Analysis

  • user interaction
    yes
  • max time kernel
    61s
  • max time network
    63s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    26/08/2026, 18:06

General

  • Target
    https://software-bucket-update-2847-7319.s3.us-west-1.amazonaws.com/KT2848BW.msi?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIAZB2BLVFNVUSBWWTJ%2F20260824%2Fus-west-1%2Fs3%2Faws4_request&X-Amz-Date=20260824T193807Z&X-Amz-Expires=300&X-Amz-Security-Token=IQoJb3JpZ2luX2VjECwaCXVzLXdlc3QtMSJGMEQCIBD%2BWmkx9ufh4kzECEgEqqJtzJj6sJnyIRYV4itC0dPvAiBkrmqqIwzE%2B7tLG6KGRwtyh26R%2BPUA4RhAdz0Ba2oy6Cr1Awj1%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAAaDDYyMjM3MDQ2NjEzOSIM5YIGEjec91Cq2pejKskDVyBCZO6TFIhbGWHQh5iX%2F%2FDZEOQne7pBxpP06fxshtUa5nVoDRrMKyoHRkfIz7dCAIXPNawAEw0G9GKVHNWzh4g7J2f6entiAnWTEPE5pbVlnJVKLaNnKexsxzE%2F2Pilqg98o7Q3hLx%2FJz%2FkeAv0o6Y0JfKm%2BG0XaltQUAsX8vReJfFlERC7aVvOVoudolt7LewTrKXOPW8eWGVokNLFiOs%2F8EJEuiWhCKu3g3WVbyM6OFnULGcudcAVihdrfpHGy1yqRUHB1fSRrkEgirhgwFoc4JWXe%2BZK1ZH3YPwIHuXJkuogyW1hCTvNA%2B4rL4%2F07SbGS4%2FPXrRCg3D3OqUcc%2BxFBxDfAW6INIAaPVBRWhhzFAP1o1LpQ7szAcAN0MLi0z2G%2B33jD2GSIb3%2BUXUQ1tuMqEzRxSRQ68sWpqddU1DxiVCiaeIzIPaN6%2F
  • Sample260826-wpzpdatdrf
Score
3/10

Malware Config

Signatures

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 23 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://software-bucket-update-2847-7319.s3.us-west-1.amazonaws.com/KT2848BW.msi?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIAZB2BLVFNVUSBWWTJ%2F20260824%2Fus-west-1%2Fs3%2Faws4_request&X-Amz-Date=20260824T193807Z&X-Amz-Expires=300&X-Amz-Security-Token=IQoJb3JpZ2luX2VjECwaCXVzLXdlc3QtMSJGMEQCIBD%2BWmkx9ufh4kzECEgEqqJtzJj6sJnyIRYV4itC0dPvAiBkrmqqIwzE%2B7tLG6KGRwtyh26R%2BPUA4RhAdz0Ba2oy6Cr1Awj1%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAAaDDYyMjM3MDQ2NjEzOSIM5YIGEjec91Cq2pejKskDVyBCZO6TFIhbGWHQh5iX%2F%2FDZEOQne7pBxpP06fxshtUa5nVoDRrMKyoHRkfIz7dCAIXPNawAEw0G9GKVHNWzh4g7J2f6entiAnWTEPE5pbVlnJVKLaNnKexsxzE%2F2Pilqg98o7Q3hLx%2FJz%2FkeAv0o6Y0JfKm%2BG0XaltQUAsX8vReJfFlERC7aVvOVoudolt7LewTrKXOPW8eWGVokNLFiOs%2F8EJEuiWhCKu3g3WVbyM6OFnULGcudcAVihdrfpHGy1yqRUHB1fSRrkEgirhgwFoc4JWXe%2BZK1ZH3YPwIHuXJkuogyW1hCTvNA%2B4rL4%2F07SbGS4%2FPXrRCg3D3OqUcc%2BxFBxDfAW6INIAaPVBRWhhzFAP1o1LpQ7szAcAN0MLi0z2G%2B33jD2GSIb3%2BUXUQ1tuMqEzRxSRQ68sWpqddU1DxiVCiaeIzIPaN6%2F
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4708
    • 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=0x238,0x23c,0x240,0x234,0x260,0x7ffc0e42c188,0x7ffc0e42c194,0x7ffc0e42c1a0
      2⤵
        PID:612
      • 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=1860,i,2504581811773303986,3924674896124852465,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=2416 /prefetch:3
        2⤵
        • System Time Discovery
        PID:3872
      • 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=1632,i,17511362065198831052,10562982050808071618,262144 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=2188 /prefetch:2
        2⤵
          PID:3672
        • 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 --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=2244,i,15818481300833989809,18120264823256181481,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=2432 /prefetch:8
          2⤵
            PID:1124
          • 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=3436,i,1526206686300264624,3235214865380140704,2097152 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=3520 /prefetch:1
            2⤵
              PID:5692
            • 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=3440,i,18328537101297913442,10397387700599473143,2097152 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=3472 /prefetch:1
              2⤵
                PID:2236
              • 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=4704,i,507420443171057432,3240621664653034803,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=4152 /prefetch:8
                2⤵
                  PID:4036
                • 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=4700,i,10449007022831590746,3213082884949065571,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=4992 /prefetch:8
                  2⤵
                    PID:1392
                  • 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=5756,i,11883378976716017186,14441839998094435789,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=5780 /prefetch:8
                    2⤵
                      PID:736
                    • 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=5756,i,11883378976716017186,14441839998094435789,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=5780 /prefetch:8
                      2⤵
                        PID:1592
                      • 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.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6136,i,7788403377764428547,10920477346882012826,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=6104 /prefetch:8
                        2⤵
                          PID:4284
                        • 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.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6116,i,6926819143204942277,13410877675533225268,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=6100 /prefetch:8
                          2⤵
                            PID:4876
                          • 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.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6064,i,7861233253151679782,2378043383692149347,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=6036 /prefetch:8
                            2⤵
                              PID:416
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5024,i,11252970604177557686,11070265237997805550,524288 --field-trial-handle=2192,i,10990007406055272059,14182316585449247134,262144 --variations-seed-version --mojo-platform-channel-handle=5176 /prefetch:8
                              2⤵
                                PID:5080
                            • 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:5900
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window --win-session-start
                                1⤵
                                  PID:216

                                Network

                                      MITRE ATT&CK Enterprise v16

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      settings.dat

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                      • Size 280B
                                      • SHA256 9300dc4b11c647d4484e20f994dffbbd9939379d590fc7dedf9875372c431ce1
                                      • MD5 SHA1 SHA512 TLSH

                                      settings.dat

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                      • Size 280B
                                      • SHA256 8da58a9b03c676d64167caf3657c5315a0b78038e3ae23bfef432a40d8d22290
                                      • MD5 SHA1 SHA512 TLSH

                                      BookmarkMergedSurfaceOrdering

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\BookmarkMergedSurfaceOrdering
                                      • Size 6B
                                      • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                      • MD5 SHA1 SHA512

                                      BrowsingTopicsState

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\BrowsingTopicsState
                                      • Size 414B
                                      • SHA256 fca565439a4e1bb465bf8f415194081f7d269a68b969a45827f8519243353535
                                      • MD5 SHA1 SHA512 TLSH

                                      SiteList-Enterprise.json

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\SiteList-Enterprise.json
                                      • Size 2B
                                      • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                      • MD5 SHA1 SHA512

                                      SCT Auditing Pending Reports

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports
                                      • Size 2B
                                      • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                      • MD5 SHA1 SHA512

                                      Sdch Dictionaries

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries
                                      • Size 40B
                                      • SHA256 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
                                      • MD5 SHA1 SHA512

                                      Preferences

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                      • Size 15KB
                                      • SHA256 3f6e3ef32e31630a840c0f8fa7c050ea46a38fb210304a3e63ff7abef2c5e363
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Secure Preferences

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                      • Size 30KB
                                      • SHA256 d3ed28410c95bcdd49b775e999633ec95a9fd79e43121075d441a0e078c22041
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      sync_diagnostic.log

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                      • Size 23KB
                                      • SHA256 dea3f33dee19283bb25f0ab9c4c1a2dc16897aa9283d20efca7ca82da58727a4
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      CURRENT

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Extension Settings\ghbmnnjooekpmoecnnnilnnbdlolhkhi\CURRENT
                                      • Size 16B
                                      • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                      • MD5 SHA1 SHA512

                                      MANIFEST-000001

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Extension Settings\ghbmnnjooekpmoecnnnilnnbdlolhkhi\MANIFEST-000001
                                      • Size 41B
                                      • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                                      • MD5 SHA1 SHA512

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 27KB
                                      • SHA256 242915ca8a44d42b7b377c283acab2b44522e80ef6c8847342700c54edd3f5d0
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 27KB
                                      • SHA256 b8e2a6a7a5c7c0ed266545c8578ff7f2b3d7e18b9df0d4b6bd2162191c6176a6
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 25KB
                                      • SHA256 7b4d0a640e179925879b7f2699d0055af33da6b6b4bc0280e40d5e02bb95c59c
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 24KB
                                      • SHA256 9dd2a0a79d3c3b94eed7fc816e03ac36693c889a7a5b3824a177143b4fdf5600
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                      • Size 2KB
                                      • SHA256 1b7594bede81806cf8dbb7b23f951aa350472ff19e806be99d595f93cf0cb5f1
                                      • MD5 SHA1 SHA512 TLSH

                                      memory/1592-197-0x000001D898CE0000-0x000001D899CE0000-memory.dmp