Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    28/04/2026, 22:18

General

  • Target
    loader.zip
  • Size 34KB
  • Sample260428-18cfeaez5v
  • SHA256 5769b0e82f458f7d940ae90b1abae2b1b2c419f045b5b38e1a36ae36e1cbdd97
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 5 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.exe
    C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\loader.zip
    1⤵
      PID:1292
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
      1⤵
        PID:1772
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:5012
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        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:3560
        • 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,0x100,0x104,0xd8,0x108,0x7ffce734c728,0x7ffce734c734,0x7ffce734c740
          2⤵
            PID:3456
          • 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 --no-pre-read-main-dll --force-high-res-timeticks=disabled --metrics-shmem-handle=1452,i,11669822267604451520,9360828375005551236,524288 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=2104 /prefetch:11
            2⤵
            • System Time Discovery
            PID:3792
          • 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,7168792858323351880,13244006840354403442,262144 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=2064 /prefetch:2
            2⤵
              PID:4780
            • 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=2380,i,6740109962159841985,6036822219875416368,524288 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=2392 /prefetch:13
              2⤵
                PID:4200
              • 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=3248,i,3217815511020413198,9610499381683861782,2097152 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=3256 /prefetch:1
                2⤵
                  PID:2056
                • 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=3264,i,6485324056848436860,6994764022333995550,2097152 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=3304 /prefetch:1
                  2⤵
                    PID:5044
                  • 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=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --metrics-shmem-handle=4224,i,17270949258085556972,327745414913380580,2097152 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=4240 /prefetch:9
                    2⤵
                      PID:1336
                    • 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=8 --metrics-shmem-handle=4648,i,13872716937894549109,14919855515976382200,2097152 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=4664 /prefetch:1
                      2⤵
                        PID:1952
                      • 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=5420,i,3903291448169070387,16170051810438629559,524288 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5416 /prefetch:14
                        2⤵
                          PID:768
                        • 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=5844,i,11335729880271191569,11994497016527505868,524288 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5824 /prefetch:14
                          2⤵
                            PID:5492
                          • 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=5760,i,2968632220372923665,16050231416235235889,524288 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5952 /prefetch:14
                            2⤵
                              PID:5500
                            • 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=5776,i,4105628624207763184,17906918300917292633,524288 --field-trial-handle=2080,i,14096317947805656811,17082678257104636981,262144 --variations-seed-version=20260129-170056.646000 --mojo-platform-channel-handle=5796 /prefetch:14
                              2⤵
                                PID:5508
                            • 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:3852
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                1⤵
                                  PID:1072
                                • C:\Windows\System32\oobe\UserOOBEBroker.exe
                                  C:\Windows\System32\oobe\UserOOBEBroker.exe -Embedding
                                  1⤵
                                  • Drops file in Windows directory
                                  PID:4064
                                • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exe
                                  C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exe -Embedding
                                  1⤵
                                  • System Location Discovery: System Language Discovery
                                  PID:5160

                                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 146ade0934c015feb1649e537fea66823ef51f833daeb9a58319a6f71de351c7
                                      • 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 f116b28e46578c63a72f35eb9fad951b30cd60b6bd51c819832bb940c322c4c0
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Preferences

                                      • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                      • Size 12KB
                                      • SHA256 a1e7ae075806fb372a204f12d0e05388245b8b16b2c20c61a7073737567cac6b
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Secure Preferences

                                      • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                      • Size 17KB
                                      • SHA256 02fa3748cc960b0ed806669146286ae61d8f8c37c72e1c20fff625c9b568d7c5
                                      • 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 a4645e24783a96f7e6d27e6732d033a8aaad5e8f1ba6074f0d7c58c3c0c2b245
                                      • MD5 SHA1 SHA512 TLSH

                                      the-real-index~RFe59e872.TMP

                                      • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe59e872.TMP
                                      • Size 96B
                                      • SHA256 2d23f4de12baa61202e397b155319d79ac446e9066a3f10347bfda8c477d098b
                                      • MD5 SHA1 SHA512 TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                      • Size 197KB
                                      • SHA256 c4180f8a55d550f0aa7b5a053231d0c4e06b5ca20f6824703e793a3ef3f68c6a
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                      • Size 197KB
                                      • SHA256 1866bd9a1a5cf3c2e58d31c1d5d5fa0a2e7f4c0a59afb12467a7c980b72865d4
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      Local State

                                      • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                      • Size 90KB
                                      • SHA256 c0c299e189c9eaa1f5a9dd552839a588d5fd1825d097779f681b322182371d5d
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      SearchHoverUnifiedTileModelCache.dat

                                      • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat
                                      • Size 22KB
                                      • SHA256 cb089358e86c16678b9613c88c8b6a4e19428076a62eafb40dbf5bf2c9ae24b6
                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                      memory/5160-81-0x0000000001420000-0x0000000001A22000-memory.dmp

                                      memory/5160-84-0x0000000001420000-0x0000000001A22000-memory.dmp