Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    28/07/2026, 04:23

General

  • Target
    mdview.exe
  • Size 3.4MB
  • Sample260728-ezz98aeh83
  • SHA256 2ae94dcc9de4ab2496b2c815a961bf81abcfae64405b432c443c7acebaf09aea
  • 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 Program Files directory 63 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mdview.exe
    "C:\Users\Admin\AppData\Local\Temp\mdview.exe"
    1⤵
    • Checks whether UAC is enabled
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    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" --embedded-browser-webview=1 --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --user-data-dir="C:\Users\Admin\AppData\Local\mdview\WebView2\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=4600.1676.15452253364316579362
      2⤵
      • Drops file in Program Files directory
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:5004
      • 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\mdview\WebView2\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\mdview\WebView2\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=0x15c,0x160,0x164,0x138,0x16c,0x7ffe44e0b078,0x7ffe44e0b084,0x7ffe44e0b090
        3⤵
          PID:2264
        • 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\mdview\WebView2\EBWebView" --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1740,i,12804379611558686955,10297085294624362073,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1736 /prefetch:2
          3⤵
            PID:4684
          • 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\mdview\WebView2\EBWebView" --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2052,i,12804379611558686955,10297085294624362073,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2068 /prefetch:3
            3⤵
              PID:1264
            • 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\mdview\WebView2\EBWebView" --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2404,i,12804379611558686955,10297085294624362073,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2272 /prefetch:8
              3⤵
                PID:4064
              • 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\mdview\WebView2\EBWebView" --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --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=3596,i,12804379611558686955,10297085294624362073,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3608 /prefetch:1
                3⤵
                  PID:4180
                • 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\mdview\WebView2\EBWebView" --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=4480,i,12804379611558686955,10297085294624362073,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4516 /prefetch:8
                  3⤵
                    PID:3616
                  • 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\mdview\WebView2\EBWebView" --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=4516,i,12804379611558686955,10297085294624362073,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4532 /prefetch:8
                    3⤵
                      PID:4796
                    • 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\mdview\WebView2\EBWebView" --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=4328,i,12804379611558686955,10297085294624362073,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4612 /prefetch:8
                      3⤵
                        PID:4560
                      • 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=10.0.19041.546 --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView" --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADoAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAABCAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=4612,i,12804379611558686955,10297085294624362073,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=4524 /prefetch:8
                        3⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:2292
                      • 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\mdview\WebView2\EBWebView" --webview-exe-name=mdview.exe --webview-exe-version=0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=3792,i,12804379611558686955,10297085294624362073,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3636 /prefetch:8
                        3⤵
                          PID:1900

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          hyph-af.hyb

                          • Path C:\Program Files\chrome_Unpacker_BeginUnzipping5004_805149869\hyph-af.hyb
                          • Size 70KB
                          • SHA256 5487ee44a4cd706d0086522e90c59c76cdf2ac68ce506fd3eae6054b9220c0cf
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          hyph-as.hyb

                          • Path C:\Program Files\chrome_Unpacker_BeginUnzipping5004_805149869\hyph-as.hyb
                          • Size 703B
                          • SHA256 c2784e33158a807135850f7125a7eaabe472b3cfc7afb82c74f02da69ea250fe
                          • MD5 SHA1 SHA512 TLSH

                          hyph-hi.hyb

                          • Path C:\Program Files\chrome_Unpacker_BeginUnzipping5004_805149869\hyph-hi.hyb
                          • Size 687B
                          • SHA256 f4df224d459fd111698dd5a13613c5bbf0ed11f04278d60230d028010eac0c42
                          • MD5 SHA1 SHA512 TLSH

                          hyph-nb.hyb

                          • Path C:\Program Files\chrome_Unpacker_BeginUnzipping5004_805149869\hyph-nb.hyb
                          • Size 141KB
                          • SHA256 c2771fbb1bfff7db5e267dc7a4505a9675c6b98cfe7a8f7ae5686d7a5a2b3dd0
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          manifest.json

                          • Path C:\Program Files\chrome_Unpacker_BeginUnzipping5004_805149869\manifest.json
                          • Size 82B
                          • SHA256 d571ef33b0e707571f10bb37b99a607d6f43afe33f53d15b4395b16ef3fda665
                          • MD5 SHA1 SHA512 TLSH

                          manifest.json

                          • Path C:\Program Files\chrome_Unpacker_BeginUnzipping5004_919509029\manifest.json
                          • Size 43B
                          • SHA256 81bd82ac27612a58be30a72dd8956b13f883e32ffb54a58076bd6a42b8afaeea
                          • MD5 SHA1 SHA512

                          settings.dat

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Crashpad\settings.dat
                          • Size 280B
                          • SHA256 848970d49a8bb073be02158eeb42ae58308197c80532ba844646d0f5405ca440
                          • MD5 SHA1 SHA512

                          settings.dat

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Crashpad\settings.dat
                          • Size 280B
                          • SHA256 4cc9121f32f53ad3aa3d33a4d0e24fb5eeea687e4a20a0d3d30f647427d0c0f5
                          • MD5 SHA1 SHA512 TLSH

                          throttle_store.dat

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Crashpad\throttle_store.dat
                          • Size 20B
                          • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                          • MD5 SHA1 SHA512

                          the-real-index

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                          • Size 48B
                          • SHA256 cc8b14f44bff3aa9709f406fd0aa405f160fefd260abb7ef0dd6179c55ca4a54
                          • MD5 SHA1 SHA512

                          the-real-index

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                          • Size 72B
                          • SHA256 a9c8a494b1f271b88a11e790dca0840314d8cd9351b24c03a25c6530c6997887
                          • MD5 SHA1 SHA512 TLSH

                          data_0

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\DawnWebGPUCache\data_0
                          • Size 8KB
                          • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                          • MD5 SHA1 SHA512 SSDEEP

                          data_1

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\DawnWebGPUCache\data_1
                          • Size 264KB
                          • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                          • MD5 SHA1 SHA512 SSDEEP

                          data_2

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\DawnWebGPUCache\data_2
                          • Size 8KB
                          • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                          • MD5 SHA1 SHA512 SSDEEP

                          data_3

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\DawnWebGPUCache\data_3
                          • Size 8KB
                          • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                          • MD5 SHA1 SHA512 SSDEEP

                          MANIFEST-000001

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\Extension Rules\MANIFEST-000001
                          • Size 41B
                          • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                          • MD5 SHA1 SHA512

                          4064190f-636a-4d90-83aa-ee2e92727e61.tmp

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\Network\4064190f-636a-4d90-83aa-ee2e92727e61.tmp
                          • Size 2B
                          • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                          • MD5 SHA1 SHA512

                          Network Persistent State

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\Network\Network Persistent State
                          • Size 111B
                          • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                          • MD5 SHA1 SHA512 TLSH

                          Network Persistent State~RFe59a927.TMP

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\Network\Network Persistent State~RFe59a927.TMP
                          • Size 59B
                          • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                          • MD5 SHA1 SHA512 TLSH

                          Preferences

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\Preferences
                          • Size 6KB
                          • SHA256 8eff6aeaa991687392755a258045ab37b2dda7c35e3baccbd46d6317875bebe6
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Preferences~RFe5921d6.TMP

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\Preferences~RFe5921d6.TMP
                          • Size 6KB
                          • SHA256 5703060e4df1d0c6190242b95023ece6a89f9f87b864f48f6ab229bb97b58756
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          CURRENT

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Default\Site Characteristics Database\CURRENT
                          • Size 16B
                          • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                          • MD5 SHA1 SHA512

                          Local State

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Local State
                          • Size 1KB
                          • SHA256 b4c13e1845814cbf6850ff6c5d38eb32f87ce25d764e400062d881a3f6107a30
                          • MD5 SHA1 SHA512 TLSH

                          Local State

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Local State
                          • Size 2KB
                          • SHA256 84365ceae180ad221bec4952f8cca08b419e305f111e1ec81808a37802262686
                          • MD5 SHA1 SHA512 TLSH

                          Local State

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Local State
                          • Size 3KB
                          • SHA256 0261e6626e87f8b7d55fdc98582aa804f94a6a7025a308881acb39f99bd2d2e3
                          • MD5 SHA1 SHA512 TLSH

                          Local State

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Local State
                          • Size 16KB
                          • SHA256 f161e3f04b5226ea264e53fbee5dda337178a208c7dd73e9052911b566a7ebee
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          Local State~RFe58818f.TMP

                          • Path C:\Users\Admin\AppData\Local\mdview\WebView2\EBWebView\Local State~RFe58818f.TMP
                          • Size 1KB
                          • SHA256 519e5a54b8b2e838103418baaf91357406907f9393cfcac596abda6df5b548d1
                          • MD5 SHA1 SHA512 TLSH

                          .7fd43d1aaadf3440.dat

                          • Path C:\Users\Admin\AppData\Local\mdview\cache\.7fd43d1aaadf3440.dat
                          • Size 267B
                          • SHA256 4690a6c005243d804c47102b6b4b3e78452c622236c5a769eb709f90ad5b59bf
                          • MD5 SHA1 SHA512 TLSH

                          memory/2292-559-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/2292-558-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/2292-554-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/2292-556-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/2292-547-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/2292-548-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/2292-557-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/2292-555-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/2292-549-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/2292-553-0x0000017F9FED0000-0x0000017F9FED1000-memory.dmp

                          memory/4064-56-0x00007FFE607E0000-0x00007FFE607E1000-memory.dmp

                          memory/4064-57-0x00007FFE5F840000-0x00007FFE5F841000-memory.dmp

                          memory/4180-136-0x00007FFE610A0000-0x00007FFE610A1000-memory.dmp

                          memory/4684-220-0x000001F4D7860000-0x000001F4D790D000-memory.dmp

                          memory/4684-34-0x00007FFE610A0000-0x00007FFE610A1000-memory.dmp