Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250211-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-02-2025 14:10

General

  • Target

    Builder WorldWind Pro/MetroFramework.dll

  • Size

    313KB

  • MD5

    b20f1b5e3d4e3df2d826e9870637cd06

  • SHA1

    a03bb47afdf9498be409ed5b56e945f6e143fb32

  • SHA256

    9e58f13deb328455f216f165588b5f5111ecd12042d7dd196686dfb0f0fc68eb

  • SHA512

    095c5956ebc114c4b380d2b43981bcabd221782530328a51cb2c6aec05a016dad2e5efae36810f6840611f77f589be1e1e7f2200738df3bca222381837033b2d

  • SSDEEP

    6144:Ys+J/PxfbpAQ1bZHE7Zhm6uOw0g749O2:qJ/PxzpAObhV6uO99O

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 7 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Downloads MZ/PE file 1 IoCs
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 10 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies Internet Explorer settings 1 TTPs 26 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • System policy modification 1 TTPs 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Builder WorldWind Pro\MetroFramework.dll",#1
    1⤵
      PID:2348
    • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIwIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODMyMzYiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NDI1MTE0ODAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MTgxMTI4NDQ2Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
      1⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:4352
    • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\MicrosoftEdge_X64_133.0.3065.59.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\MicrosoftEdge_X64_133.0.3065.59.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4444
      • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe
        "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe" --install-archive="C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\MicrosoftEdge_X64_133.0.3065.59.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Executes dropped EXE
        • Installs/modifies Browser Helper Object
        • Drops file in Program Files directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:4596
        • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe
          "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff7e45b6a68,0x7ff7e45b6a74,0x7ff7e45b6a80
          3⤵
          • Executes dropped EXE
          PID:792
        • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe
          "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe" --msedge --channel=stable --system-level --verbose-logging --create-shortcuts=2 --install-level=1
          3⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • Modifies data under HKEY_USERS
          • Suspicious use of WriteProcessMemory
          PID:3720
          • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe
            "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff7e45b6a68,0x7ff7e45b6a74,0x7ff7e45b6a80
            4⤵
            • Executes dropped EXE
            PID:4656
        • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --msedge --channel=stable --register-package-identity --verbose-logging --system-level
          3⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4024
          • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff721b26a68,0x7ff721b26a74,0x7ff721b26a80
            4⤵
            • Executes dropped EXE
            PID:3128
        • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --msedge --channel=stable --remove-deprecated-packages --verbose-logging --system-level
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3668
          • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff721b26a68,0x7ff721b26a74,0x7ff721b26a80
            4⤵
            • Executes dropped EXE
            PID:3512
        • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --msedge --channel=stable --update-game-assist-package --verbose-logging --system-level
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:440
          • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff721b26a68,0x7ff721b26a74,0x7ff721b26a80
            4⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            PID:804
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k AppReadiness -p -s AppReadiness
      1⤵
        PID:3860
      • C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe
        "C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_x64__8wekyb3d8bbwe\LocalBridge.exe" /InvokerPRAID: Microsoft.MicrosoftOfficeHub prelaunch
        1⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4960
      • C:\Windows\system32\wwahost.exe
        "C:\Windows\system32\wwahost.exe" -ServerName:Microsoft.MicrosoftOfficeHub.wwa
        1⤵
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3088

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{A71F8204-1E73-46C0-804E-B4B2F6D5D167}\EDGEMITMP_2D869.tmp\setup.exe

        Filesize

        6.8MB

        MD5

        1b3e9c59f9c7a134ec630ada1eb76a39

        SHA1

        a7e831d392e99f3d37847dcc561dd2e017065439

        SHA256

        ce78ccfb0c9cdb06ea61116bc57e50690650b6b5cf37c1aebfb30c19458ee4ae

        SHA512

        c0e50410dc92d80ff7bc854907774fc551564e078a8d38ca6421f15cea50282c25efac4f357b52b066c4371f9b8d4900fa8122dd80ab06ecbd851c6e049f7a3e

      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

        Filesize

        3.9MB

        MD5

        ad5f7dc7ca3e67dce70c0a89c04519e0

        SHA1

        a10b03234627ca8f3f8034cd5637cda1b8246d83

        SHA256

        663fe0f4e090583e6aa5204b9a80b7a76f677259066e56a7345aebc6bc3e7d31

        SHA512

        ad5490e9865caa454c47ec2e96364b9c566b553e64801da60c295acd570017747be1aff6f22ca6c20c6eee6f6d05a058af72569fd6e656f66e48010978c7fd51

      • C:\Program Files\msedge_installer.log

        Filesize

        73KB

        MD5

        8b81c5c3b377d8ffc2eaf2a504925124

        SHA1

        8c19c8a6d9ef831210cc2588a541b67efef6e1f7

        SHA256

        03e943f413b94a1bf71691506e803b55004a6b430372b796aea89566e84604e1

        SHA512

        9920b6434635a7625af04fa5277dc5b72f05d41e7f72e61257cd9881464925dab03779f029e604393bde7553806e3da272f813f979b16f4a80fb2acbea90b641

      • C:\Program Files\msedge_installer.log

        Filesize

        102KB

        MD5

        672f533efc349015e55ce67b9a167fbc

        SHA1

        25670a669adc573ae2401378b4b57c1d9d3d9554

        SHA256

        0b16d5fcf6b590d22aa735d35b6063a19d7f07a8de5c0fb02446f7213219e226

        SHA512

        6af991739cc6a2a7a3d5a41ef59ce8c2b1888bd44197fa03015fb28a699cb34f193f10468a31acc7a8f6214bf141438e870939345da8cfc81c5097c25f545b50

      • C:\Program Files\msedge_installer.log

        Filesize

        104KB

        MD5

        0d08a7d3f3c4fdab0c61392afd71fac7

        SHA1

        14ba39c5af60af1cb41976ea14d3c69444623067

        SHA256

        b76424ef54edf21ba1c508d984e575531735da91ebab9419c0cdf735c9eaeb99

        SHA512

        2a0368cdc907dadf8f2d6b889670817b0f66954629d073786a50454d77a294ad17f1f8ac9c85ef8a87f67117fcd822dcc1e7b5d5aa1295650b4762e1658c8d4e

      • C:\Program Files\msedge_installer.log

        Filesize

        105KB

        MD5

        c5ba0ec19433aa90fd1d40e48736692d

        SHA1

        f1c926d858915d1b7c05306d8ba46eb0a68b3423

        SHA256

        f000a3ab2f799c0be8126186f4d17c7a10bb617ba15e7ce11fca385472d9f2bb

        SHA512

        621df5a4c7d70757da3bdc1d498aeb1f088a3980a710594366b09b3f3f1d956ef58c2b8fa5707b196e021914554a6bb67f5c4e420304b4c58aef87dc75097335

      • memory/4960-71-0x0000021CB0FE0000-0x0000021CB0FEE000-memory.dmp

        Filesize

        56KB

      • memory/4960-72-0x0000021CCB4F0000-0x0000021CCB4FA000-memory.dmp

        Filesize

        40KB

      • memory/4960-73-0x0000021CCB520000-0x0000021CCB528000-memory.dmp

        Filesize

        32KB

      • memory/4960-74-0x0000021CCB800000-0x0000021CCBA49000-memory.dmp

        Filesize

        2.3MB