Analysis

  • max time kernel
    600s
  • max time network
    596s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-es
  • resource tags

    arch:x64arch:x86image:win11-20260130-eslocale:es-esos:windows11-21h2-x64systemwindows
  • submitted
    20/04/2026, 07:50

General

  • Target
    UI/resources/app/out/vs/workbench/browser/parts/editor/media/letterpress-hcDark.svg
  • Size 2KB
  • Sample260420-jph1eact2k
  • SHA256 c26bdd09e6c461fff0b553777c4515bdda9befd69cff7b1530b102dbdd85a48c
  • MD5 SHA1 SHA512 TLSH
Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 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 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 19 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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\UI\resources\app\out\vs\workbench\browser\parts\editor\media\letterpress-hcDark.svg
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5076
    • 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=0xfc,0x100,0x104,0xd8,0x108,0x7fffd413c728,0x7fffd413c734,0x7fffd413c740
      2⤵
        PID:4668
      • 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=es --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=1456,i,7187356019529501409,11971590116467141585,524288 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=2116 /prefetch:11
        2⤵
        • System Time Discovery
        PID:4584
      • 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=1592,i,7610105854564698717,14623948163081263788,262144 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=2000 /prefetch:2
        2⤵
          PID:4812
        • 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=es --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=2360,i,3720444907706053370,18176970426452494805,524288 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=2352 /prefetch:13
          2⤵
            PID:2876
          • 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=es --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --metrics-shmem-handle=3060,i,6459163019696648353,6417367078667366992,2097152 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=3084 /prefetch:1
            2⤵
              PID:3688
            • 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=es --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --metrics-shmem-handle=3040,i,433527855796674393,3658774076161296803,2097152 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=3056 /prefetch:1
              2⤵
                PID:2636
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=es --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --metrics-shmem-handle=4184,i,10812265047529749401,18006046392824673297,2097152 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=4180 /prefetch:9
                2⤵
                  PID:2160
                • 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=es --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=5232,i,8100253082120139084,4588139285097198539,524288 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5060 /prefetch:14
                  2⤵
                    PID:596
                  • 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=es --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5568,i,14509108932469316624,2027616122541282406,524288 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5456 /prefetch:14
                    2⤵
                      PID:1320
                    • 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=es --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5076,i,11488347394610569996,7978257690107991304,524288 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5416 /prefetch:14
                      2⤵
                        PID:1540
                      • 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=es --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5620,i,15933636665890704400,11142730235208984713,524288 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5516 /prefetch:14
                        2⤵
                          PID:1456
                        • 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=10.0.22000.1 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=5428,i,13480952648470699754,13270042239531960278,262144 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5448 /prefetch:10
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1352
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=on_device_model.mojom.OnDeviceModelService --lang=es --service-sandbox-type=on_device_model_execution --force-high-res-timeticks=disabled --metrics-shmem-handle=4512,i,14820895306954882385,16668355496835740750,524288 --field-trial-handle=2004,i,7265326286268173027,2785883129057482039,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5452 /prefetch:14
                          2⤵
                            PID:4300
                        • 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:4792
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                            1⤵
                              PID:4996

                            Network

                                  MITRE ATT&CK Enterprise v16

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  BookmarkMergedSurfaceOrdering

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

                                  BrowsingTopicsState

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState
                                  • Size 414B
                                  • SHA256 21ad4f0508040fb9029aeea2efd4cf91bb5c2ebaa700eb2bc06a0e5f897f64d3
                                  • MD5 SHA1 SHA512 TLSH

                                  Network Persistent State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                  • Size 1KB
                                  • SHA256 0344255510f2aebb00b3f937ca1ca9084deb96aade9a9f95126484d2e7de21cb
                                  • MD5 SHA1 SHA512 TLSH

                                  Network Persistent State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                  • Size 2KB
                                  • SHA256 1f8f8417c61ab7f1ccebdb57da2e4cd7fb63f7b42e525338fa56b2e230715575
                                  • 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 d47fad4e0a1820de251561c857e5681abcb5e1473ab62702b071d6154546e47a
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Preferences

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                  • Size 13KB
                                  • SHA256 856741d3ac5d7c45fd0da57d5076b1a3d350388b239c10fc074b63543aef8c2b
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Secure Preferences

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                  • Size 17KB
                                  • SHA256 a337f4a1befd38bf51951276a8a582ad1cad0f1c7152dafd2d792f29e2f074d6
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  the-real-index

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index
                                  • Size 120B
                                  • SHA256 d773addd2d8834224a8fb54697b6c588a039eed6d7f3218501200e0ae23a1f96
                                  • MD5 SHA1 SHA512 TLSH

                                  the-real-index~RFe586a7d.TMP

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe586a7d.TMP
                                  • Size 96B
                                  • SHA256 a1d1635b794f4b0da054bffe1fda6269ee26d54381d06778a5402f7638923b97
                                  • MD5 SHA1 SHA512 TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 91KB
                                  • SHA256 9ed6d1dc3a41d7226ae4062877cb5e07bcc4c000aa1d837bc2d5954bcb67ad8b
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 91KB
                                  • SHA256 430e109dd2dff56b24919936f3d06a3a67f33cb3c6aa5ab7e7236fa98e5a0e7d
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 91KB
                                  • SHA256 bc0d8ad96668a6f489b4a5741ef62f723031afb7fad8853bc0a37c8757caa10d
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 90KB
                                  • SHA256 92951b57e3142c9b75b554676491cc6263bf33e9fb91e13e8bbb09e5809bf352
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  c8d5cf99-2bdd-41b5-b2e2-182ff144b9c7.tmp

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\c8d5cf99-2bdd-41b5-b2e2-182ff144b9c7.tmp
                                  • Size 91KB
                                  • SHA256 39b449f37a7593d5065b687a86d814090078a6afcb9a4ac8e290f36ff1a938f7
                                  • MD5 SHA1 SHA512 SSDEEP TLSH