 4d2a2b5262ddfcce59b2ff5af5857e5cb42d27b9280f58e2f5fee30914bc10f7
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Local State
                  • Size 2KB
                  • SHA256 7d4b2e2eadf5da10194f1351fbcb07bdad9aed036a194d7b2edd301781aadde7
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Local State
                  • Size 3KB
                  • SHA256 1adc38c0115f99909885a83058b0506d2f67451d93e927be791bb76a328b3345
                  • MD5 SHA1 SHA512 TLSH

                  Local State~RFe595625.TMP

                  • Path C:\Users\Admin\AppData\Local\rip.threat.jlab-desktop\EBWebView\Local State~RFe595625.TMP
                  • Size 1KB
                  • SHA256 017b4e843c8156b116e787dff9262b19664d37f4bf3a8516d5c3d95f085fee00
                  • MD5 SHA1 SHA512 TLSH

                  memory/3264-135-0x00007FFE3F0D0000-0x00007FFE3F0D1000-memory.dmp

                  memory/5988-80-0x00007FFE3F0D0000-0x00007FFE3F0D1000-memory.dmp

                  memory/5988-254-0x0000014EA1570000-0x0000014EA16C9000-memory.dmp