Analysis

  • user interaction
    yes
  • max time kernel
    6s
  • max time network
    8s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/07/2026, 15:08

General

  • Target
    https://www2.zf-scalar.com/listUnsubscribeHeader/u/1126521/f3feb1dcc56629fcddd2cea3b80f1f80c37198db922d88032d722900258c52c9/2271339660
  • Sample260702-sjc2msgx3z
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: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 24 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://www2.zf-scalar.com/listUnsubscribeHeader/u/1126521/f3feb1dcc56629fcddd2cea3b80f1f80c37198db922d88032d722900258c52c9/2271339660
    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:4948
    • 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,0x240,0x234,0x248,0x7ffe392dc188,0x7ffe392dc194,0x7ffe392dc1a0
      2⤵
        PID:1404
      • 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=1872,i,15162105918109165568,4423994452559901484,524288 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=2240 /prefetch:3
        2⤵
        • System Time Discovery
        PID:880
      • 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=1756,i,12392077839536109293,17211818588979621086,262144 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=2188 /prefetch:2
        2⤵
          PID:4120
        • 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=2528,i,744675784298314795,14951635994944662242,524288 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=2724 /prefetch:8
          2⤵
            PID:3044
          • 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=3432,i,3537981044377948208,12736169699744087236,2097152 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=3504 /prefetch:1
            2⤵
              PID:2504
            • 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=3436,i,4348720069084475337,2989338948276395283,2097152 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=3556 /prefetch:1
              2⤵
                PID:2020
              • 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=4180,i,18172978003936980515,15989238292834031395,2097152 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=4188 /prefetch:1
                2⤵
                  PID:2516
                • 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=4244,i,10693451863724513939,4369101368215899650,2097152 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=4200 /prefetch:2
                  2⤵
                    PID:1036
                  • 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=5144,i,14921248839993496670,197758875244320691,524288 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=5176 /prefetch:8
                    2⤵
                      PID:1604
                    • 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=5156,i,17298562733544429665,10584780762367564239,524288 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=5200 /prefetch:8
                      2⤵
                        PID:5008
                      • 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=5812,i,4142217553453128549,1852266194633418139,524288 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=5844 /prefetch:8
                        2⤵
                          PID:3308
                        • 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=5812,i,4142217553453128549,1852266194633418139,524288 --field-trial-handle=2192,i,10785757846339906705,3133247043096201380,262144 --variations-seed-version --mojo-platform-channel-handle=5844 /prefetch:8
                          2⤵
                            PID:2784
                        • 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:5028

                          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 bf637ca0b28ebd6e948876848ccfe71d201158d460d4ad944f124f9d17ee5472
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                settings.dat

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                • Size 280B
                                • SHA256 6d0f88884e23b1418c456620b79662feebdfd970ca9325ba2981c94b3b0f0b2f
                                • MD5 SHA1 SHA512 TLSH

                                settings.dat

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                • Size 280B
                                • SHA256 4d517b88a0fb88494276c126764235de9ee52961c86cc4d3abaf517b10a649a8
                                • MD5 SHA1 SHA512 TLSH

                                BookmarkMergedSurfaceOrdering

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

                                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

                                7ed41978-19e9-4dcf-a665-3a7475b13b95.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\7ed41978-19e9-4dcf-a665-3a7475b13b95.tmp
                                • Size 2B
                                • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                • 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 b1d875c4aed071ab4cf0c3630617b9408d6ab48ec7842aec085cd2c45423d9e2
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                • Size 8KB
                                • SHA256 4aa7161917914226e6243916d8fe1e40a2814defe252d07f5860905e5b5742ac
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                • Size 9KB
                                • SHA256 dde539d8dfdea06cd2ca30d1e02157f0834ced88bc1a45f59c5f936f1c050868
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                • Size 2KB
                                • SHA256 064472a76a2cb369fb0f2c7a722dc6c67264161bdb494ce56edcbc893f04771b
                                • MD5 SHA1 SHA512 TLSH