Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/08/2026, 01:00

General

  • Target
    FluxusZ External 1.0.2_54591936.exe
  • Size 702KB
  • Sample260801-bcpy7avajd
  • SHA256 35d5cdf23553b14ad8051f68b1af8199805f06479391888f609af4ed54ed5a63
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 2 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of FindShellTrayWindow 44 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FluxusZ External 1.0.2_54591936.exe
    "C:\Users\Admin\AppData\Local\Temp\FluxusZ External 1.0.2_54591936.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4304
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\file.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:4964
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4292
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • Checks processor information in registry
      • 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:2264
      • 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=0x118,0x11c,0x120,0xf4,0x124,0x7ffa4a69c728,0x7ffa4a69c734,0x7ffa4a69c740
        2⤵
          PID:3104
        • 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=1700,i,17350003035391341073,5681944131792729210,262144 --field-trial-handle=1988,i,6944109637688438864,15922753265069211970,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=1984 /prefetch:2
          2⤵
            PID:848
          • 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=2280,i,16270446901528831386,13546918007593209409,524288 --field-trial-handle=1988,i,6944109637688438864,15922753265069211970,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2304 /prefetch:3
            2⤵
            • Downloads MZ/PE file
            • System Time Discovery
            PID:468
          • 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=2416,i,16222377587641771795,16015150011499478839,524288 --field-trial-handle=1988,i,6944109637688438864,15922753265069211970,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2592 /prefetch:8
            2⤵
              PID:4016
            • 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=3268,i,7313834077926831202,11772038809607484234,2097152 --field-trial-handle=1988,i,6944109637688438864,15922753265069211970,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3296 /prefetch:1
              2⤵
                PID:3912
              • 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=3504,i,6767323709631224727,11593633806706733205,2097152 --field-trial-handle=1988,i,6944109637688438864,15922753265069211970,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3524 /prefetch:1
                2⤵
                  PID:3744
                • 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=3976,i,11083368534451515625,13394891901656232674,2097152 --field-trial-handle=1988,i,6944109637688438864,15922753265069211970,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4564 /prefetch:1
                  2⤵
                    PID:896
                  • 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=4784,i,11747505742372444781,6430132140416853197,2097152 --field-trial-handle=1988,i,6944109637688438864,15922753265069211970,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4764 /prefetch:1
                    2⤵
                      PID:2332
                    • 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=5632,i,15617539188016566384,3076085412591112303,524288 --field-trial-handle=1988,i,6944109637688438864,15922753265069211970,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4648 /prefetch:8
                      2⤵
                        PID:412
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=3976,i,5269142130550633532,16723678101277343037,524288 --field-trial-handle=1988,i,6944109637688438864,15922753265069211970,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=6112 /prefetch:8
                        2⤵
                          PID:4392
                        • C:\Users\Admin\Downloads\FluxusZ.exe
                          "C:\Users\Admin\Downloads\FluxusZ.exe"
                          2⤵
                            PID:2220
                        • 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:1856
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                            1⤵
                              PID:1144

                            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 cd8bf28f497a28a1fd4e32b97ce396cea2050523f15acf381d63d4c8ec902c28
                                  • 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 714da7897edb811d9e21fa1254904772331edd48cea86aee2b19e516c1528f3f
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Secure Preferences

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                  • Size 13KB
                                  • SHA256 3426e293396fa1424a09f9423424627a398157ab7bfc3ec06964ae1df493a1c5
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 115KB
                                  • SHA256 9bfc0cc97756a617bddbf926eefb22e192a7a5746acd7dd832503351933b09da
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 236KB
                                  • SHA256 807ddb6b1ff4fa66d2eb84ecdb954f7be81cf672df75461f910b6e40ddda4dc5
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  file.txt

                                  • Path C:\Users\Admin\AppData\Local\file.txt
                                  • Size 58B
                                  • SHA256 aefb7477fba993acbba805260d8ad4a46dcb07e3d84934b3f87f6c2896eac7b2
                                  • MD5 SHA1 SHA512 TLSH

                                  FluxusZ.exe

                                  • Path C:\Users\Admin\Downloads\FluxusZ.exe
                                  • Size 18.3MB
                                  • SHA256 2ccec80574761b5205474e17ce49c79f8bdd7cbe1d4e3c179851edb623b41f7d
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  FluxusZ.exe

                                  • Path C:\Users\Admin\Downloads\FluxusZ.exe
                                  • Size 3.1MB
                                  • SHA256 1aa892b16d09fd733f594d9eba82bd1b18cbdcd4e3878ffc78cda5021a822cf5
                                  • MD5 SHA1 SHA512 SSDEEP TLSH