Analysis

  • max time kernel
    149s
  • max time network
    140s
  • 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, 05:03

General

  • Target
    grasslorebook.html
  • Size 9KB
  • Sample260804-fp7f8awtdv
  • SHA256 d2896ac1149c5dffdf3d9f67822c762d3d7e3e7bd7f38cf289952d73caddebb7
  • 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\grasslorebook.html
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3052
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x128,0x12c,0x130,0x104,0x134,0x7ffb3fc4c728,0x7ffb3fc4c734,0x7ffb3fc4c740
      2⤵
        PID:2336
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=1620,i,14793239071757937555,5821195232739166303,262144 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=1908 /prefetch:2
        2⤵
          PID:748
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=1480,i,6960629300331172894,5590583756895842311,524288 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=2180 /prefetch:11
          2⤵
          • System Time Discovery
          PID:3280
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=2328,i,15763335484819503527,17235446084014055478,524288 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=2736 /prefetch:13
          2⤵
            PID:6016
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --metrics-shmem-handle=3188,i,14710025601369117924,9477097029827687677,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=3232 /prefetch:1
            2⤵
              PID:3552
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --metrics-shmem-handle=3192,i,8662580435619053731,12693388180585073557,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=3260 /prefetch:1
              2⤵
                PID:2096
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --metrics-shmem-handle=4992,i,2870327680098631356,13611644274143352341,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5008 /prefetch:1
                2⤵
                  PID:3676
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=3244,i,582072601349116080,11324110175699952899,524288 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5552 /prefetch:14
                  2⤵
                    PID:4720
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --metrics-shmem-handle=3376,i,11216152024159095951,390266803873836780,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5612 /prefetch:1
                    2⤵
                      PID:4784
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --metrics-shmem-handle=5632,i,2896191291881326428,5066323405499578620,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=3368 /prefetch:1
                      2⤵
                        PID:3852
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --metrics-shmem-handle=4796,i,9544567638880654772,3481271379973712510,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5632 /prefetch:1
                        2⤵
                          PID:6024
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --metrics-shmem-handle=5868,i,8441339203280475519,9555535500976132794,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5644 /prefetch:1
                          2⤵
                            PID:1492
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --metrics-shmem-handle=5776,i,13906941720024484066,8990289104165405013,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5220 /prefetch:1
                            2⤵
                              PID:2268
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --metrics-shmem-handle=5852,i,1369631801519349367,14643674706141015986,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5632 /prefetch:1
                              2⤵
                                PID:5436
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --metrics-shmem-handle=5772,i,18078501748766352320,7309582559018354867,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5592 /prefetch:1
                                2⤵
                                  PID:3520
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --metrics-shmem-handle=4796,i,8767068139458059052,4967723524319537223,2097152 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5864 /prefetch:1
                                  2⤵
                                    PID:2264
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.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 --metrics-shmem-handle=5576,i,9418681173770205186,11372303461945543538,524288 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=4768 /prefetch:14
                                    2⤵
                                      PID:5312
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.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 --metrics-shmem-handle=5572,i,12972349288824548685,10127641734986170312,524288 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5868 /prefetch:14
                                      2⤵
                                        PID:5320
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.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 --metrics-shmem-handle=4756,i,6780314191479729389,3948389387671929993,524288 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=5100 /prefetch:14
                                        2⤵
                                          PID:5352
                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                          "C:\Program Files\Google\Chrome\Application\chrome.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== --metrics-shmem-handle=788,i,14397143472982063802,15396927699333644484,262144 --field-trial-handle=1912,i,6860787606708583415,4077741372531379184,262144 --variations-seed-version --mojo-platform-channel-handle=1128 /prefetch:10
                                          2⤵
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:3400
                                      • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                                        "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                                        1⤵
                                          PID:5016
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                          1⤵
                                            PID:4244
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
                                            1⤵
                                            • Modifies data under HKEY_USERS
                                            PID:4532

                                          Network

                                                MITRE ATT&CK Enterprise v16

                                                Replay Monitor

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                                                Downloads

                                                BookmarkMergedSurfaceOrdering

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

                                                CURRENT

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\CURRENT
                                                • Size 16B
                                                • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                                • MD5 SHA1 SHA512

                                                Network Persistent State

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                                • Size 2KB
                                                • SHA256 fd90291cfb06c1a122a94affe6c3515092e32fcd878bdffb731f4e0a9cd46398
                                                • MD5 SHA1 SHA512 TLSH

                                                SCT Auditing Pending Reports

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                                                • Size 2B
                                                • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                                • MD5 SHA1 SHA512

                                                Preferences

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                                • Size 12KB
                                                • SHA256 617be6d1ac57ec2038a203aab813ead2288d68302307000fe3b1f8c759e58a6b
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Preferences

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                                • Size 11KB
                                                • SHA256 0b6c0724eb79021b8153eb9a795e96b74d42cebd0df9908639c735839c62adee
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Secure Preferences

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                                • Size 11KB
                                                • SHA256 93785f5a55dd4064becb4f1cff2db93ee5c453069390cd1f175b14efbc7c3712
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                                • Size 5KB
                                                • SHA256 9705dbc58aa12262cc47311e4ab376a383ad9c414201740d04e22b17e787f7a3
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                                • Size 5KB
                                                • SHA256 7c195acf317ee2b5d5b23b0deb3c09ad76c537fc56ee1adb97c6dff4dd4f3506
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                                • Size 4KB
                                                • SHA256 489544e84dd6ced07e73afe7a223928fccdb6e781f8b2aff45706f91947a1fb2
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                                • Size 5KB
                                                • SHA256 0aaa2b7e769817d04d8ba542090d585a9acd30f8f9f12bd8a4afe8e07aba70a4
                                                • MD5 SHA1 SHA512 SSDEEP TLSH