Analysis

  • max time kernel
    600s
  • max time network
    600s
  • 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-dark.svg
  • Size 2KB
  • Sample260420-jph1eact2k
  • SHA256 3d88dc275cd053bb28435aff34bc98a5bae0ae755d2bbb7f4dc09c324a40c63c
  • 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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-dark.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:5368
    • 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,0x100,0x104,0xd8,0x108,0x7ff873dec728,0x7ff873dec734,0x7ff873dec740
      2⤵
        PID:5036
      • 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=1580,i,6073546098517096951,13444255956156498719,262144 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=1924 /prefetch:2
        2⤵
          PID:4032
        • 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=2224,i,12890920647457575815,13390806382856582825,524288 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=2228 /prefetch:11
          2⤵
          • System Time Discovery
          PID:6000
        • 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=2384,i,12273312042014140997,9940479381514373925,524288 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=1812 /prefetch:13
          2⤵
            PID:4532
          • 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=3184,i,11754583242007614247,14780090420319192130,2097152 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=3224 /prefetch:1
            2⤵
              PID:2952
            • 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=3188,i,17523498075768904141,7763355519560898513,2097152 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=3248 /prefetch:1
              2⤵
                PID:4100
              • 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=4168,i,5734087209154009169,18321481982133579173,2097152 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=4164 /prefetch:9
                2⤵
                  PID:2672
                • 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=5612,i,18163861350337065005,13501269746869685331,524288 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5520 /prefetch:14
                  2⤵
                    PID:5584
                  • 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=5744,i,9140477373010958748,15664701523918063408,524288 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5724 /prefetch:14
                    2⤵
                      PID:2724
                    • 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=5728,i,11939911229110959040,4762271631234797997,524288 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5488 /prefetch:14
                      2⤵
                        PID:1512
                      • 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=5468,i,10877467350099505347,10119426585620679719,524288 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5452 /prefetch:14
                        2⤵
                          PID:1592
                        • 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=5788,i,10004353636476895008,11168577218581831425,262144 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5348 /prefetch:10
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1260
                        • 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=5788,i,2394740186016939696,6679790760262249612,524288 --field-trial-handle=1932,i,10561659174122399713,17479237347187822158,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=3792 /prefetch:14
                          2⤵
                            PID:5624
                        • 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:6140
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                            1⤵
                              PID:5820

                            Network

                                  MITRE ATT&CK Enterprise v16

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  6c4dfda8-45b2-4567-9ef6-317894b2e03d.tmp

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\6c4dfda8-45b2-4567-9ef6-317894b2e03d.tmp
                                  • Size 12KB
                                  • SHA256 881849c521e1f658f7cd2981010fd3828492cc13c16d4413a947f7af5635e673
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  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 ccb9979cbd9ef4a8e9cbcbafb0c89672d4e63db5db90f008d3dc06b7f72e7e10
                                  • 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 bb22f75d15f553e6f3190e55a74d37d5660965661bb617d7a13685a324e7e408
                                  • 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 8ffa2d3b2b4a0db2f0a25b2c81a209bb3a8e61fc1713be2515af957f77ec2b09
                                  • 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 197ede0bc27accb789de3f0bc0d76427b911e1ec8e6f187452e590f267e0c7a5
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Preferences

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                  • Size 13KB
                                  • SHA256 021a5ab12a2d044f84c2c9da1197b282318fe82613d29699668fc54369227d75
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Secure Preferences

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                  • Size 17KB
                                  • SHA256 f724a1bc5a4b0f469255d1eededff00075b720e9be8908e63326a65ea6dbb127
                                  • 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 be8029c793ac9f4150aae87316f63e03eb02c29119156482117a8e4b98dbc907
                                  • MD5 SHA1 SHA512 TLSH

                                  the-real-index~RFe588eed.TMP

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe588eed.TMP
                                  • Size 96B
                                  • SHA256 64e40b7f1f8a583b50587114554c743841021dca41cda41393a7dacb8e2f4109
                                  • MD5 SHA1 SHA512 TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 91KB
                                  • SHA256 da1ddb64c26ed65f5ffa605dc9aad9ec4badb00a9c67cf043fcafcf45d687c9a
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 91KB
                                  • SHA256 ad7dc1f37b0762148a0e99c4f48261d838f447871c32b5a08a8b9134ec4caa57
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 91KB
                                  • SHA256 172c2eb71c9e8361d3de822ae089cc5df873b240ce45d3df92a6bd0cef93e989
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 91KB
                                  • SHA256 395f3c504e3fc12706c252e00cda462861aa69ae079084882e5b9416d05a07e9
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 90KB
                                  • SHA256 0fc59698efdf1de3b9904a480f989e596c3934b65cf3efca108f49048d4cba3a
                                  • MD5 SHA1 SHA512 SSDEEP TLSH