Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    06/07/2026, 12:42

General

  • Target
    kb-android-emulator.exe
  • Size 19.7MB
  • Sample260706-pxkrvsft4z
  • SHA256 ca322e53008372d17ae739031ae8759208fc72d905c1e7fa749cad642d56a4a1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • 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 20 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\kb-android-emulator.exe
    "C:\Users\Admin\AppData\Local\Temp\kb-android-emulator.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4528
    • 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=kb-android-emulator.exe --webview-exe-version=0.1.2 --user-data-dir="C:\Users\Admin\AppData\Local\com.kb.androidemulator\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=4528.4820.12417369332008306745
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:4840
      • 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.kb.androidemulator\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.kb.androidemulator\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=0x188,0x18c,0x190,0x164,0x140,0x7ff904bdb078,0x7ff904bdb084,0x7ff904bdb090
        3⤵
          PID:5236
        • 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.kb.androidemulator\EBWebView" --webview-exe-name=kb-android-emulator.exe --webview-exe-version=0.1.2 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1840,i,8256095771953204394,2016847280563141423,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1836 /prefetch:2
          3⤵
            PID:3728
          • 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.kb.androidemulator\EBWebView" --webview-exe-name=kb-android-emulator.exe --webview-exe-version=0.1.2 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2076,i,8256095771953204394,2016847280563141423,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2092 /prefetch:3
            3⤵
              PID:3828
            • 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.kb.androidemulator\EBWebView" --webview-exe-name=kb-android-emulator.exe --webview-exe-version=0.1.2 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2136,i,8256095771953204394,2016847280563141423,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2380 /prefetch:8
              3⤵
                PID:6004
              • 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.kb.androidemulator\EBWebView" --webview-exe-name=kb-android-emulator.exe --webview-exe-version=0.1.2 --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=3504,i,8256095771953204394,2016847280563141423,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3512 /prefetch:1
                3⤵
                  PID:5936
                • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView" --webview-exe-name=kb-android-emulator.exe --webview-exe-version=0.1.2 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=3808,i,8256095771953204394,2016847280563141423,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4448 /prefetch:8
                  3⤵
                    PID:760
                  • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView" --webview-exe-name=kb-android-emulator.exe --webview-exe-version=0.1.2 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=4636,i,8256095771953204394,2016847280563141423,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4520 /prefetch:8
                    3⤵
                      PID:960
                    • 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 --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=10.0.19041.4355 --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView" --webview-exe-name=kb-android-emulator.exe --webview-exe-version=0.1.2 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADoAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAABCAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=4504,i,8256095771953204394,2016847280563141423,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4660 /prefetch:8
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1476
                    • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView" --webview-exe-name=kb-android-emulator.exe --webview-exe-version=0.1.2 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=4672,i,8256095771953204394,2016847280563141423,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3856 /prefetch:8
                      3⤵
                        PID:4936
                    • C:\Windows\system32\taskkill.exe
                      "taskkill" /F /IM fullscreen_daemon.exe
                      2⤵
                      • Kills process with taskkill
                      • Suspicious use of AdjustPrivilegeToken
                      PID:3396
                    • C:\Users\Admin\AppData\Roaming\com.kb.androidemulator\fullscreen_daemon.exe
                      "C:\Users\Admin\AppData\Roaming\com.kb.androidemulator\fullscreen_daemon.exe"
                      2⤵
                      • Executes dropped EXE
                      PID:996

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        settings.dat

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Crashpad\settings.dat
                        • Size 280B
                        • SHA256 c27ad650616265190232604f288bd5510fd968c3a0ac80d41bbaccc5136f664e
                        • MD5 SHA1 SHA512

                        settings.dat

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Crashpad\settings.dat
                        • Size 280B
                        • SHA256 a7a7d30238d5e3bcc3e539060e96321a077a7aba65cdb69c2f687b3e2fc59864
                        • MD5 SHA1 SHA512 TLSH

                        throttle_store.dat

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

                        the-real-index

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                        • Size 48B
                        • SHA256 ed816f422a586af9e5a520da08676c5d383bcff8ea92b218462f25d1f8877542
                        • MD5 SHA1 SHA512

                        the-real-index

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                        • Size 72B
                        • SHA256 52883c77ab6c4283c719c8f9cb72cabf44851699d165596fecc8ea8f21e07aa8
                        • MD5 SHA1 SHA512 TLSH

                        index

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Default\DawnGraphiteCache\index
                        • Size 256KB
                        • SHA256 8221461ffde247cc46c4c749a0e961d80231cd438be281c49c05f0c5c9993889
                        • MD5 SHA1 SHA512 SSDEEP

                        CURRENT

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

                        MANIFEST-000001

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

                        data_1

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Default\GPUCache\data_1
                        • Size 264KB
                        • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
                        • MD5 SHA1 SHA512 SSDEEP

                        Network Persistent State

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Default\Network\Network Persistent State
                        • Size 821B
                        • SHA256 f0e7da9d5771bb4181db210039cc20fd651944b99a39a7eff10e8b30d6c3d793
                        • MD5 SHA1 SHA512 TLSH

                        Network Persistent State~RFe5943b6.TMP

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Default\Network\Network Persistent State~RFe5943b6.TMP
                        • Size 59B
                        • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                        • MD5 SHA1 SHA512 TLSH

                        SCT Auditing Pending Reports

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

                        Preferences

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Default\Preferences
                        • Size 6KB
                        • SHA256 3c3b34925247e59f3288799d636e09c3ebeaddc7d44c23fd623200d9b8b65823
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        Preferences~RFe58caec.TMP

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Default\Preferences~RFe58caec.TMP
                        • Size 6KB
                        • SHA256 afcf96faa1280822838a4baf48ea82f80f3cb00fb1e966e910e90050183966de
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        data_0

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

                        data_2

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

                        data_3

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

                        Local State

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Local State
                        • Size 2KB
                        • SHA256 151de913dc103289d914e529c5426cca08f7d3eb393085b7d56e02a8fe3942c4
                        • MD5 SHA1 SHA512 TLSH

                        Local State

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Local State
                        • Size 3KB
                        • SHA256 884578a86a8d38199e1514187210a63d28e09c68ab22d8cbc1c7f0f6156ed632
                        • MD5 SHA1 SHA512 TLSH

                        Local State

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Local State
                        • Size 16KB
                        • SHA256 d56d2cb2af9944a84a703b0e142e1d910c37e7dc8273f84e4175ffec803c0461
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        Local State

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Local State
                        • Size 1KB
                        • SHA256 93dd80998b481ff1503ae4aa722858a9b7580f00f0bdf2df4a4d3877ce8d8c38
                        • MD5 SHA1 SHA512 TLSH

                        Local State~RFe582dd1.TMP

                        • Path C:\Users\Admin\AppData\Local\com.kb.androidemulator\EBWebView\Local State~RFe582dd1.TMP
                        • Size 1KB
                        • SHA256 08980fa37a81da9384bfc33bf1f4953f8d4b40c8e7c64c0d6c890de1abbc9316
                        • MD5 SHA1 SHA512 TLSH

                        fullscreen_daemon.exe

                        • Path C:\Users\Admin\AppData\Roaming\com.kb.androidemulator\fullscreen_daemon.exe
                        • Size 232KB
                        • SHA256 bb86b73e95bc9986ca81ed96eb339e6b030d93b959f7e7db7262dc7a42863cfe
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        memory/760-323-0x000001945A0C0000-0x000001945A0EF000-memory.dmp

                        memory/960-362-0x000001DE923C0000-0x000001DE923EF000-memory.dmp

                        memory/1476-410-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/1476-413-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/1476-407-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/1476-403-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/1476-408-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/1476-411-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/1476-412-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/1476-402-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/1476-409-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/1476-401-0x000002C3A97F0000-0x000002C3A97F1000-memory.dmp

                        memory/3728-25-0x00007FF913560000-0x00007FF913561000-memory.dmp

                        memory/3728-232-0x00000203BFC00000-0x00000203BFCCD000-memory.dmp

                        memory/4840-215-0x000002716BEE0000-0x000002716CEE0000-memory.dmp

                        memory/4936-430-0x000001E397390000-0x000001E3973BF000-memory.dmp

                        memory/5936-234-0x000001D2C7C00000-0x000001D2C7CCD000-memory.dmp

                        memory/5936-111-0x00007FF913560000-0x00007FF913561000-memory.dmp

                        memory/6004-233-0x0000028EABB70000-0x0000028EABB9F000-memory.dmp

                        memory/6004-110-0x00007FF9149C0000-0x00007FF9149C1000-memory.dmp

                        memory/6004-109-0x00007FF914B90000-0x00007FF914B91000-memory.dmp