Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/10/2026, 03:53

General

  • Target
    attachment20261002-143791-y8xvu9.html
  • Size 171B
  • Sample261002-efm6jssepc
  • SHA256 3e10b452175f0acbfcda6bc2487e308e0c5f4913f1ca5b0ed77be7a462a066bc
  • 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.

  • 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: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of FindShellTrayWindow 33 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\attachment20261002-143791-y8xvu9.html
    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:5360
    • 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,0x240,0x234,0x248,0x7ff842c3c188,0x7ff842c3c194,0x7ff842c3c1a0
      2⤵
        PID:4256
      • 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=1844,i,6243002209070883104,17461660513018614084,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=2432 /prefetch:3
        2⤵
        • System Time Discovery
        PID:896
      • 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=1712,i,12475229590867731798,7552124566907258480,262144 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=2296 /prefetch:2
        2⤵
          PID:2160
        • 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=2400,i,15435688094150845937,5506281583196128244,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=2764 /prefetch:8
          2⤵
            PID:6104
          • 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=3472,i,18257558507071613616,15882426637032366870,2097152 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=3548 /prefetch:1
            2⤵
              PID:2792
            • 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,3583752194630499689,9980367712659785669,2097152 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=3552 /prefetch:1
              2⤵
                PID:368
              • 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=4988,i,11147316237128653410,10920744527762947918,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=5020 /prefetch:8
                2⤵
                  PID:1384
                • 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=4996,i,15243607344940588065,9033133952343561598,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=5072 /prefetch:8
                  2⤵
                    PID:1856
                  • 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=5844,i,721521446972785703,14283959889864597877,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=5860 /prefetch:8
                    2⤵
                      PID:2136
                    • 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=5844,i,721521446972785703,14283959889864597877,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=5860 /prefetch:8
                      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=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=5924,i,1975340794165823282,3361094133837231644,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=5932 /prefetch:8
                        2⤵
                          PID:3284
                        • 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=6216,i,4351781039678224721,15968923867868228981,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=5748 /prefetch:8
                          2⤵
                            PID:2476
                          • 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=6212,i,15107735125868564086,9215074726264269435,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=5900 /prefetch:8
                            2⤵
                              PID:4968
                            • 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=5304,i,15269539192387786459,11908970950587635332,524288 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=5308 /prefetch:8
                              2⤵
                                PID:1572
                              • 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=5720,i,9209218049547723029,5569575744871110604,262144 --field-trial-handle=2300,i,10524200803089944724,12939404786720165476,262144 --variations-seed-version --mojo-platform-channel-handle=760 /prefetch:8
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:5516
                            • 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:5792
                              • 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:1928

                                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 3c1c88a1dc8e5439a1a520e9db930955bf4755654f664147c54e6cba8b43ed4c
                                      • MD5 SHA1 SHA512 TLSH

                                      settings.dat

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                      • Size 280B
                                      • SHA256 2f67a665126f0d437497b394b50cc87ce72773b6abd85385bb78adf0ad326302
                                      • MD5 SHA1 SHA512 TLSH

                                      046e0513-e06b-414f-a440-1aa6613e1172.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\046e0513-e06b-414f-a440-1aa6613e1172.tmp
                                      • Size 27KB
                                      • SHA256 b889e5382c9e415bcf4e5e68d2959c49597a0b5dcecea8a5067e3c14924f16f9
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      076a52e5-f840-48df-941b-81e8086b165e.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\076a52e5-f840-48df-941b-81e8086b165e.tmp
                                      • Size 6B
                                      • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                      • MD5 SHA1 SHA512

                                      249db4f7-cad1-4c27-ac0a-a3e9a5f915d9.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\249db4f7-cad1-4c27-ac0a-a3e9a5f915d9.tmp
                                      • Size 11KB
                                      • SHA256 bfa7d453aba97b8d3386712287d91e141e8b8ba19e47bb28ff9c747173954547
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      7b990010-19f4-4eec-b3b8-e9e9f53741f8.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\7b990010-19f4-4eec-b3b8-e9e9f53741f8.tmp
                                      • Size 649B
                                      • SHA256 8184678a19e375864c13dd6b0c1af0132bc87870c23f3b9c6399515e8e37a5fe
                                      • MD5 SHA1 SHA512 TLSH

                                      1008d3a9-851d-4164-b94f-72652b384548.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\1008d3a9-851d-4164-b94f-72652b384548.tmp
                                      • Size 2B
                                      • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                      • MD5 SHA1 SHA512

                                      0697da3a-0f50-4319-81b7-2a78a1d40214.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\0697da3a-0f50-4319-81b7-2a78a1d40214.tmp
                                      • Size 2B
                                      • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                      • MD5 SHA1 SHA512

                                      6b1a2e33-cde9-436b-9b7d-9484ee84743d.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\6b1a2e33-cde9-436b-9b7d-9484ee84743d.tmp
                                      • Size 40B
                                      • SHA256 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
                                      • MD5 SHA1 SHA512

                                      f6afa322-aea8-4f79-b8cd-67b5a1729915.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\f6afa322-aea8-4f79-b8cd-67b5a1729915.tmp
                                      • Size 1KB
                                      • SHA256 0172e092604744c7d3ecaf954e3acea9a9bafb18d1f55a3b0ecc30509a5b3c87
                                      • MD5 SHA1 SHA512 TLSH

                                      CURRENT

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync App Settings\ghbmnnjooekpmoecnnnilnnbdlolhkhi\CURRENT
                                      • Size 16B
                                      • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                      • MD5 SHA1 SHA512

                                      sync_diagnostic.log

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                      • Size 23KB
                                      • SHA256 2fa33b504d6ae7b1139802f95bbfaa198d0b09b8111ac3bdb9d9603a5b363e2d
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      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

                                      b083f083-1747-41cf-b80f-83c0751200cc.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\b083f083-1747-41cf-b80f-83c0751200cc.tmp
                                      • Size 11KB
                                      • SHA256 df52f5b4f1febccf6158a160ba38f76e02dcbcb5bcfc6c84a621acce00526841
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      f1996328-0601-4705-be42-15470df28820.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\f1996328-0601-4705-be42-15470df28820.tmp
                                      • Size 11KB
                                      • SHA256 0046434d4872b01ed1f40867adb62bcb30163cff23c0389753b9dc039ef9f488
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      abf76769-7fb0-421f-b05e-c869f96fafd1.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\abf76769-7fb0-421f-b05e-c869f96fafd1.tmp
                                      • Size 26KB
                                      • SHA256 89c8e48d2910475d22a9f5699891ccce424b6382fefbb50c481326ac00ef7818
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      cbacc1a7-3e28-4ee8-97a9-74fb53fecb5f.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\cbacc1a7-3e28-4ee8-97a9-74fb53fecb5f.tmp
                                      • Size 25KB
                                      • SHA256 9b0b5de7c04ababcf46eb1abafef171c965f98fd5fa284f08b1bab2a64026ec3
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      ea3aeceb-222d-4eb4-960e-ca6386d12deb.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\ea3aeceb-222d-4eb4-960e-ca6386d12deb.tmp
                                      • Size 26KB
                                      • SHA256 f837bfe5168dbecf388092f5b4469e3379bcd3eca67302e84bda23935dad2513
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      ff521337-02c6-4931-9ec6-dc2040609785.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\ff521337-02c6-4931-9ec6-dc2040609785.tmp
                                      • Size 26KB
                                      • SHA256 870694be5318cc12fe77bd21f4ba78a955636974cafa965237399f10871022e1
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                      • Size 2KB
                                      • SHA256 3f97a91241d2069780bf22afcbbbe6d2c39c799af05ab4b8439953fae05f067f
                                      • MD5 SHA1 SHA512 TLSH

                                      memory/4684-205-0x0000023780000000-0x0000023781000000-memory.dmp