Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/07/2026, 16:25

General

  • Target
    https://rtb.mfadsrvr.com
  • Sample260709-txbleadv4l
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: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of FindShellTrayWindow 34 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://rtb.mfadsrvr.com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:1656
    • 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,0x240,0x234,0x24c,0x7ffb2700c188,0x7ffb2700c194,0x7ffb2700c1a0
      2⤵
        PID:3340
      • 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=1676,i,1368929294854866046,13025037894113589565,262144 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=2236 /prefetch:2
        2⤵
          PID:4828
        • 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=1972,i,614902581061101609,7970664429931995897,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=2268 /prefetch:3
          2⤵
          • System Time Discovery
          PID:3272
        • 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=2428,i,8517339262672477565,4030613443255223710,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=2748 /prefetch:8
          2⤵
            PID:2324
          • 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=3460,i,6658959846971753042,6902534938840947850,2097152 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=3500 /prefetch:1
            2⤵
              PID:1248
            • 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=3472,i,17969653296796319101,13983199718036497182,2097152 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=3576 /prefetch:1
              2⤵
                PID:4848
              • 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=4144,i,8354127330393846479,9019692571835890032,2097152 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=4288 /prefetch:1
                2⤵
                  PID:2824
                • 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=4268,i,16667293124936790426,4794997914498703298,2097152 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=4292 /prefetch:2
                  2⤵
                    PID:4684
                  • 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=5140,i,6815943434073801461,18213863861247289067,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=5224 /prefetch:8
                    2⤵
                      PID:2240
                    • 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=5136,i,3391505766163018043,5964526664416564454,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=5252 /prefetch:8
                      2⤵
                        PID:556
                      • 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=5876,i,11742902707569609281,8733021342665124773,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=5900 /prefetch:8
                        2⤵
                          PID:2956
                        • 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=5876,i,11742902707569609281,8733021342665124773,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=5900 /prefetch:8
                          2⤵
                            PID:1352
                          • 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=4292,i,6104270003928820236,1645622808348268072,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=4304 /prefetch:8
                            2⤵
                              PID:3736
                            • 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=4332,i,10873274111751783950,5354532446055167578,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=4268 /prefetch:8
                              2⤵
                                PID:3548
                              • 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=4416,i,3968384307643078608,6939179108104244112,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=4508 /prefetch:8
                                2⤵
                                  PID:4512
                                • 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=5348,i,10206255092873658935,2869745149051349919,524288 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=5776 /prefetch:8
                                  2⤵
                                    PID:3504
                                  • 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=10.0.19041.546 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=6072,i,9143836901104135352,14871357149099243616,262144 --field-trial-handle=2240,i,9089449035845598136,9226714579397956456,262144 --variations-seed-version --mojo-platform-channel-handle=6352 /prefetch:8
                                    2⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:556
                                • 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:3480

                                  Network

                                        MITRE ATT&CK Enterprise v16

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        blocklist

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Ad Blocking\blocklist
                                        • Size 105KB
                                        • SHA256 9420686d12b2cba6dc69896d607eadac629280a010e5358a4872ab9753f24ed7
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 280B
                                        • SHA256 3eacdfce7dc5d437b4447cf27ab297d2d39d13a22d53487691f060212cddb6b2
                                        • MD5 SHA1 SHA512 TLSH

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 280B
                                        • SHA256 7aa2bb81937fdcdafd5d33143cfe61093f5233469b36757de171e12cc0c6215f
                                        • MD5 SHA1 SHA512 TLSH

                                        BookmarkMergedSurfaceOrdering

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

                                        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 8400b37fdea0d4b1178ddc646092c3d1dc86321b32231c6349cae3cd109019e0
                                        • MD5 SHA1 SHA512 TLSH

                                        the-real-index~RFe58a582.TMP

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index~RFe58a582.TMP
                                        • Size 3KB
                                        • SHA256 0b919514a98f76acc0932bcbb163d101b6d857b80d5e6bce3127e407fb1b0f25
                                        • 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

                                        Edge Profile.ico

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Edge Profile.ico
                                        • Size 70KB
                                        • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        HubApps

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\HubApps
                                        • Size 106KB
                                        • SHA256 eb2fd7422436fff93f6be09df3294b26cdb7afd18e6aa94dcdc0f208db78b2ed
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Network Persistent State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
                                        • Size 111B
                                        • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                                        • MD5 SHA1 SHA512 TLSH

                                        Network Persistent State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
                                        • Size 1KB
                                        • SHA256 b51e57ae9ce32ff4f3c2228fd1a5a0946eb95e61eea50bc047d3310b0bf0a794
                                        • 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

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 12KB
                                        • SHA256 1ae209d5a90389ae0142762e3d8ba3657cc3759f1adda6bafcd7c0e22a274045
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 13KB
                                        • SHA256 a11938d5bff432ded1b3d8d93aa7091c5ed6bde1b493d9086bcbc141ed8889df
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Secure Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                        • Size 30KB
                                        • SHA256 52abea3ad0ceca0df596722ba66a8e8146c08d815370613846b8aa0e55392255
                                        • 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 4KB
                                        • SHA256 1f60909683e6ecd7cf174dfd17e7994a8a9c96666d7699236f14784f21f8b0c4
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        OperationConfig

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Edge Cloud Config\OperationConfig
                                        • Size 22KB
                                        • SHA256 d988156066b7fd22de278fbc96759d2caea6552094ffeb2ddd9307806059c5e4
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        OperationConfig~RFe594135.TMP

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Edge Cloud Config\OperationConfig~RFe594135.TMP
                                        • Size 3KB
                                        • SHA256 8b2e057387e9714efef3580a36459acf56aab53c806cd7d7dbb6e17cef977ef9
                                        • MD5 SHA1 SHA512 TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 12KB
                                        • SHA256 814b1bde84a3c287c6411c09487e8612743074e4d1026d1c3939dd4828e20f8b
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 8KB
                                        • SHA256 1ec2ddf230c41fb0c87f41cdd2f2267994648707934f25afe7d038db52ea2237
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 19KB
                                        • SHA256 c6c65c7807b062abece451f60f91a01b696c95fbfc2fba76303f7a0bc355cfe3
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 22KB
                                        • SHA256 0f12c4295095f74fc37133e7b08f85ce08b1caf0aca9b754f5beb0c3c21df0c6
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 8KB
                                        • SHA256 851763cf6c5bbf69ce9792287aad14364341508c40fe7100a345073a67689a45
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        metadata.json

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\metadata.json
                                        • Size 13B
                                        • SHA256 2771d13c637c267132afff9db67537bef95708534b79ae8d954254c4e64e4e0f
                                        • MD5 SHA1 SHA512

                                        5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                        • Size 2KB
                                        • SHA256 6faa61ab8c2fc0f4610be56250b23d426bcb70d2fe5bb2a101aed9882740c006
                                        • MD5 SHA1 SHA512 TLSH