Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/07/2024, 12:59

General

  • Target

    3078621ae6e60b51c1e94b9903f8bfea_JaffaCakes118.exe

  • Size

    5.2MB

  • MD5

    3078621ae6e60b51c1e94b9903f8bfea

  • SHA1

    33f2fd716e80c1fa17985aac8116c5d8de22c3b8

  • SHA256

    88955b9d443971525aee2897dfbc00fd61ae40a8b9a247ce8169eba21a5c6789

  • SHA512

    711c687c8d93fa1ae55d4e9fd9982aa7a6a47c02ca5d68a24565400bbd8e97bcd6e81980339e7ad85049a90b4326353dc7409b227d6374a306a0345f02116627

  • SSDEEP

    24576:qN70pTqR+Xh03Bck/r+b7yPHEniwBATD:qaWmh03Br6bAHEnigMD

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 22 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3078621ae6e60b51c1e94b9903f8bfea_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3078621ae6e60b51c1e94b9903f8bfea_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\VBuAP.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4068
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Run32.dll" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Run32.exe" /f
        3⤵
        • Adds Run key to start application
        PID:3176
    • C:\Users\Admin\AppData\Roaming\Run32.exe
      "C:\Users\Admin\AppData\Roaming\Run32.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1928
      • C:\Users\Admin\AppData\Roaming\Run32.exe
        "C:\Users\Admin\AppData\Roaming\Run32.exe"
        3⤵
        • Adds policy Run key to start application
        • Boot or Logon Autostart Execution: Active Setup
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3208
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4228
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2008
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Run32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Run32.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1004
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Run32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Run32.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:1652
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4084
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2568
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Addobe\NB.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Addobe\NB.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2236
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Addobe\NB.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Addobe\NB.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2892

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\VBuAP.bat

          Filesize

          134B

          MD5

          52dd81881fa3a9e2f376bb73bde15b00

          SHA1

          9440375fb9fb0368f982754f76e2efd295b25463

          SHA256

          a937077f0e234149b1e15e413d33c9f55ad3f427be87d806719c96b3b95209a2

          SHA512

          80c8f687f6c58bd0549c29e7df64fa5585fa877ac5505a72772ba0cae44b01397bd4e2c217681f8662ea5aff69f115c3fbc306c6b1c3e33d9089aa4f887d2fb0

        • C:\Users\Admin\AppData\Roaming\Run32.exe

          Filesize

          5.2MB

          MD5

          3078621ae6e60b51c1e94b9903f8bfea

          SHA1

          33f2fd716e80c1fa17985aac8116c5d8de22c3b8

          SHA256

          88955b9d443971525aee2897dfbc00fd61ae40a8b9a247ce8169eba21a5c6789

          SHA512

          711c687c8d93fa1ae55d4e9fd9982aa7a6a47c02ca5d68a24565400bbd8e97bcd6e81980339e7ad85049a90b4326353dc7409b227d6374a306a0345f02116627

        • memory/1900-18-0x0000000000400000-0x000000000093F000-memory.dmp

          Filesize

          5.2MB

        • memory/1900-0-0x0000000000400000-0x000000000093F000-memory.dmp

          Filesize

          5.2MB

        • memory/1928-28-0x0000000000400000-0x000000000093F000-memory.dmp

          Filesize

          5.2MB

        • memory/3208-35-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-41-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-24-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-33-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-34-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-21-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-37-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-38-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-39-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-25-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-42-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-43-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-45-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-46-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-47-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-49-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-50-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB

        • memory/3208-51-0x0000000000400000-0x0000000000473000-memory.dmp

          Filesize

          460KB