Analysis

  • user interaction
    yes
  • max time kernel
    26s
  • max time network
    26s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/07/2026, 18:12

General

  • Target
    VantUpdater.exe
  • Size 13.0MB
  • Sample260727-wtk2sabl2x
  • SHA256 b3833e3c0b6f83bcf36a52f28bad04199d0b0d79cc2a19bdf8fa3c925714ec26
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Downloads MZ/PE file 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VantUpdater.exe
    "C:\Users\Admin\AppData\Local\Temp\VantUpdater.exe"
    1⤵
    • Downloads MZ/PE file
    • Checks whether UAC is enabled
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3816
    • 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=VantUpdater.exe --webview-exe-version=1.0.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.vant.updater\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=3816.4916.18334763827251349055
      2⤵
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:1652
      • 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.vant.updater\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.vant.updater\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=0x160,0x164,0x168,0x13c,0x104,0x7ff9bfd2b078,0x7ff9bfd2b084,0x7ff9bfd2b090
        3⤵
          PID:1456
        • 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.vant.updater\EBWebView" --webview-exe-name=VantUpdater.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1720,i,15130080924142383144,11664579382490704091,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1716 /prefetch:2
          3⤵
            PID:3552
          • 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.vant.updater\EBWebView" --webview-exe-name=VantUpdater.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2040,i,15130080924142383144,11664579382490704091,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1908 /prefetch:3
            3⤵
              PID:2936
            • 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.vant.updater\EBWebView" --webview-exe-name=VantUpdater.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2368,i,15130080924142383144,11664579382490704091,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2384 /prefetch:8
              3⤵
                PID:828
              • 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.vant.updater\EBWebView" --webview-exe-name=VantUpdater.exe --webview-exe-version=1.0.0 --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=3636,i,15130080924142383144,11664579382490704091,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3640 /prefetch:1
                3⤵
                  PID:440
              • C:\Windows\system32\tasklist.exe
                "tasklist" /fo csv /nh
                2⤵
                • Enumerates processes with tasklist
                • Suspicious use of AdjustPrivilegeToken
                PID:4768

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 85f59cb6374f5f7853c4aa9f5c9cc73c4eef3c0023374c451a3e407f44ea03fd
                  • MD5 SHA1 SHA512

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 98e57703bbc9eacfd316580e0c33b2c54d780383423a3bce28db8b5ef8f53583
                  • MD5 SHA1 SHA512 TLSH

                  throttle_store.dat

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

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 48B
                  • SHA256 03141d3c6f801773cc289201a03692c0bcf7ff1c07ca4467b9151d791f4be9a1
                  • MD5 SHA1 SHA512

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 72B
                  • SHA256 8c39a399c11674da65937e9d5be29feec2a018278373c9b079d50c1fa9398828
                  • MD5 SHA1 SHA512 TLSH

                  data_0

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\DawnWebGPUCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\DawnWebGPUCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\DawnWebGPUCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  MANIFEST-000001

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

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\Network\Network Persistent State
                  • Size 821B
                  • SHA256 73333daf609e7af8ad4ac17e83a53e3a3907b06aa3e83eb08a2735c856a017ab
                  • MD5 SHA1 SHA512 TLSH

                  Network Persistent State~RFe587e14.TMP

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\Network\Network Persistent State~RFe587e14.TMP
                  • Size 59B
                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                  • MD5 SHA1 SHA512 TLSH

                  SCT Auditing Pending Reports

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

                  Preferences

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\Preferences
                  • Size 6KB
                  • SHA256 2eb2ff081b9054d7f48492a3385e97f5b577e3067a0209cd4109ffc9534e1a42
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Preferences~RFe587de5.TMP

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Default\Preferences~RFe587de5.TMP
                  • Size 6KB
                  • SHA256 5c780c78302512f12d86531a421184c590f64bdf3a12413775a95f6561cad62a
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  CURRENT

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

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Local State
                  • Size 1KB
                  • SHA256 9f389105241a7c196182de0bd1efd77b2aa74a745156ec7058b30fa4779b6e4d
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Local State
                  • Size 2KB
                  • SHA256 adf1153c6db029f550edf04292dc585a2e2d744ca8b71b31c01b61fdc1dc898c
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Local State
                  • Size 3KB
                  • SHA256 b01f869039f59ec7ed9f5a5800f58e66b425c00780fb3bb390a7637eba79c32b
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Local State
                  • Size 16KB
                  • SHA256 b7453655ab1b00f9b4e983247f5e47897ed6662f75177bc280ac8481badc3769
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Local State
                  • Size 16KB
                  • SHA256 63f6dd4085bfd588c9288e9480a0a417a34c90cc8629e2acd9af8bfade3c3105
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe585213.TMP

                  • Path C:\Users\Admin\AppData\Local\com.vant.updater\EBWebView\Local State~RFe585213.TMP
                  • Size 1KB
                  • SHA256 efdb1a9f7290a301f9a6862bd4bb2a977d738a16e7fd74d54d5f0a61f37139ca
                  • MD5 SHA1 SHA512 TLSH

                  memory/440-127-0x00007FF9DC1D0000-0x00007FF9DC1D1000-memory.dmp

                  memory/828-76-0x00007FF9DB140000-0x00007FF9DB141000-memory.dmp

                  memory/828-75-0x00007FF9DB130000-0x00007FF9DB131000-memory.dmp

                  memory/3552-229-0x00000272D2E00000-0x00000272D2F15000-memory.dmp

                  memory/3552-25-0x00007FF9DC1D0000-0x00007FF9DC1D1000-memory.dmp