Analysis

  • user interaction
    yes
  • max time kernel
    30s
  • max time network
    29s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260911-en
  • resource tags

    arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    14/10/2026, 01:55

General

  • Target
    https://d38rqs2egh08o4.cloudfront.net/browser_preview/rDwfGcCjDQ_590Xm
  • Sample261014-cb4xdsty7n
Score
6/10

Malware Config

Signatures

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://d38rqs2egh08o4.cloudfront.net/browser_preview/rDwfGcCjDQ_590Xm
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4356
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x23c,0x240,0x244,0x238,0x24c,0x7ffe77dcc188,0x7ffe77dcc194,0x7ffe77dcc1a0
      2⤵
        PID:1184
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=1824,i,15018570665680922869,4535960729109942885,524288 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=2248 /prefetch:11
        2⤵
        • System Time Discovery
        PID:3748
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=1636,i,16941619522149698030,2045863942956602470,262144 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=2204 /prefetch:2
        2⤵
          PID:2452
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=2512,i,11470277998042102686,7022657360666142238,524288 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=2676 /prefetch:13
          2⤵
            PID:4460
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --always-read-main-dll --metrics-shmem-handle=3432,i,17004218724101512188,5909432226614329611,2097152 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=3472 /prefetch:1
            2⤵
              PID:2164
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --always-read-main-dll --metrics-shmem-handle=3456,i,15123511085834005690,6590635131956844564,2097152 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=3524 /prefetch:1
              2⤵
                PID:1884
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --always-read-main-dll --metrics-shmem-handle=4208,i,14549012796780861140,48335340750369545,2097152 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=4212 /prefetch:1
                2⤵
                  PID:3540
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --extension-process --renderer-sub-type=extension --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --always-read-main-dll --metrics-shmem-handle=4248,i,1380634032050708609,8785970223884138885,2097152 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=4264 /prefetch:9
                  2⤵
                    PID:4540
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --always-read-main-dll --metrics-shmem-handle=4284,i,233232876939958897,14748407644846150454,2097152 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=4492 /prefetch:1
                    2⤵
                      PID:1512
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --extension-process --renderer-sub-type=extension --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --always-read-main-dll --metrics-shmem-handle=4480,i,17229864143951639112,5533000151819851324,2097152 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=4524 /prefetch:9
                      2⤵
                        PID:2400
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=3636,i,17126158486856353397,376265628986011189,524288 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=5376 /prefetch:14
                        2⤵
                          PID:2744
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=3624,i,12344377905463897433,1147699621421662201,524288 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=4324 /prefetch:14
                          2⤵
                            PID:2672
                          • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6020,i,10070292654954629470,12125963693691187583,524288 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=6036 /prefetch:14
                            2⤵
                              PID:4448
                            • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6020,i,10070292654954629470,12125963693691187583,524288 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=6036 /prefetch:14
                              2⤵
                                PID:4880
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.ProfileImport --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6136,i,11650836717282617110,16755544854403704853,524288 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=6140 /prefetch:14
                                2⤵
                                • Suspicious use of WriteProcessMemory
                                PID:4916
                                • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe
                                  cookie_exporter.exe --cookie-json=1132
                                  3⤵
                                    PID:4172
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --lang=en-US --service-sandbox-type=collections --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6528,i,22825573546467904,4769974555783723194,524288 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=6496 /prefetch:14
                                  2⤵
                                    PID:2988
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --always-read-main-dll --metrics-shmem-handle=6604,i,9318316673724609071,9277958254529145611,2097152 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=6860 /prefetch:1
                                    2⤵
                                      PID:1256
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --always-read-main-dll --metrics-shmem-handle=3760,i,10388771976811213492,16777888639100350857,2097152 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=6924 /prefetch:1
                                      2⤵
                                        PID:4212
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=18 --always-read-main-dll --metrics-shmem-handle=4448,i,82866284846333093,13869927646176659009,2097152 --field-trial-handle=2208,i,4005519610935509019,1458974961846010579,262144 --variations-seed-version --mojo-platform-channel-handle=4460 /prefetch:1
                                        2⤵
                                          PID:2300
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                                        1⤵
                                          PID:3376

                                        Network

                                              MITRE ATT&CK Enterprise v16

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

                                              4e1fd93e-1334-4af5-97c0-72b617fa14da.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\4e1fd93e-1334-4af5-97c0-72b617fa14da.tmp
                                              • Size 18KB
                                              • SHA256 3337657c89a7c0706e4aa1f838306ecfb773b324e5292b92eb6435411492cdf9
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              740a19bc-52aa-453b-8777-f9758e61beb1.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\740a19bc-52aa-453b-8777-f9758e61beb1.tmp
                                              • Size 8KB
                                              • SHA256 d02719a024ddfdd810c9000ae93603b7308adc6387b0bd93fbb6040dd791799f
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              bc9411e4-ee54-4905-a93a-b347e69de1b8.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Ad Blocking\bc9411e4-ee54-4905-a93a-b347e69de1b8.tmp
                                              • Size 105KB
                                              • SHA256 10bf49f629ba90a1161d0117602435d1a511d1f7a5e47b20fe3a693551550e5a
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              settings.dat

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                              • Size 280B
                                              • SHA256 4eebdc04ff118e9cd3cbb614d205d2b777bd24419c5ba2ae742de33b0ae98212
                                              • MD5 SHA1 SHA512 TLSH

                                              settings.dat

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                              • Size 280B
                                              • SHA256 0f7109cda4c37ea8424815fbdafb9fdf6fd2dde3bfb80550af9aa9cd228e5614
                                              • MD5 SHA1 SHA512 TLSH

                                              026c4cdb-127b-4235-9b1f-8855c6156175.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\026c4cdb-127b-4235-9b1f-8855c6156175.tmp
                                              • Size 6B
                                              • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                              • MD5 SHA1 SHA512

                                              f_000023

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\Cache_Data\f_000023
                                              • Size 66KB
                                              • SHA256 595c9b95cc4d52b94a19987dc9f2e2743c4e74f140510b04a91a9602c6e5bddf
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              f_000024

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\Cache_Data\f_000024
                                              • Size 67KB
                                              • SHA256 4889bed9299840d1c7a2d663d0c90f4741991d5f70a290ccc636b84411fa5fdd
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              3614df08-55ea-4be7-a978-a45c8b0305e8.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\3614df08-55ea-4be7-a978-a45c8b0305e8.tmp
                                              • Size 2B
                                              • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                              • MD5 SHA1 SHA512

                                              1a9473db-6425-453d-962f-0dfb3b6ec058.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\1a9473db-6425-453d-962f-0dfb3b6ec058.tmp
                                              • Size 111B
                                              • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                                              • MD5 SHA1 SHA512 TLSH

                                              3a1a204a-3ec0-4bf3-acf9-9f1e4b58df98.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\3a1a204a-3ec0-4bf3-acf9-9f1e4b58df98.tmp
                                              • Size 2B
                                              • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                              • MD5 SHA1 SHA512

                                              sync_diagnostic.log

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                              • Size 6KB
                                              • SHA256 a10e8aa8b9bd8d5e5c3e510960f6d746d56d217917ec4ab024015c85d0ebc8bf
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              c362efd1-b6e7-4249-9cc1-7724d970115b.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\c362efd1-b6e7-4249-9cc1-7724d970115b.tmp
                                              • Size 28KB
                                              • SHA256 869a630e20af0ab7c21ef64778f30f811679fd4a36b36f3e36e9765dd3721c4d
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              c9ddc7e8-c09c-41fe-bbed-769e987607bb.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\c9ddc7e8-c09c-41fe-bbed-769e987607bb.tmp
                                              • Size 10KB
                                              • SHA256 b7879bcbca4cb75a0562b38d31deb0b513281ff817eb986ff70d4567ffcbf2b2
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              ed2a94eb-6c70-45bf-9d5f-2098ee7aa7e9.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\ed2a94eb-6c70-45bf-9d5f-2098ee7aa7e9.tmp
                                              • Size 10KB
                                              • SHA256 1417e610532d6aebe4204d1a694b5a3870ce4f43530468254c9b7e81e5c18197
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              f3745b24-29c8-4173-b984-b86950bba936.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\f3745b24-29c8-4173-b984-b86950bba936.tmp
                                              • Size 70KB
                                              • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              eb65332c-676d-4dd1-b6b8-6f9568dc4051.tmp

                                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\eb65332c-676d-4dd1-b6b8-6f9568dc4051.tmp
                                              • Size 8KB
                                              • SHA256 4d4d904fab021df0b04b8e91c186001d81ef9c20d259c98935551dc6d47c84ca
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              8Y1MS81UKVQU56VH7NHU.temp

                                              • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\8Y1MS81UKVQU56VH7NHU.temp
                                              • Size 8KB
                                              • SHA256 555b157b4257a3ed43156280c04e5b001f5de208a7b7118c3a9b4d935595fc56
                                              • MD5 SHA1 SHA512 SSDEEP TLSH