Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 18:14

General

  • Target
    ˵_Readme.html
  • Size 2KB
  • Sample260809-wvcrsstare
  • SHA256 a6ed4af07fcd78d3a64e2079996024efcb28709babebdc94d7262d7153b6f641
  • 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 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 16 IoCs
  • Suspicious use of WriteProcessMemory 32 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\˵_Readme.html
    1⤵
    • 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:4484
    • 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,0x290,0x7fffa13ac188,0x7fffa13ac194,0x7fffa13ac1a0
      2⤵
        PID:4516
      • 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=1912,i,6030272893263566390,2230528696293936813,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=3036 /prefetch:11
        2⤵
        • System Time Discovery
        PID:4688
      • 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=2472,i,2369749063722591865,13684294215556783215,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=2648 /prefetch:13
        2⤵
          PID:4860
        • 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=1640,i,2390342661250332479,17940766072365187615,262144 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=2400 /prefetch:2
          2⤵
            PID:5424
          • 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=3616,i,3675915109004201865,926540289512369633,2097152 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=3620 /prefetch:1
            2⤵
              PID:1920
            • 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=3608,i,6450581438341666931,14502864869916444291,2097152 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=3612 /prefetch:1
              2⤵
                PID:2988
              • 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=4332,i,8942406683705445015,3451581577364024042,2097152 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=4276 /prefetch:1
                2⤵
                  PID:3052
                • 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=4272,i,9253505184399065009,12387930108397775555,2097152 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=2688 /prefetch:9
                  2⤵
                    PID:1656
                  • 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=5424,i,16970409558982453145,6600429550969572434,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=5372 /prefetch:14
                    2⤵
                      PID:5140
                    • 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=3840,i,537174789684297038,4746133795118235708,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=5440 /prefetch:14
                      2⤵
                        PID:1296
                      • 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=6124,i,1977559920295233383,4388994498923200572,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=6148 /prefetch:14
                        2⤵
                          PID:1032
                        • 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=6124,i,1977559920295233383,4388994498923200572,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=6148 /prefetch:14
                          2⤵
                            PID:6128
                          • 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=5176,i,4009952396045072534,8086737333559802347,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=4472 /prefetch:14
                            2⤵
                              PID:3820
                            • 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=5160,i,9554091416538001034,5737682479460607596,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=3880 /prefetch:14
                              2⤵
                                PID:5680
                              • 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=4460,i,6481903236659128696,8534652374012336750,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=5192 /prefetch:14
                                2⤵
                                  PID:5728
                                • 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=5676,i,15439029173131755116,656400347590270544,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=3032 /prefetch:14
                                  2⤵
                                    PID:720
                                  • 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=5688,i,16446369588631820187,3872497203623130478,524288 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=5664 /prefetch:14
                                    2⤵
                                      PID:1620
                                    • 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=10.0.26100.1301 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=6460,i,17725032221839339341,1123933716020854315,262144 --field-trial-handle=2404,i,17549137400746472736,4830283581286949643,262144 --variations-seed-version --mojo-platform-channel-handle=6024 /prefetch:10
                                      2⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:2604
                                  • 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:5632
                                    • 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:3708

                                      Network

                                            MITRE ATT&CK Enterprise v16

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            223228c4-c88b-470e-81ae-a0a6b983039e.tmp

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\223228c4-c88b-470e-81ae-a0a6b983039e.tmp
                                            • Size 38KB
                                            • SHA256 036371197e2aa88fdf484762d7665a7681fd17a0c5c765d913635643453ca5d6
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            settings.dat

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            • Size 280B
                                            • SHA256 e413e02b9e80ee8d76d52c1043fc32251e2d7634d4b2fbd970df9ace9d91831a
                                            • MD5 SHA1 SHA512 TLSH

                                            settings.dat

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            • Size 280B
                                            • SHA256 8aaa68aad07ba45abe53bd513aa5f7e7b21bd1b29db6e1d5c1e0a79a5f4eb890
                                            • 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 2KB
                                            • SHA256 d79891a25342856d37281fa2725e330558ad27e57a30850259196fcd0aaeee27
                                            • MD5 SHA1 SHA512 TLSH

                                            the-real-index~RFe59fb1f.TMP

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index~RFe59fb1f.TMP
                                            • Size 2KB
                                            • SHA256 7d38b3352b6c6385e51e7bee94c2ec6324cee512b333897fbd6dd2b420fee2d3
                                            • 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

                                            Network Persistent State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
                                            • Size 1KB
                                            • SHA256 87f2df1b63eb1be980b28e84064426f034bda0f8c2903e3b37186aa2b2eca5c1
                                            • 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 11KB
                                            • SHA256 5f6aad3b9192aa7cf8388c3d385c5b3a5de550633127950dd1a1703c41fde1b1
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                            • Size 11KB
                                            • SHA256 f7c584f16015847253b8320735daccb8cd56d3bffa3d7d2297c23d2bec567c77
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                            • Size 11KB
                                            • SHA256 79b14c1bba75a318000a79e80ec999109b4eed2ba34c2187d53723463557d0aa
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Secure Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                            • Size 23KB
                                            • SHA256 ca083b1739d3ed703f700e792be8c0e01575f8e2f8e2f797742bc778e48a908f
                                            • 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

                                            11997371-3a7c-430c-ba26-e0385c8d3330.tmp

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Edge Cloud Config\11997371-3a7c-430c-ba26-e0385c8d3330.tmp
                                            • Size 22KB
                                            • SHA256 d988156066b7fd22de278fbc96759d2caea6552094ffeb2ddd9307806059c5e4
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 38KB
                                            • SHA256 6cc8dcb9d9507c2ac8c73121b759cdc3a159412131ce4314556cd7dee3eaf104
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 35KB
                                            • SHA256 f3461b1c59216cb2c50a813230ec11ab13c478b9ea0b95999398db2b78264569
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 35KB
                                            • SHA256 4ca8dd5741689d837aefb88d788e768cee117b47d1c2c648e19100e9cc85dda4
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 37KB
                                            • SHA256 7c344a651203743d5cc672dc65136a9507fa52d3eee7f6b20963fdf165b5a446
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 39KB
                                            • SHA256 922a527fc10e98e5f9ce7d49489840c2a14951614678e0f6c7212f9df8df7b56
                                            • 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