Analysis

  • max time kernel
    149s
  • max time network
    144s
  • 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, 08:59

General

  • Target
    attachment20261002-278819-kzfwws.htm
  • Size 34KB
  • Sample261002-kxtbsaee28
  • SHA256 c2d81496aa9aede610168814a238002ce7de294b0fe73040d224b8184e622e1d
  • MD5 SHA1 SHA512 SSDEEP 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\attachment20261002-278819-kzfwws.htm
    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:1868
    • 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,0x240,0x234,0x2f0,0x7ffcb164c188,0x7ffcb164c194,0x7ffcb164c1a0
      2⤵
        PID:1124
      • 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=1776,i,7541777918813093750,1703937273143646468,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=2444 /prefetch:3
        2⤵
        • System Time Discovery
        PID:3908
      • 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=1648,i,5600560128696906374,2444549111418424501,262144 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=2400 /prefetch:2
        2⤵
          PID:4028
        • 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=2284,i,9551511927924316586,4152519625527934557,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=2452 /prefetch:8
          2⤵
            PID:6060
          • 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=3456,i,13265247325657934248,14737071143531363091,2097152 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=3512 /prefetch:1
            2⤵
              PID:3432
            • 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=3460,i,7967399664081777265,8482953811818103418,2097152 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=3516 /prefetch:1
              2⤵
                PID:5084
              • 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=5008,i,14882888063157141476,8958957781362361476,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=5028 /prefetch:8
                2⤵
                  PID:4592
                • 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=5012,i,10047617821062041716,18374109889610218231,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=5064 /prefetch:8
                  2⤵
                    PID:720
                  • 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=5756,i,12848693605138512036,15095934483306829086,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=5776 /prefetch:8
                    2⤵
                      PID:4972
                    • 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=5756,i,12848693605138512036,15095934483306829086,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=5776 /prefetch:8
                      2⤵
                        PID:5124
                      • 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=5836,i,14292667809335804022,2601737006481289155,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=6052 /prefetch:8
                        2⤵
                          PID:5748
                        • 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=6040,i,16032894819029845298,15167437165226370344,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=6100 /prefetch:8
                          2⤵
                            PID:6000
                          • 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=5844,i,15246988074634799861,13085562193398823073,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=6136 /prefetch:8
                            2⤵
                              PID:5648
                            • 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=6200,i,5747786177426469639,15338308848880679270,524288 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=6204 /prefetch:8
                              2⤵
                                PID:5080
                              • 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=5288,i,12589275413344788055,2039674665946563125,262144 --field-trial-handle=2404,i,1955712403400437854,3354868067480690369,262144 --variations-seed-version --mojo-platform-channel-handle=6008 /prefetch:8
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:3920
                            • 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:5720
                              • 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:3788

                                Network

                                      MITRE ATT&CK Enterprise v16

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      343e08ff-5b0e-4b70-aedb-2fe580300632.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\343e08ff-5b0e-4b70-aedb-2fe580300632.tmp
                                      • Size 26KB
                                      • SHA256 e441762577a7d5e62f7ebce3834686688a48f35cede5ee3c44f5b216d0b9c00c
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      72f7b4a9-4f3f-48bd-84d1-e71e4bdb39a8.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\72f7b4a9-4f3f-48bd-84d1-e71e4bdb39a8.tmp
                                      • Size 26KB
                                      • SHA256 5efe154946ab2ec656c35f1371c63ea9dbeee1b6805af8b39471010293e14088
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      settings.dat

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                      • Size 280B
                                      • SHA256 db759c3c3934bf56069e934969b7b09f586fed452182c151bd01633b9b27bf87
                                      • MD5 SHA1 SHA512 TLSH

                                      settings.dat

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                      • Size 280B
                                      • SHA256 b7c7b629cf980554ba201945f9dbcd1c64e77cc796fc6d8aedbe4749bf0d2698
                                      • MD5 SHA1 SHA512 TLSH

                                      425b6ede-3b61-4ed5-acff-60297339b379.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\425b6ede-3b61-4ed5-acff-60297339b379.tmp
                                      • Size 27KB
                                      • SHA256 f230a4ab4e764530740da76557d07216341c8768c7e1efb0b2e77ac27dc0b62c
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      664eabd6-1263-4f1f-b7ea-6f0fae3012af.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\664eabd6-1263-4f1f-b7ea-6f0fae3012af.tmp
                                      • Size 649B
                                      • SHA256 3f51d9178fe0636c1a9b727622cf72aa064b5c9455ee648829513196217d7d17
                                      • MD5 SHA1 SHA512 TLSH

                                      7e47e003-6193-4e36-b794-ae9edc306a4a.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\7e47e003-6193-4e36-b794-ae9edc306a4a.tmp
                                      • Size 11KB
                                      • SHA256 d624fb83a8523a3c2730af96795bf3dfc05e9301a055ffcd8e0f9c25d8c783bf
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      9c22ce83-2a82-4248-8fa9-5165063380b5.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\9c22ce83-2a82-4248-8fa9-5165063380b5.tmp
                                      • Size 11KB
                                      • SHA256 53708f9079ca15cd94d19edd73afa046babe47201a6c031e063ff35997a35fc4
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      a9bc8832-f12c-4187-a1f5-9ece7b1ba2c4.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\a9bc8832-f12c-4187-a1f5-9ece7b1ba2c4.tmp
                                      • Size 2B
                                      • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                      • MD5 SHA1 SHA512

                                      1e566c7a-68ba-490c-984b-a478fc702cc8.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\1e566c7a-68ba-490c-984b-a478fc702cc8.tmp
                                      • Size 2B
                                      • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                      • MD5 SHA1 SHA512

                                      e74f984d-4098-4bba-89e6-4617dd99d639.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\e74f984d-4098-4bba-89e6-4617dd99d639.tmp
                                      • Size 40B
                                      • SHA256 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
                                      • MD5 SHA1 SHA512

                                      f5789b9c-a8f7-4bcb-aef7-6a08b93a4632.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\f5789b9c-a8f7-4bcb-aef7-6a08b93a4632.tmp
                                      • Size 1KB
                                      • SHA256 ae6008a2ef094d90174566a0b631040ec77f3ca846bb751cc083a493eb59797b
                                      • 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 08f265d8dd6ea1369beb7cad9de1a6855d63128923c0047b3f95db2a3890e10b
                                      • 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

                                      b1d80af6-09a6-465a-9bdf-cd88d36f49ba.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\b1d80af6-09a6-465a-9bdf-cd88d36f49ba.tmp
                                      • Size 6B
                                      • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                      • MD5 SHA1 SHA512

                                      bfffbadd-c3df-493f-be1b-0d241966d364.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\bfffbadd-c3df-493f-be1b-0d241966d364.tmp
                                      • Size 11KB
                                      • SHA256 af248abb623a721678f69cf8f6e91d1ff09df15227f83d249cc8b9ab0b32afce
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      a89378a2-59e8-4fab-9243-265c148c1fea.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\a89378a2-59e8-4fab-9243-265c148c1fea.tmp
                                      • Size 25KB
                                      • SHA256 5064586dd2213c241a08eead50740c1118412980f861d1ea960a5cb7f7d4cf87
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      e736fbfb-1c77-47f8-babe-d28386f85301.tmp

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\e736fbfb-1c77-47f8-babe-d28386f85301.tmp
                                      • Size 27KB
                                      • SHA256 92902c1310ff19b9b1b7527969246941556011ea840153deaf82f0695ada1ec4
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                      • Size 2KB
                                      • SHA256 d32581f8199bad09f8213d19c93ade2f4ead91b8b2bcbbf42185e757bc2612f8
                                      • MD5 SHA1 SHA512 TLSH

                                      memory/5124-202-0x00000194431B0000-0x00000194441B0000-memory.dmp