Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/08/2026, 22:08

General

  • Target
    kuaihuiping.exe
  • Size 9.9MB
  • Sample260825-12l19seq7z
  • SHA256 65835af691b37f84b304fe804b2cb013b6fc24b9292c61f72bb6671c59dca966
  • 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.

  • Drops file in Windows directory 19 IoCs
  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 10 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\kuaihuiping.exe
    "C:\Users\Admin\AppData\Local\Temp\kuaihuiping.exe"
    1⤵
    • Checks whether UAC is enabled
    • System Network Configuration Discovery: Internet Connection Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4680
    • 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=kuaihuiping.exe --webview-exe-version=2.0.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.kuaihuiping.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=4680.5312.10617354776299801297 /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc
      2⤵
      • Drops file in Windows directory
      • System Network Configuration Discovery: Internet Connection Discovery
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:4676
      • 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.kuaihuiping.app\EBWebView /prefetch:4 /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.kuaihuiping.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=0x184,0x188,0x18c,0x160,0x194,0x7ffcedff5fd8,0x7ffcedff5fe4,0x7ffcedff5ff0
        3⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        PID:1224
      • 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.kuaihuiping.app\EBWebView" --webview-exe-name=kuaihuiping.exe --webview-exe-version=2.0.0 --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,14419990224339903652,6764584448211120697,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc
        3⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        PID:5128
      • 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.kuaihuiping.app\EBWebView" --webview-exe-name=kuaihuiping.exe --webview-exe-version=2.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2112 --field-trial-handle=1796,i,14419990224339903652,6764584448211120697,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc
        3⤵
          PID:624
        • 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.kuaihuiping.app\EBWebView" --webview-exe-name=kuaihuiping.exe --webview-exe-version=2.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2308 --field-trial-handle=1796,i,14419990224339903652,6764584448211120697,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          PID:3428
        • 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.kuaihuiping.app\EBWebView" --webview-exe-name=kuaihuiping.exe --webview-exe-version=2.0.0 --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=3440 --field-trial-handle=1796,i,14419990224339903652,6764584448211120697,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc /prefetch:1
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          PID:3328
        • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView" --webview-exe-name=kuaihuiping.exe --webview-exe-version=2.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4356 --field-trial-handle=1796,i,14419990224339903652,6764584448211120697,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          PID:2984
        • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView" --webview-exe-name=kuaihuiping.exe --webview-exe-version=2.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4488 --field-trial-handle=1796,i,14419990224339903652,6764584448211120697,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          PID:1052
        • 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.kuaihuiping.app\EBWebView" --webview-exe-name=kuaihuiping.exe --webview-exe-version=2.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4492 --field-trial-handle=1796,i,14419990224339903652,6764584448211120697,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:3160
        • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView" --webview-exe-name=kuaihuiping.exe --webview-exe-version=2.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4388 --field-trial-handle=1796,i,14419990224339903652,6764584448211120697,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:831ce7f877ed5219fa1b77c7c3dc1124af1f7efc
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          PID:2516
      • C:\Windows\system32\cmd.exe
        "cmd" /c "vol C:"
        2⤵
        • Executes a command shell one-liner
        PID:432
      • C:\Windows\system32\reg.exe
        "reg" query HKLM\SOFTWARE\Microsoft\Cryptography /v MachineGuid
        2⤵
        • Modifies registry key
        PID:1524
      • C:\Windows\system32\cmd.exe
        "cmd" /c "vol C:"
        2⤵
        • Executes a command shell one-liner
        PID:460
      • C:\Windows\system32\reg.exe
        "reg" query HKLM\SOFTWARE\Microsoft\Cryptography /v MachineGuid
        2⤵
        • Modifies registry key
        PID:5752

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          settings.dat

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Crashpad\settings.dat
          • Size 280B
          • SHA256 62df41e705f38f9183a5a19edd2d9fe539b3fb37eca7a537d06c45282ed684b1
          • MD5 SHA1 SHA512 TLSH

          settings.dat

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Crashpad\settings.dat
          • Size 280B
          • SHA256 51f453af9f0a4af7b85583bde3de1d06f7e6bc4f581cc44771bd9e4243f94052
          • MD5 SHA1 SHA512

          throttle_store.dat

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

          the-real-index

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index
          • Size 72B
          • SHA256 bb63bba916a88c5ca1cd1eb6c40486ed35140ad4f659003b4f0f1c59140007df
          • MD5 SHA1 SHA512 TLSH

          the-real-index~RFe59ce04.TMP

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe59ce04.TMP
          • Size 48B
          • SHA256 32f321f09ee8f48e2f5258fafabde9b337ae7389c43ebf868fb6977dd931788a
          • MD5 SHA1 SHA512

          Network Persistent State

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

          Network Persistent State~RFe5aa430.TMP

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Default\Network\Network Persistent State~RFe5aa430.TMP
          • Size 59B
          • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
          • MD5 SHA1 SHA512 TLSH

          SCT Auditing Pending Reports

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

          Preferences

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Default\Preferences
          • Size 6KB
          • SHA256 24eab6b6e54bdeaa18a4e1e5a6ca45b2c9ba80469d39023d2a124528d1ba9f8d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          000001.dbtmp

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Default\Sync Data\LevelDB\000001.dbtmp
          • Size 16B
          • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
          • MD5 SHA1 SHA512

          MANIFEST-000001

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

          f642bcb5-e0b1-4df8-9854-af1905b94564.tmp

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Default\f642bcb5-e0b1-4df8-9854-af1905b94564.tmp
          • Size 6KB
          • SHA256 f140c42503f7c92295583f831e034478d3b108d59918c48c505d900f72d4d2f6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          data_0

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

          data_1

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

          data_2

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

          data_3

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

          Local State

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Local State
          • Size 15KB
          • SHA256 7b54357a27e9bf1f8e16718aa845b0cd3b1207bc51c133737f0a37e8586d4dd6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Local State

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Local State
          • Size 2KB
          • SHA256 4f2154f8a6e573faf068285493aacecd299d1a7f5847925b9cbb5dca79b27eeb
          • MD5 SHA1 SHA512 TLSH

          Local State

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Local State
          • Size 3KB
          • SHA256 c596f2eb1586cdd713761d2fef9801a00b2db8c6eb25dd98f816eb520795e7ea
          • MD5 SHA1 SHA512 TLSH

          Local State~RFe597b8f.TMP

          • Path C:\Users\Admin\AppData\Local\com.kuaihuiping.app\EBWebView\Local State~RFe597b8f.TMP
          • Size 1KB
          • SHA256 4168ae6acdd7997f95291505f07961318eb056b65c4cc737e79de3f8e7f1c1ec
          • MD5 SHA1 SHA512 TLSH

          memory/2984-258-0x00007FFD0E0F0000-0x00007FFD0E0F1000-memory.dmp

          memory/2984-257-0x00007FFD0F870000-0x00007FFD0F871000-memory.dmp

          memory/3160-325-0x000001759BE60000-0x000001759BE61000-memory.dmp

          memory/3160-316-0x000001759BE60000-0x000001759BE61000-memory.dmp

          memory/3160-314-0x000001759BE60000-0x000001759BE61000-memory.dmp

          memory/3160-320-0x000001759BE60000-0x000001759BE61000-memory.dmp

          memory/3160-324-0x000001759BE60000-0x000001759BE61000-memory.dmp

          memory/3160-323-0x000001759BE60000-0x000001759BE61000-memory.dmp

          memory/3160-322-0x000001759BE60000-0x000001759BE61000-memory.dmp

          memory/3160-321-0x000001759BE60000-0x000001759BE61000-memory.dmp

          memory/3328-102-0x00007FFD0F5F0000-0x00007FFD0F5F1000-memory.dmp

          memory/5128-199-0x0000020C16BB0000-0x0000020C16C58000-memory.dmp

          memory/5128-26-0x00007FFD0F5F0000-0x00007FFD0F5F1000-memory.dmp