Analysis

  • user interaction
    yes
  • max time kernel
    13s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    26/10/2026, 18:30

General

  • Target
    https://www.mimecast.com/lfs-and-sm-privacy-statement
  • Sample261026-w5velaythy
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 registry class 1 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.mimecast.com/lfs-and-sm-privacy-statement
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3868
    • 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,0x240,0x234,0x260,0x7ffd14bac188,0x7ffd14bac194,0x7ffd14bac1a0
      2⤵
        PID:1516
      • 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=1932,i,10222191083614585075,5474474501451233991,524288 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=2208 /prefetch:3
        2⤵
        • System Time Discovery
        PID:4796
      • 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,14243227035306560542,4690947887768479434,262144 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=2176 /prefetch:2
        2⤵
          PID:4016
        • 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=1692,i,960906036330478894,6138672865689627006,524288 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=2460 /prefetch:8
          2⤵
            PID:4004
          • 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=3420,i,15158356649969485395,9985417456620027435,2097152 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=3488 /prefetch:1
            2⤵
              PID:4416
            • 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=3424,i,13073855269229018619,7330735457301831112,2097152 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=3492 /prefetch:1
              2⤵
                PID:2072
              • 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=4196,i,11498630517825030569,15025523307469843851,2097152 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=4192 /prefetch:1
                2⤵
                  PID:3444
                • 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=4256,i,8253627338591948171,5791766858097702590,2097152 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=4232 /prefetch:2
                  2⤵
                    PID:4040
                  • 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=5044,i,14301364706721579562,7138061809285678466,524288 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=5132 /prefetch:8
                    2⤵
                      PID:3916
                    • 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=5052,i,10482463634977974958,208280899518053956,524288 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=5152 /prefetch:8
                      2⤵
                        PID:4264
                      • 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=5936,i,6752174334912296245,15518029221453814702,524288 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=5952 /prefetch:8
                        2⤵
                          PID:1404
                        • 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=5936,i,6752174334912296245,15518029221453814702,524288 --field-trial-handle=2180,i,15130707821130504812,17984788465901228988,262144 --variations-seed-version --mojo-platform-channel-handle=5952 /prefetch:8
                          2⤵
                            PID:4996
                        • 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:4116

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                0bf9e0c4-efdc-418f-bc29-a247e3d3d8ef.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\0bf9e0c4-efdc-418f-bc29-a247e3d3d8ef.tmp
                                • Size 18KB
                                • SHA256 f3e903a2cc481ee5788210a559b1febdb5bd64c93091097fee58605630ab59d1
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                2807eadd-d637-4ef7-ae3b-35ea409505c4.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\2807eadd-d637-4ef7-ae3b-35ea409505c4.tmp
                                • Size 8KB
                                • SHA256 f3dd0086b30684ffc5336b5c9edce9fc452cb236cc0039d3375915e624de6696
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                settings.dat

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                • Size 280B
                                • SHA256 4953eb47ddf8fed591c7d8926a102a58328776c2f8bcb0dcc6c2f6f790020aa9
                                • MD5 SHA1 SHA512 TLSH

                                settings.dat

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                • Size 280B
                                • SHA256 2b6f38f22081ddaa1111b84705bb0452e935cba70ffda2b2886601f1d8df6360
                                • MD5 SHA1 SHA512 TLSH

                                65abddc1-cd22-4c3b-a232-b984ab1261db.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\65abddc1-cd22-4c3b-a232-b984ab1261db.tmp
                                • Size 6B
                                • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                • MD5 SHA1 SHA512

                                9d2ba045-678f-43e1-ab75-e6a45b2d3478.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\9d2ba045-678f-43e1-ab75-e6a45b2d3478.tmp
                                • 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

                                5e31314b-e2d2-4724-a1ea-618cbccdc51b.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\5e31314b-e2d2-4724-a1ea-618cbccdc51b.tmp
                                • Size 2B
                                • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                • MD5 SHA1 SHA512

                                ed2e4e37-c3d5-40c8-8996-9145fa36d3b6.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\ed2e4e37-c3d5-40c8-8996-9145fa36d3b6.tmp
                                • Size 111B
                                • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                                • MD5 SHA1 SHA512 TLSH

                                sync_diagnostic.log

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                • Size 4KB
                                • SHA256 bfebb57105789a90f606c55ba7a35feb521dd2f75331fd34ac4dbb30d8978e2d
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                d2e707f0-6e10-4504-a8a2-8c7b0785d7f2.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\d2e707f0-6e10-4504-a8a2-8c7b0785d7f2.tmp
                                • Size 9KB
                                • SHA256 4e62e99881f989455e93d23e54c17c7df59fc832d18bfdbc782187b5e17db1f1
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                e9bc981c-93c0-47cd-8bbd-0f013f20eaa1.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\e9bc981c-93c0-47cd-8bbd-0f013f20eaa1.tmp
                                • Size 27KB
                                • SHA256 e0d01135f19f3ee30d350f71de96da1bbf01643d41ab576ee56b31f21d41bb8d
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                c55bc3d7-baba-4660-83cd-dfdffaae0624.tmp

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\c55bc3d7-baba-4660-83cd-dfdffaae0624.tmp
                                • Size 8KB
                                • SHA256 6a891026a9fd36184a3a269f5241e84e961c92a6ab84a722e143edf1d3108c07
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                • Size 2KB
                                • SHA256 df869a2eb203efbf4268f8b622345ea8d8910c8ff8fe72fd7564941cc00f38a5
                                • MD5 SHA1 SHA512 TLSH