Analysis

  • max time kernel
    40s
  • max time network
    39s
  • 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/about.html
  • Size 5KB
  • Sample261024-vcadaaa12x
  • SHA256 31414f686e0de454393615863a1b15acd3c79e1509da64a176ca83d4256f4659
  • MD5 SHA1 SHA512 SSDEEP 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\extensions\ublock\about.html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:4688
    • 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,0x260,0x234,0x7ffd8179c188,0x7ffd8179c194,0x7ffd8179c1a0
      2⤵
        PID:4900
      • 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=1892,i,15582316121510567941,10971440208179191748,524288 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=2652 /prefetch:11
        2⤵
        • System Time Discovery
        PID:3192
      • 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=1596,i,12919088920841543907,15352483191438682678,262144 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=2464 /prefetch:2
        2⤵
          PID:1888
        • 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=2264,i,16436480926793068577,5356683660646510880,524288 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=2672 /prefetch:13
          2⤵
            PID:2876
          • 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=3580,i,7621594563722820460,6832037060131419140,2097152 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=3576 /prefetch:1
            2⤵
              PID:1420
            • 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=3600,i,10364268355671624914,13944055927326324735,2097152 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=3708 /prefetch:1
              2⤵
                PID:960
              • 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=4344,i,9269345807400761386,11499765520098301502,2097152 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=4380 /prefetch:1
                2⤵
                  PID:5960
                • 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=4360,i,3692671493867634195,8634318249410734731,2097152 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=4704 /prefetch:9
                  2⤵
                    PID:1848
                  • 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=5304,i,14579860986866171156,15624541313473463039,524288 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=5352 /prefetch:14
                    2⤵
                      PID:4824
                    • 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=5296,i,4046292500617530499,6786329771777088376,524288 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=5388 /prefetch:14
                      2⤵
                        PID:864
                      • 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=5888,i,10396488545258021221,1795330658132760216,524288 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=5904 /prefetch:14
                        2⤵
                          PID:1736
                        • 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=5888,i,10396488545258021221,1795330658132760216,524288 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=5904 /prefetch:14
                          2⤵
                            PID:1468
                          • 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=4436,i,12230935489270263791,3484472956065662201,524288 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=3732 /prefetch:14
                            2⤵
                              PID:5668
                            • 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=4408,i,5798066401245064058,15879924846502225005,524288 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=1588 /prefetch:14
                              2⤵
                                PID:1292
                              • 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=5060,i,6216630501509307778,13079454179299178521,524288 --field-trial-handle=2576,i,5986118416813969943,12579065471512449981,262144 --variations-seed-version --mojo-platform-channel-handle=6572 /prefetch:14
                                2⤵
                                  PID:4448
                              • 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:2812
                                • 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:5276

                                  Network

                                        MITRE ATT&CK Enterprise v16

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        8bd30c61-4191-4087-bfe3-b0dbe6dea092.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\8bd30c61-4191-4087-bfe3-b0dbe6dea092.tmp
                                        • Size 38KB
                                        • SHA256 e05e1c2586bad4cdb0f373bf4134df46f6a549574d09041dfdb9b2d1a5549b89
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        9beb652b-86a3-47e7-b1e0-9299f2635f74.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\9beb652b-86a3-47e7-b1e0-9299f2635f74.tmp
                                        • Size 34KB
                                        • SHA256 849747efb3d4f6ce445d4daea69c9242f46a47567c2844cda5fb3b262292375f
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        045f9184-3afb-424f-813d-adcc634029eb.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Ad Blocking\045f9184-3afb-424f-813d-adcc634029eb.tmp
                                        • Size 105KB
                                        • SHA256 090c00cb528aa93236ea2b6d860140219e66b4d454a38b9803900cb75cbc25e2
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 280B
                                        • SHA256 fe09a9e94fbd795d6fab442dc426ef79e7bd47dbd80086b003cb1cd34d18db58
                                        • MD5 SHA1 SHA512 TLSH

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 280B
                                        • SHA256 54a604899198f01e1a2f5ec52bac53679a6d2775840ba8c81ab97c59f718adf8
                                        • MD5 SHA1 SHA512 TLSH

                                        124a28eb-0867-4d5e-a5fa-3b102556c40c.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\124a28eb-0867-4d5e-a5fa-3b102556c40c.tmp
                                        • Size 11KB
                                        • SHA256 3efd0d0392d9711d4237b9c830cb7fb8d3ec46d81a4b7df56c40cd399574c1c8
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        32656350-65d7-40c9-831f-ebad9495a8cb.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\32656350-65d7-40c9-831f-ebad9495a8cb.tmp
                                        • Size 23KB
                                        • SHA256 59e21496f283e49df1cb08a07d02ebb3c9064f057b954d9e4b4ef30a16f0949f
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        temp-index

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\temp-index
                                        • Size 3KB
                                        • SHA256 51bb57d2dd8f5e47d844266b06dbedda75662fec75c593dec9d7f8d9ad6494e6
                                        • MD5 SHA1 SHA512 TLSH

                                        the-real-index

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                                        • Size 3KB
                                        • SHA256 c7dbeb57ab797810b4e1e822204b037edb2d95341949db152edfd2f6c6469fb3
                                        • MD5 SHA1 SHA512 TLSH

                                        97abd546-5557-46cb-af00-d0bb1974953b.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\97abd546-5557-46cb-af00-d0bb1974953b.tmp
                                        • Size 2B
                                        • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                        • MD5 SHA1 SHA512

                                        9ade0de6-6aa6-43a1-8b95-b1aa555bceb2.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\9ade0de6-6aa6-43a1-8b95-b1aa555bceb2.tmp
                                        • Size 40B
                                        • SHA256 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
                                        • 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

                                        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 4KB
                                        • SHA256 e4c085a991f3bcb9c4de28a9b9285491ecc0a346c4524859126b5b39d8da7ade
                                        • 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 3KB
                                        • SHA256 1c0ab9a996117bbe81adbb9c0856ff9c63be99a018c9ae7b3cf04bc3ccdd9d17
                                        • MD5 SHA1 SHA512 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

                                        a336594c-271a-4a4d-bf5a-3d17070a7c72.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\a336594c-271a-4a4d-bf5a-3d17070a7c72.tmp
                                        • Size 70KB
                                        • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        f65633db-fba3-4e66-b9c3-862c46ffbe7d.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\f65633db-fba3-4e66-b9c3-862c46ffbe7d.tmp
                                        • Size 6B
                                        • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                        • MD5 SHA1 SHA512

                                        fb777175-1ae5-4d36-a191-2ceac148bade.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\fb777175-1ae5-4d36-a191-2ceac148bade.tmp
                                        • Size 10KB
                                        • SHA256 105359825116941a5767862c7c49a3b38e9c3caadaa03f8e57a19abccf090e6c
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        f57847e8-dbd4-4251-9792-d77926404b34.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\f57847e8-dbd4-4251-9792-d77926404b34.tmp
                                        • Size 37KB
                                        • SHA256 8460493788a9516db006deb73dc8709787974a89d1a5768b1d5a54f97ff93363
                                        • MD5 SHA1 SHA512 SSDEEP TLSH