Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 12:18

General

  • Target
    rsignn.html
  • Size 16KB
  • Sample260808-pgp2msdd74
  • SHA256 62f8a26f7610070f64051d5d09118f3d616b7c2e0ab87ac007f151db6f5478ad
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10

Malware Config

Signatures

  • Looks up external IP address via web service 1 TTPs 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 3 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 16 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\rsignn.html
    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:4444
    • 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=0x268,0x26c,0x270,0x264,0x2cc,0x7ffec055c188,0x7ffec055c194,0x7ffec055c1a0
      2⤵
        PID:4364
      • 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=1828,i,6245515993065797103,11097192291952609712,262144 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=3132 /prefetch:2
        2⤵
          PID:6040
        • 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=1944,i,4711049939298523662,6880287987152469652,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=3204 /prefetch:11
          2⤵
          • System Time Discovery
          PID:4176
        • 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=2456,i,6302139408950957049,11083545292845580306,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=3400 /prefetch:13
          2⤵
            PID:5844
          • 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=3328,i,1833561884975163508,8276350791613199377,2097152 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=3188 /prefetch:1
            2⤵
              PID:1576
            • 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=3324,i,10875254836004660042,7648188379125719929,2097152 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=3512 /prefetch:1
              2⤵
                PID:3308
              • 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=5296,i,7730601592461365073,1220541532333193132,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=5336 /prefetch:14
                2⤵
                  PID:1704
                • 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=5308,i,2940710986695073695,577071401126677583,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=5344 /prefetch:14
                  2⤵
                    PID:4604
                  • 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=6064,i,7461616196808820522,2941410388871441074,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=6080 /prefetch:14
                    2⤵
                      PID:4172
                    • 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=6064,i,7461616196808820522,2941410388871441074,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=6080 /prefetch:14
                      2⤵
                        PID:5512
                      • 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=1248,i,1017143954625928568,1089571199601914564,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=1376 /prefetch:14
                        2⤵
                          PID:5320
                        • 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=1252,i,10223575722793964862,3707806242477471130,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=1392 /prefetch:14
                          2⤵
                            PID:5324
                          • 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=1256,i,15380673913504618588,14037445372514037670,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=1348 /prefetch:14
                            2⤵
                              PID:5432
                            • 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=6436,i,13085620864923158773,1717889729883433778,524288 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=5600 /prefetch:14
                              2⤵
                                PID:3460
                              • 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=816,i,9576407273562365240,15925735337997129209,262144 --field-trial-handle=3136,i,732391636001756959,8442269783009257374,262144 --variations-seed-version --mojo-platform-channel-handle=6280 /prefetch:10
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:5572
                            • 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:832
                              • 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:4736

                                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 ba1406dd0117e6bb02a18e1f0ca40a20fdf33f68d611dcf6b59a242ae289374a
                                      • MD5 SHA1 SHA512 TLSH

                                      settings.dat

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                      • Size 280B
                                      • SHA256 e9e31f5fb014f6a7439a4e224bdae6d3d8b22db7c287d9c004b0184cc18e6bf8
                                      • MD5 SHA1 SHA512 TLSH

                                      BookmarkMergedSurfaceOrdering

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\BookmarkMergedSurfaceOrdering
                                      • Size 6B
                                      • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                      • MD5 SHA1 SHA512

                                      BrowsingTopicsState

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\BrowsingTopicsState
                                      • Size 414B
                                      • SHA256 91cde6d602ab4cc5eda081865433752f8f1bc9adbf01eeea232b4d83ff7d41c8
                                      • 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

                                      Network Persistent State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
                                      • Size 4KB
                                      • SHA256 0ae5c2d181e5aac6ab091abf37ca5bbad88d5490d735f7ee18cfa88cc3bedae0
                                      • MD5 SHA1 SHA512 SSDEEP 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 14KB
                                      • SHA256 0a6125086edb7dc2a70eeee54b5ce458f3bcd077262e647d9f4e47f0e9941192
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Preferences

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                      • Size 15KB
                                      • SHA256 85da8ba75008e2fde8a034df91fc58eb2abcd2e6891d5c0263f0cabf6960a02c
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Preferences

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                      • Size 15KB
                                      • SHA256 f8585dc2978a30f4946378a37fe8143a80e5e06983c68aa4cb52545e6898a226
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Secure Preferences

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                      • Size 27KB
                                      • SHA256 a4d4b6d728dfc7c536d3d6bcb19fad00638687f76418bbc84d9bf210e4905258
                                      • 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 91a8908373b290e34ede08d16c1b2ee0f3d974bf12273b2a7375627871c76c31
                                      • 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 27KB
                                      • SHA256 606038768ace3723c3fc82ee306a387cc4a4ac39bddf65ea27130a789bea6cac
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 24KB
                                      • SHA256 9fd38c5daaf1fc03ec80f3952e48c96084ea30dea6ef934a91167a60097ff1c7
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 27KB
                                      • SHA256 2d4445825535ecb1c2ba31cc8d656c4d5af9668e719132051d42a2d0e505c93d
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 27KB
                                      • SHA256 13b6928239cad437b828b835f82d17c899d0d5408dbbf293ae11622fd1b2eff1
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                      • Size 26KB
                                      • SHA256 15a6ccc319d3489420308b02723843220cbb22f74f9b8a27f5219b74b57c9c65
                                      • MD5 SHA1 SHA512 SSDEEP TLSH