Analysis

  • max time kernel
    40s
  • max time network
    40s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 16:50

General

  • Target
    extensions/ublock/asset-viewer.html
  • Size 2KB
  • Sample261024-vcadaaa12x
  • SHA256 49d0c8ac373ef431c385f9b7cd9fa88c291a80a7e712944f093ff947bf6f0bfc
  • MD5 SHA1 SHA512 TLSH
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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 27 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\extensions\ublock\asset-viewer.html
    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:1928
    • 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=0x264,0x268,0x26c,0x260,0x2a8,0x7ffb8b91c188,0x7ffb8b91c194,0x7ffb8b91c1a0
      2⤵
        PID:4332
      • 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=1560,i,13279469769066451331,7400278716285828218,262144 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=2152 /prefetch:2
        2⤵
          PID:4680
        • 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=1852,i,16838546727753427621,18342157970928804024,524288 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=2516 /prefetch:11
          2⤵
          • System Time Discovery
          PID:1460
        • 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=2308,i,16818579200919116955,6428316879988384029,524288 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=3152 /prefetch:13
          2⤵
            PID:3456
          • 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=3596,i,5695178040542476314,11804147958550917153,2097152 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=3616 /prefetch:1
            2⤵
              PID:5940
            • 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=3604,i,5308377349837394450,13043667368765936082,2097152 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=3640 /prefetch:1
              2⤵
                PID:3296
              • 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=4272,i,8532781135875464949,6769616556702436066,2097152 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=4756 /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 --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=4284,i,16849804549026120159,8928299143175258829,2097152 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=4760 /prefetch:9
                  2⤵
                    PID:3688
                  • 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=5412,i,2109320457002687669,1498148766567421279,524288 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=5312 /prefetch:14
                    2⤵
                      PID:3076
                    • 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=3780,i,16095767936635425243,5695021411169734320,524288 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=3752 /prefetch:14
                      2⤵
                        PID:3512
                      • 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=5940,i,10656935807424696485,1493668332567327843,524288 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=5956 /prefetch:14
                        2⤵
                          PID:2784
                        • 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=5940,i,10656935807424696485,1493668332567327843,524288 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=5956 /prefetch:14
                          2⤵
                            PID:5312
                          • 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=4268,i,9605185798555424006,5305300086825644550,524288 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=4928 /prefetch:14
                            2⤵
                              PID:4736
                            • 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=4412,i,15703933976682324498,16547370403539010503,524288 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=4744 /prefetch:14
                              2⤵
                                PID:4796
                              • 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=4280,i,2680514588392629664,8682886716772533273,524288 --field-trial-handle=2164,i,14151928136356899382,9644387069618740685,262144 --variations-seed-version --mojo-platform-channel-handle=4792 /prefetch:14
                                2⤵
                                  PID:5448
                              • 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:1576
                                • 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:2448

                                  Network

                                        MITRE ATT&CK Enterprise v16

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        1349b195-1f0a-4d4a-991f-662dd075687e.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\1349b195-1f0a-4d4a-991f-662dd075687e.tmp
                                        • Size 38KB
                                        • SHA256 b88eb186c3dfa1cb48a3dacca3a56c3ee6474f6575269889c39c6d72322e970c
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        551e8ab2-f8ac-4446-bbf0-4f8c475e5aa0.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\551e8ab2-f8ac-4446-bbf0-4f8c475e5aa0.tmp
                                        • Size 38KB
                                        • SHA256 4fb8c51338f8c620652950d8e0342721089ddb78dde7b7b8468da534c39baa29
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        5d8cf13b-41eb-440d-b53c-93bbc154d12e.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\5d8cf13b-41eb-440d-b53c-93bbc154d12e.tmp
                                        • Size 33KB
                                        • SHA256 6617413e5462365d93df250404e56f97b92a225b4262cdce2ef6a6463cd9ae97
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        855ad956-8816-4e11-9f41-8018c8cf4bda.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Ad Blocking\855ad956-8816-4e11-9f41-8018c8cf4bda.tmp
                                        • Size 105KB
                                        • SHA256 9260436c94a1833abca9dcb8131c4cccc5ad060d971912bea100bd9a1f921659
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 280B
                                        • SHA256 2664448b8ab4f4edce89a8c875c31ed1e748ff3060fa1567c434149210bb4fc5
                                        • MD5 SHA1 SHA512 TLSH

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 280B
                                        • SHA256 a9db3b181fe23d2da858b764c2d3bc2baae4a7e217d8cc5885ed34c7b21166b7
                                        • MD5 SHA1 SHA512 TLSH

                                        5ebbea1c-61dc-40e2-b50d-5d1268c7c9b3.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\5ebbea1c-61dc-40e2-b50d-5d1268c7c9b3.tmp
                                        • Size 70KB
                                        • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        8975d7ae-a5af-4059-9c18-875841e997d3.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\8975d7ae-a5af-4059-9c18-875841e997d3.tmp
                                        • Size 6B
                                        • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                        • MD5 SHA1 SHA512

                                        temp-index

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\temp-index
                                        • Size 2KB
                                        • SHA256 d920f0ea32217ebae60ba10c8207ef3c204f98397776ff7bf751bf35bc42dc8b
                                        • MD5 SHA1 SHA512 TLSH

                                        12cc4c1b-9837-4ecf-b7be-8c8b37f1e543.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\12cc4c1b-9837-4ecf-b7be-8c8b37f1e543.tmp
                                        • Size 2B
                                        • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                        • MD5 SHA1 SHA512

                                        1c08515d-c6ad-47a5-8539-9e7527e958c9.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\1c08515d-c6ad-47a5-8539-9e7527e958c9.tmp
                                        • Size 2B
                                        • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                        • MD5 SHA1 SHA512

                                        ada44501-77f8-4b0d-9962-b824ca7ba28f.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\ada44501-77f8-4b0d-9962-b824ca7ba28f.tmp
                                        • Size 40B
                                        • SHA256 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
                                        • MD5 SHA1 SHA512

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 11KB
                                        • SHA256 6cfe078589dfd31831be97daf379520b9f65a150e7d7ad52c4cc28e293ed2e98
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        CURRENT

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

                                        sync_diagnostic.log

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                        • Size 5KB
                                        • SHA256 8bb919c1e347b383c1914ddfbbb40fbe2b7fc1445ada0d76fd8248f6db64cfd0
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        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

                                        c97c4d35-687c-4e85-b398-364ae6c734f1.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\c97c4d35-687c-4e85-b398-364ae6c734f1.tmp
                                        • Size 11KB
                                        • SHA256 25cdc4cbda754a802ef379799e1ef62543df0a5ac14acdfc92dd5e9a7179eda8
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        d5fbb213-4828-4bc9-a72b-7c8c9de1be40.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\d5fbb213-4828-4bc9-a72b-7c8c9de1be40.tmp
                                        • Size 23KB
                                        • SHA256 c8da7101425b9f1c4f9703f91923581b1fb9e5244330078c6c5a1a93e546a2c2
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        a900d961-8b27-49f6-871b-6bed0fa2ef8e.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\a900d961-8b27-49f6-871b-6bed0fa2ef8e.tmp
                                        • Size 37KB
                                        • SHA256 ffc0ea6deddd77f9c8d71c636957c4e865eeca7c6f22438c3d5c603b9585d1a3
                                        • MD5 SHA1 SHA512 SSDEEP TLSH