Analysis

  • max time kernel
    148s
  • max time network
    157s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 07:46

General

  • Target
    http://gyva.be
  • Sample260804-jlyaxsfe52
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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 33 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://gyva.be
    1⤵
    • 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:4680
    • 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=0x260,0x264,0x268,0x25c,0x328,0x7ffb5309c188,0x7ffb5309c194,0x7ffb5309c1a0
      2⤵
        PID:1240
      • 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=1536,i,12205558634758456461,6113949482009632931,262144 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=2584 /prefetch:2
        2⤵
          PID:1184
        • 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=1720,i,11219272178678140181,18011940737571313663,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=2628 /prefetch:11
          2⤵
          • System Time Discovery
          PID:2964
        • 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=2152,i,12727572260395511667,1587532403735124809,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=3184 /prefetch:13
          2⤵
            PID:4016
          • 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=3584,i,13259382818369672426,7530144199445371058,2097152 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=3640 /prefetch:1
            2⤵
              PID:5116
            • 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=3588,i,14647660206438720810,5147261955709671262,2097152 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=3656 /prefetch:1
              2⤵
                PID:2956
              • 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=4312,i,2443358876070814513,15477006324809154909,2097152 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=4852 /prefetch:1
                2⤵
                  PID:2408
                • 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=4332,i,16725150458985930086,10838909330764833679,2097152 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=4904 /prefetch:9
                  2⤵
                    PID:1936
                  • 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 --disable-gpu-compositing --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=9 --always-read-main-dll --metrics-shmem-handle=5324,i,13606009634842036983,8499348889985713431,2097152 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=5348 /prefetch:1
                    2⤵
                      PID:3260
                    • 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=3852,i,15392595617329158446,13614736107502579901,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=5104 /prefetch:14
                      2⤵
                        PID:1664
                      • 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=3824,i,7837345364046499658,10126808056304667839,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=5244 /prefetch:14
                        2⤵
                          PID:3052
                        • 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=6132,i,16183882187496555464,17300204602295359910,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=6160 /prefetch:14
                          2⤵
                            PID:5816
                          • 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=6132,i,16183882187496555464,17300204602295359910,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=6160 /prefetch:14
                            2⤵
                              PID:4880
                            • 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=5124,i,14265167388665555894,17197247196289292211,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=5188 /prefetch:14
                              2⤵
                                PID:1200
                              • 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=5200,i,3937834824433371337,871243892056673565,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=4308 /prefetch:14
                                2⤵
                                  PID:688
                                • 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=5204,i,17017310291699821459,9433776388822265478,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=5252 /prefetch:14
                                  2⤵
                                    PID:4140
                                  • 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=3836,i,8133581043341692546,11313714307507924231,524288 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=2016 /prefetch:14
                                    2⤵
                                      PID:2096
                                    • 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=10.0.26100.1301 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=6388,i,11554644228264626314,11628913552140085350,262144 --field-trial-handle=2588,i,17342387231915418594,15277445432656241862,262144 --variations-seed-version --mojo-platform-channel-handle=6488 /prefetch:10
                                      2⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:948
                                  • 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:3172
                                    • 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:4032

                                      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 e413e02b9e80ee8d76d52c1043fc32251e2d7634d4b2fbd970df9ace9d91831a
                                            • MD5 SHA1 SHA512 TLSH

                                            settings.dat

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            • Size 280B
                                            • SHA256 8aaa68aad07ba45abe53bd513aa5f7e7b21bd1b29db6e1d5c1e0a79a5f4eb890
                                            • MD5 SHA1 SHA512 TLSH

                                            the-real-index

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                                            • Size 3KB
                                            • SHA256 63b5575a32ebe1fde4951e9edf3592f9edef5aef12b568d78fb1e6f037093e86
                                            • MD5 SHA1 SHA512 TLSH

                                            the-real-index~RFe5a18e8.TMP

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index~RFe5a18e8.TMP
                                            • Size 2KB
                                            • SHA256 c01285fd3b046093f84f648e7ceb7b6e4034a4a17e0b6367bcd517ad3e51fd77
                                            • 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

                                            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

                                            Network Persistent State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
                                            • Size 3KB
                                            • SHA256 2963f782825fb9153ac7e898880c027c9277e008641db2d1c31087faff843054
                                            • 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 11KB
                                            • SHA256 626d99850358faf52e7e3d48710f4afdc2239e39160c7258304f774cf524ee48
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                            • Size 11KB
                                            • SHA256 ae95e5a6dd4b0d113e1cb34ffcebe4759278e78042cd8be513184d44ecc2404e
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                            • Size 11KB
                                            • SHA256 8188fa671e2f00d94b0d98d3f1730817e28d752463830a0c21c4c904be3b675b
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Secure Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                            • Size 23KB
                                            • SHA256 db6f37f2a2340e215a8009ab1640931b738fb1bd08e190eeb2f19d1a5b9b1ad0
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            CURRENT

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

                                            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

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 35KB
                                            • SHA256 656f1551cc6360f608cc8125f5cb8b42ce07c28b0ed3628a6613bb547b18e2c7
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 35KB
                                            • SHA256 314c0a226d3a3de6b0c421c9018a00cf7479bd3cec292d583a63bdfd42a67828
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 40KB
                                            • SHA256 410c2d9e387a097f70d9f8eb63615f53bc27c2ae83c5bda6f8bdbe07d343fdc5
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 38KB
                                            • SHA256 e5ee50e9354eb3fb998f331c327186ac6eda19b312ef6a13e32a195235c5633d
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            metadata.json

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\metadata.json
                                            • Size 13B
                                            • SHA256 2771d13c637c267132afff9db67537bef95708534b79ae8d954254c4e64e4e0f
                                            • MD5 SHA1 SHA512