Analysis

  • user interaction
    yes
  • max time kernel
    90s
  • max time network
    87s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    16/07/2026, 02:30

General

  • Target
    KyronX-Setup.exe
  • Size 15.5MB
  • Sample260716-czanfsey3y
  • SHA256 ecfaf650ba9fb4e9dcd53b6277da0738d04a8fbde352feddde7573364467a0da
  • 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 data under HKEY_USERS 2 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\KyronX-Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\KyronX-Setup.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2396
    • C:\Users\Admin\AppData\Local\KyronX\ui.exe
      "C:\Users\Admin\AppData\Local\KyronX\ui.exe"
      2⤵
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4016
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=ui.exe --webview-exe-version=0.1.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --lang=en-US --mojo-named-platform-channel-pipe=4016.4440.307434375148732824
        3⤵
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:1368
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=132.0.2957.140 --initial-client-data=0x184,0x188,0x18c,0x160,0x194,0x7ff87507b078,0x7ff87507b084,0x7ff87507b090
          4⤵
            PID:4600
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=gpu-process --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView" --webview-exe-name=ui.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1812,i,8021269020618977300,4821614384261258386,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1804 /prefetch:2
            4⤵
              PID:3248
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView" --webview-exe-name=ui.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=1968,i,8021269020618977300,4821614384261258386,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2124 /prefetch:3
              4⤵
                PID:2440
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView" --webview-exe-name=ui.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=1912,i,8021269020618977300,4821614384261258386,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2324 /prefetch:8
                4⤵
                  PID:1440
                • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                  "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=renderer --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView" --webview-exe-name=ui.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --video-capture-use-gpu-memory-buffer --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=" --always-read-main-dll --field-trial-handle=3516,i,8021269020618977300,4821614384261258386,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3528 /prefetch:1
                  4⤵
                    PID:2716

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  ui.exe

                  • Path C:\Users\Admin\AppData\Local\KyronX\ui.exe
                  • Size 19.4MB
                  • SHA256 ccf21a194ab4491c7291271bfcec3a7900d645f19781226c300cf74bbe2a2471
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  System.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nsk5AA.tmp\System.dll
                  • Size 12KB
                  • SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  modern-wizard.bmp

                  • Path C:\Users\Admin\AppData\Local\Temp\nsk5AA.tmp\modern-wizard.bmp
                  • Size 25KB
                  • SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  nsDialogs.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nsk5AA.tmp\nsDialogs.dll
                  • Size 9KB
                  • SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  nsis_tauri_utils.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nsk5AA.tmp\nsis_tauri_utils.dll
                  • Size 33KB
                  • SHA256 5ba143b5db4a87d32d6e7802e033330aae56cbceabe0d1e3ba41948385ad4709
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 fd4e26e4c510b950d483d93e981c7073aeb13f72cb3ee5d2da3323bb1e465645
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 1da49a1d18576e46873d11db55f11493fcc95c2bd50f01e314c0e66b24d335b7
                  • MD5 SHA1 SHA512

                  throttle_store.dat

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

                  59f2d988-4a98-404a-8605-7fe8f67e8e54.tmp

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Default\59f2d988-4a98-404a-8605-7fe8f67e8e54.tmp
                  • Size 6KB
                  • SHA256 4efe4e3fcd9dddfcaba822ab58e5a1e6c9869a754098346035bc24540bb17f2e
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 432B
                  • SHA256 cc0e0df373e6ca599a3da1b24028b6d507df94a8aa6ec343594612516d330986
                  • MD5 SHA1 SHA512 TLSH

                  the-real-index~RFe58d9f0.TMP

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe58d9f0.TMP
                  • Size 48B
                  • SHA256 460e0cf8c745537337ca851ea37da8242a340922ed5f30f3c7c84905581e9687
                  • MD5 SHA1 SHA512

                  000001.dbtmp

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Default\Extension Rules\000001.dbtmp
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  SCT Auditing Pending Reports

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

                  TransportSecurity

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Default\Network\TransportSecurity
                  • Size 355B
                  • SHA256 5c0e81552db5ab71136d8037673f6802d4bc8464b3ac0a2003c94e44a27ad51b
                  • MD5 SHA1 SHA512 TLSH

                  TransportSecurity~RFe58f95f.TMP

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Default\Network\TransportSecurity~RFe58f95f.TMP
                  • Size 188B
                  • SHA256 f1c7ef3bcbc1c35205c58d4d1475dff626efe76dd7f0f17ef4a7ed1b0e9d7089
                  • MD5 SHA1 SHA512 TLSH

                  Preferences

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Default\Preferences
                  • Size 6KB
                  • SHA256 3b55d98a81d39efd8688e220789ce97af1cca3ed2903b2d60d98bd8367d6caa1
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Default\Sync Data\LevelDB\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  data_0

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

                  data_1

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

                  data_2

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

                  data_3

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

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Local State
                  • Size 1KB
                  • SHA256 9fc098702a8453cb70ce4c1abfbf4a34a4a7f3a0e5538df939578f97a077a042
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Local State
                  • Size 2KB
                  • SHA256 9b92722e35da90216de9bc208bc33b765672feebcd9c6b09183a9b05a6e24ea6
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Local State
                  • Size 3KB
                  • SHA256 27704f6596fface9b506a3063165f166bc97649fbc2aa24340384ab806a7c4e0
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Local State
                  • Size 16KB
                  • SHA256 5f573fb66240f23b7f18bc761d61b1c6a18f8624525db339d90294cea065a01e
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe58871d.TMP

                  • Path C:\Users\Admin\AppData\Local\com.kyronx.app\EBWebView\Local State~RFe58871d.TMP
                  • Size 1KB
                  • SHA256 11477da57cd9c959351276837149a2a09c96e9c3e1742909b7ef73de920597a5
                  • MD5 SHA1 SHA512 TLSH

                  memory/1440-317-0x000001C902B20000-0x000001C902B4B000-memory.dmp

                  memory/1440-189-0x00007FF891820000-0x00007FF891821000-memory.dmp

                  memory/1440-190-0x000001C902B50000-0x000001C902B51000-memory.dmp

                  memory/2716-188-0x00007FF8922A0000-0x00007FF8922A1000-memory.dmp

                  memory/3248-106-0x00007FF8922A0000-0x00007FF8922A1000-memory.dmp