Analysis

  • max time kernel
    903s
  • max time network
    552s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/10/2026, 17:48

General

  • Target
    TAKEOFF2.4.3-installer.exe
  • Size 272.4MB
  • Sample261002-wdqbkatakd
  • SHA256 008b740af77e863f6a8caf955f141b7e5e495a11300035c51782066148179c03
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Enumerates connected drives 3 TTPs 51 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 16 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 56 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 8 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.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\TAKEOFF2.4.3-installer.exe
    "C:\Users\Admin\AppData\Local\Temp\TAKEOFF2.4.3-installer.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Windows\SysWOW64\msiexec.exe
      "msiexec" /i "driver.msi"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:4428
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5976
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 71817067347DAC170B70210CB0CF3BFD C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:5064
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:5288
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 1811575C0FC9FBE4E2AEF0844B39037E
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:5176
      • C:\Program Files (x86)\UAV Drivers\DriverCleanup.exe
        "C:\Program Files (x86)\UAV Drivers\DriverCleanup.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3420
        • C:\Windows\SYSTEM32\pnputil.exe
          "pnputil.exe" -e
          3⤵
            PID:2012
        • C:\Program Files (x86)\UAV Drivers\DPInstx64.exe
          "C:\Program Files (x86)\UAV Drivers\DPInstx64.exe"
          2⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          PID:3956
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Checks SCSI registry key(s)
        PID:6068
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k GPSvcGroup
        1⤵
          PID:1416
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:3000
          • C:\Windows\explorer.exe
            explorer.exe /LOADSAVEDWINDOWS
            2⤵
            • Boot or Logon Autostart Execution: Active Setup
            • Enumerates connected drives
            • Checks SCSI registry key(s)
            • Modifies Internet Explorer settings
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of SetWindowsHookEx
            PID:2832
        • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
          "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
          1⤵
          • Modifies registry class
          • Suspicious use of SetWindowsHookEx
          PID:4968
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
          • Modifies registry class
          • Suspicious use of SetWindowsHookEx
          PID:1284
        • C:\Windows\System32\SecurityHealthHost.exe
          \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
          1⤵
            PID:3772

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                e5b2548.rbs

                • Path C:\Config.Msi\e5b2548.rbs
                • Size 228KB
                • SHA256 2f3e76b6f0532347474e06f8c34c81f90c0c5073335d34c76b67ab1bc19a34bb
                • MD5 SHA1 SHA512 SSDEEP TLSH

                DPInstx64.exe

                • Path C:\Program Files (x86)\UAV Drivers\DPInstx64.exe
                • Size 1023KB
                • SHA256 c20a5d3f5be543a8e73cd25f9dbf14aa0fc4ba1fdc249ee4ff91d159d174d0ea
                • MD5 SHA1 SHA512 SSDEEP TLSH

                DriverCleanup.exe

                • Path C:\Program Files (x86)\UAV Drivers\DriverCleanup.exe
                • Size 10KB
                • SHA256 ba3b596a864893443700c40b56ec4c5eec42bd389ee8bbce0c9afef12020c295
                • MD5 SHA1 SHA512 SSDEEP TLSH

                DriverCleanup.exe.config

                • Path C:\Program Files (x86)\UAV Drivers\DriverCleanup.exe.config
                • Size 189B
                • SHA256 ae5e7fa8373b273fad07e0486cebfd88c18f9517ba609c2b8e6534f5d9e53dcb
                • MD5 SHA1 SHA512 TLSH

                dpinst.xml

                • Path C:\Program Files (x86)\UAV Drivers\dpinst.xml
                • Size 224B
                • SHA256 2ca6e706ed30de8cf0a1a4df78716da66d1411a1c0ed24145c9e03d430a8f6f4
                • MD5 SHA1 SHA512 TLSH

                driver.msi

                • Path C:\Program Files\TAKEOFF\driver.msi
                • Size 1.6MB
                • SHA256 df4f323e871f1b1d76e7f9666a548b017ea001e01b323e72a975f9ec51d06c2b
                • MD5 SHA1 SHA512 SSDEEP TLSH

                110-autopilot.xml-a

                • Path C:\Program Files\TAKEOFF\flightgear\Aircraft\Rascal110\Systems\110-autopilot.xml-a
                • Size 24KB
                • SHA256 e7d224275a430334b98ea7b5639c52c03441a9c221977a0d59f77aa07785342f
                • MD5 SHA1 SHA512 SSDEEP TLSH

                18x8.xml

                • Path C:\Program Files\TAKEOFF\flightgear\Aircraft\YardStick\Engines\18x8.xml
                • Size 957B
                • SHA256 9c8a1543ab05eea716753fb516272d8f71cc08cb175ee5c523eb8f7d8f5f41f6
                • MD5 SHA1 SHA512 TLSH

                Zenoah_G-26A.xml

                • Path C:\Program Files\TAKEOFF\flightgear\Aircraft\YardStick\Engines\Zenoah_G-26A.xml
                • Size 214B
                • SHA256 72d265659bcab24ba7b959c98b6cd4da2b04ed134745c6201a0126b44f84d150
                • MD5 SHA1 SHA512 TLSH

                prep_Activatable Class_Hermes_perf.cache

                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                • Size 595B
                • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
                • MD5 SHA1 SHA512 TLSH

                MSIC4A9.tmp

                • Path C:\Users\Admin\AppData\Local\Temp\MSIC4A9.tmp
                • Size 104KB
                • SHA256 3c06f5beca24d0edaeb63bdd5e671386ffc66807e323ba6bcb893260eb52d433
                • MD5 SHA1 SHA512 SSDEEP TLSH

                StartMenu.dll

                • Path C:\Users\Admin\AppData\Local\Temp\nsrB965.tmp\StartMenu.dll
                • Size 7KB
                • SHA256 110545415a59402635e1c9439acba15b44bab268ed02ad2a262ce12604a47855
                • MD5 SHA1 SHA512 SSDEEP TLSH

                MSI29CD.tmp

                • Path C:\Windows\Installer\MSI29CD.tmp
                • Size 287KB
                • SHA256 097ff79cb72ac1dd5eaa4c68b96a7cf8574a1098c74d3cbd16e629194afb2125
                • MD5 SHA1 SHA512 SSDEEP TLSH

                MSI2E82.tmp

                • Path C:\Windows\Installer\MSI2E82.tmp
                • Size 217KB
                • SHA256 820a600ec8a0b4a5889bf1224284d72b8a1ce9796a9cba1d182eb16935c11035
                • MD5 SHA1 SHA512 SSDEEP TLSH

                metadata-2

                • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
                • Size 26.1MB
                • SHA256 0c1190c7bebec3ccaac2b2a491e381f9a7c31613262cd02135bdf9cdf796d946
                • MD5 SHA1 SHA512 SSDEEP TLSH

                {9956c82f-2ec3-4a10-92d7-08d76dd61be2}_OnDiskSnapshotProp

                • Path \??\Volume{804c0bee-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{9956c82f-2ec3-4a10-92d7-08d76dd61be2}_OnDiskSnapshotProp
                • Size 6KB
                • SHA256 acfc67bc7e1b5d070910bff56469d330f4250b0d74ff120f24692f165d386b74
                • MD5 SHA1 SHA512 SSDEEP TLSH

                memory/3420-1438-0x0000022791730000-0x0000022791738000-memory.dmp

                memory/4968-1488-0x000001B3001E0000-0x000001B3002E0000-memory.dmp

                memory/4968-1532-0x000001B304870000-0x000001B304890000-memory.dmp

                memory/4968-1518-0x000001B302E90000-0x000001B302EB0000-memory.dmp

                memory/4968-1499-0x000001B3042E0000-0x000001B3043E0000-memory.dmp

                memory/4968-1497-0x000001B302EB0000-0x000001B302ED0000-memory.dmp

                memory/4968-1487-0x000001B3001E0000-0x000001B3002E0000-memory.dmp

                memory/4968-1486-0x000001B3001E0000-0x000001B3002E0000-memory.dmp