Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    03/08/2026, 11:48

General

  • Target
    https://url.uk.m.mimecastprotect.com/s/VQkYCA8LPSZ6yvMf8h9mhGzJLy?domain=brainshark.com
  • Sample260803-nytkqaak7x
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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 30 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://url.uk.m.mimecastprotect.com/s/VQkYCA8LPSZ6yvMf8h9mhGzJLy?domain=brainshark.com
    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:3616
    • 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=0x260,0x264,0x268,0x25c,0x308,0x7ffd927dc188,0x7ffd927dc194,0x7ffd927dc1a0
      2⤵
        PID:4812
      • 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=1908,i,7168150167478669900,13364109501322532429,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=2324 /prefetch:3
        2⤵
        • System Time Discovery
        PID:5236
      • 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=1688,i,3315853319463882017,12552918271817855310,262144 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=2292 /prefetch:2
        2⤵
          PID:3804
        • 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=2028,i,8892914393506897263,13637341129910487713,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=2428 /prefetch:8
          2⤵
            PID:4024
          • 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=3492,i,11926832454261976757,1102271527786867,2097152 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=3508 /prefetch:1
            2⤵
              PID:3636
            • 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=3496,i,16027172769923892378,9707073313762489666,2097152 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=3564 /prefetch:1
              2⤵
                PID:1792
              • 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=4708,i,6479495519383399538,882230836136218454,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=5084 /prefetch:8
                2⤵
                  PID:1776
                • 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=4868,i,6653904516703500445,7535337252515224214,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=5104 /prefetch:8
                  2⤵
                    PID:3304
                  • 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=5760,i,814244454225936656,10620070763620729683,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=5776 /prefetch:8
                    2⤵
                      PID:2424
                    • 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=5760,i,814244454225936656,10620070763620729683,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=5776 /prefetch:8
                      2⤵
                        PID:5776
                      • 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=10 --always-read-main-dll --metrics-shmem-handle=5904,i,8593039307675764996,6111844442643776566,2097152 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=5876 /prefetch:1
                        2⤵
                          PID:3916
                        • 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=11 --always-read-main-dll --metrics-shmem-handle=3472,i,13886394389840711936,17006595159862988099,2097152 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=6232 /prefetch:1
                          2⤵
                            PID:6004
                          • 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=5828,i,3522810432829115305,5877792809709338101,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=5820 /prefetch:8
                            2⤵
                              PID:1632
                            • 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=5800,i,3960776262103816170,6436719455820507975,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=3588 /prefetch:8
                              2⤵
                                PID:3780
                              • 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=5816,i,11516896599086701773,236932302573666644,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=3408 /prefetch:8
                                2⤵
                                  PID:1412
                                • 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=3592,i,3190677299780400132,328603484202163613,524288 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=5140 /prefetch:8
                                  2⤵
                                    PID:1732
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.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=10.0.19041.4355 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=5048,i,2163555053608164098,4727618039785623928,262144 --field-trial-handle=2296,i,4732475893473686886,9917983365030801754,262144 --variations-seed-version --mojo-platform-channel-handle=1860 /prefetch:8
                                    2⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:412
                                • 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:1720
                                  • 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:5996

                                    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 8365d8597d396643eb3cb27ae8751c52f3b1ae3e25576cd2bd50becbaaae5ffd
                                          • MD5 SHA1 SHA512 TLSH

                                          settings.dat

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                          • Size 280B
                                          • SHA256 e4479a36b7b992bbec7177088f2e15db8dffdd7e78e85279d2c83088a29343e2
                                          • 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 16f7cf82ffa47e80b1401fe6fc2acd232c77e2dfa2c61152a5123d7da149eeca
                                          • MD5 SHA1 SHA512 TLSH

                                          temp-index

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\temp-index
                                          • Size 4KB
                                          • SHA256 c2889b958d28b5280478b59ede7a0369526d85751dd064e251fafcc6dce6fd83
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          the-real-index~RFe589fd5.TMP

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index~RFe589fd5.TMP
                                          • Size 3KB
                                          • SHA256 f10da62707624d25619852ceac19934b78d0520e667396defbd14275eb14cb11
                                          • 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

                                          Network Persistent State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
                                          • Size 2KB
                                          • SHA256 24e364dbf24b0881bf69dcc0fb8cbc3a821a112c35cd487d860e34e2d8086f59
                                          • MD5 SHA1 SHA512 TLSH

                                          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 72b87c1ac63b68fb9b8a0096cd675a1ec8acd9fd0107eec684d174c36258b080
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                          • Size 15KB
                                          • SHA256 8eb4dad1c9893cc4bb4a59d25d33e8284c9095c3c9e0d3688bad9deb3862357e
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Secure Preferences

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                          • Size 30KB
                                          • SHA256 651d18d7abaf1b4f4507289af79e93ffe95d6e230d9c89fe5a8aebdede26c27c
                                          • 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 13d650695f9769c2a6f643a600dad3298ec827884892eacb11e087669ddf1078
                                          • 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 28KB
                                          • SHA256 5276fd62e6959f13fa143ee1e4da1618ae75504b46b445735d517b4715643596
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                          • Size 28KB
                                          • SHA256 1656aeaba083f80b404177d6a23ad10732bc6a2712e89bdfcb1490fc6fbc57ad
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                          • Size 24KB
                                          • SHA256 40229a5d9db7bfb34508c71a864ec9c2f5f2c42e4a39d7aeccf3ee30dba4167a
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                          • Size 25KB
                                          • SHA256 350c780b629ef3a501581454a284713eb142d2b3574653ca4b0bab0e564585ff
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                          • Size 33KB
                                          • SHA256 eba3735d213813896e31455eb7e95f6ed5aeeeb70481942e5ddc56961b5eedc9
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                          • Size 2KB
                                          • SHA256 7cac1aa9078046a355eedd3148ed646e1bdd98a08cb8c6f3f12500b80f055147
                                          • MD5 SHA1 SHA512 TLSH