Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    08/05/2026, 15:03

General

  • Target
    EcMenu_v1.6/Read_me.html
  • Size 10KB
  • Sample260508-sfbdmsdy9p
  • SHA256 5f3584bf162a79cd588cc8c86ad17bcd0e8b117e238af23780f2f58c13d42dcd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 64 IoCs
  • 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\EcMenu_v1.6\Read_me.html
    1⤵
    • Drops file in Windows directory
    • 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:5720
    • 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=0x23c,0x240,0x244,0x238,0x2c0,0x7ffad996c188,0x7ffad996c194,0x7ffad996c1a0
      2⤵
        PID:2580
      • 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=1548,i,75663082107745289,15930480322916334039,262144 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=2124 /prefetch:2
        2⤵
          PID:5492
        • 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=1784,i,12911158645394512640,15740002076378937660,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=2996 /prefetch:11
          2⤵
          • System Time Discovery
          PID:3932
        • 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=2316,i,2441303735917987227,3722557221993168696,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=3128 /prefetch:13
          2⤵
            PID:5692
          • 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=3452,i,17432113387619253754,12759342835341986487,2097152 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=3492 /prefetch:1
            2⤵
              PID:1648
            • 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=3472,i,1872918017901173009,17210140686282743316,2097152 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=3500 /prefetch:1
              2⤵
                PID:2952
              • 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=4836,i,7764346030997090637,12262448199530970482,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=4220 /prefetch:14
                2⤵
                  PID:5184
                • 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=4832,i,4217567274166864734,17159419156252821793,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=4956 /prefetch:14
                  2⤵
                    PID:1052
                  • 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=5648,i,11490486705640877568,8409114936772572895,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=5668 /prefetch:14
                    2⤵
                      PID:4504
                    • 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=5648,i,11490486705640877568,8409114936772572895,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=5668 /prefetch:14
                      2⤵
                        PID:3348
                      • 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.ProfileImport --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5724,i,5331880654988074351,9358172895955926563,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=5848 /prefetch:14
                        2⤵
                        • Suspicious use of WriteProcessMemory
                        PID:2252
                        • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe
                          cookie_exporter.exe --cookie-json=1132
                          3⤵
                            PID:5868
                        • 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=6264,i,7715149926253314383,7410841707199099020,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=6256 /prefetch:14
                          2⤵
                            PID:5388
                          • 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=6268,i,7109437698302365212,1160074476760652552,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=5888 /prefetch:14
                            2⤵
                              PID:2892
                            • 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=6276,i,15252408436412194267,16735829617487897948,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=6216 /prefetch:14
                              2⤵
                                PID:6088
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6320,i,10519524850080159770,3087953603669488752,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=6096 /prefetch:14
                                2⤵
                                  PID:5816
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=PooledProcess2 --lang=en-US --service-sandbox-type=utility --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6320,i,11519605341188169446,175481646563546057,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=6280 /prefetch:14
                                  2⤵
                                    PID:4792
                                  • 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=5016,i,6089190599552733475,5454609282794238113,524288 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=5288 /prefetch:14
                                    2⤵
                                      PID:5544
                                    • 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=10.0.22000.1 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=5296,i,11468279904643666017,17625571599154669469,262144 --field-trial-handle=2136,i,10627223008924128636,16733567727508637192,262144 --variations-seed-version --mojo-platform-channel-handle=5908 /prefetch:10
                                      2⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:2308
                                  • 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:3444
                                    • 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:4248

                                      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 9cf5acc3a4797f1d8e969ab1970c2330530e33f7dac25d2b42a810961a67ea68
                                            • MD5 SHA1 SHA512 TLSH

                                            settings.dat

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            • Size 280B
                                            • SHA256 ea750b8ccfa8d7c7a393cdf6c9c8a3be0f2f086fb814bb44905a02c83d9af71f
                                            • MD5 SHA1 SHA512 TLSH

                                            BrowsingTopicsState

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\BrowsingTopicsState
                                            • Size 414B
                                            • SHA256 c7e71d9b07f5c746f86914aafda0992d31f6fa63f66e5cdb55418bc326f0f547
                                            • 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

                                            HubApps

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\HubApps
                                            • Size 106KB
                                            • SHA256 eb2fd7422436fff93f6be09df3294b26cdb7afd18e6aa94dcdc0f208db78b2ed
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Network Persistent State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
                                            • Size 2KB
                                            • SHA256 fe13fd77be9113326fcccbef3e924bb9070aa7352cb3624f5e9a303cdb27e11f
                                            • 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 16KB
                                            • SHA256 c6486c7df2cba4de063c03fe975c1f103a533c1be18cc638f1eedf06cf3e7e8e
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                            • Size 15KB
                                            • SHA256 7d06ce64f38d12169130af25ac5cac15e7b3e6fc099ad94cd649431028870e63
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Secure Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                            • Size 36KB
                                            • SHA256 505eacdc29886eff3ded51407a62a78a67523e261d5566e341eeab5ae9dae61f
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            sync_diagnostic.log

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                            • Size 23KB
                                            • SHA256 1aa5a91c7b2d8dfec0e234d1be4053cfee7be79a65869d24ba3ce114727f2ca5
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            CURRENT

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

                                            MANIFEST-000001

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Extension Settings\dcaajljecejllikfgbhjdgeognacjkkp\MANIFEST-000001
                                            • Size 41B
                                            • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                                            • MD5 SHA1 SHA512

                                            b4876d26-548e-4a42-9958-cb46818ff4d6.tmp

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\b4876d26-548e-4a42-9958-cb46818ff4d6.tmp
                                            • Size 6B
                                            • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                            • MD5 SHA1 SHA512

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 27KB
                                            • SHA256 4b3a95ad0872e510614c9c0dc438b4837dea8de766b851bf1b82772d6a90e54b
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 27KB
                                            • SHA256 5d5787dcb89977e00000ee704899619b776beb622eb9dfdeb9cb098db19047f2
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 27KB
                                            • SHA256 42dc02b69a1e4b0e36bdcc7bcf844b009d6c9c614c2137ef848c1cb681f6a338
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 27KB
                                            • SHA256 c1058a3a46b74001f3daadb650e55714282e5ef2a50163b37aa7b5ca7d9614bc
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 27KB
                                            • SHA256 c32e169ddeb4ceb9b6256f82f619579fe653048b16e084054b88a9783cdaefdb
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            ece4d6a5-d38f-460a-9eab-dc20816c42da.tmp

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\ece4d6a5-d38f-460a-9eab-dc20816c42da.tmp
                                            • Size 26KB
                                            • SHA256 0d24981dceaa92619168fd73a17a97366ac7c327ce5c770bd582d761e8fa121d
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            3256621f3c706ccdf5802b36fb5c35251d354aed0d31ac9fc8eb7d7239312e55

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\3256621f3c706ccdf5802b36fb5c35251d354aed0d31ac9fc8eb7d7239312e55
                                            • Size 147KB
                                            • SHA256 3256621f3c706ccdf5802b36fb5c35251d354aed0d31ac9fc8eb7d7239312e55
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            metadata.json

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\metadata.json
                                            • Size 132B
                                            • SHA256 54f761e00d363bd15db7bae3cc55144c80148a5fa1db7c3c2049e0e406a9142c
                                            • MD5 SHA1 SHA512 TLSH