Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-09-2024 22:32

General

  • Target

    ee8dea938e65344fb2f8f2d3e1ab9335_JaffaCakes118.exe

  • Size

    7.6MB

  • MD5

    ee8dea938e65344fb2f8f2d3e1ab9335

  • SHA1

    9f54311afd3e6a2f5875ea9af75b68571313a617

  • SHA256

    d9c162f7a5d46fc96e2404fa73584b4e2dee6dbf9fb5aee3e1d706e97237fc9e

  • SHA512

    0f357cc8d6896ba256190929a0aa8f0a158e8fb449949f7f9ac538513dd3312c128630b4315397d55c37765955947d2ec8511ab8a1426a8e58e3a2a8d5cbee2b

  • SSDEEP

    196608:N7effIPEsy58doQaTxLhQyZbIly38doQalArdfehQM2gsyVCQlXI1G8do8hFqyfX:N7effIPEsy58doQaTxLhQyZbIly38doY

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Drops file in Drivers directory 2 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 3 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • Modifies WinLogon 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee8dea938e65344fb2f8f2d3e1ab9335_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee8dea938e65344fb2f8f2d3e1ab9335_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • Modifies WinLogon
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Users\Admin\AppData\Local\Temp\ee8dea938e65344fb2f8f2d3e1ab9335_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\ee8dea938e65344fb2f8f2d3e1ab9335_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2944
      • C:\Users\Admin\AppData\Local\Temp\ee8dea938e65344fb2f8f2d3e1ab9335_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\ee8dea938e65344fb2f8f2d3e1ab9335_JaffaCakes118.exe
        3⤵
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        PID:2340
    • C:\Users\Admin\AppData\Local\Temp\ee8dea938e65344fb2f8f2d3e1ab9335_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\ee8dea938e65344fb2f8f2d3e1ab9335_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      PID:2148
    • C:\Windows\SysWOW64\reg.exe
      reg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
      2⤵
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      PID:2480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\cftmon.exe

    Filesize

    7.6MB

    MD5

    9f61bb2057cf6a279a37171312a74a99

    SHA1

    6a09449849afa1fe8ca8927fa726a0672c5c8444

    SHA256

    79e61e4b468fba93367d7e4e5964a1d0a2e1d0ee8bd9fbac84aa7c1f314deb99

    SHA512

    13d8336acb7b1030de4c721a7090c75e36d02ea81ffb708bf73952e1d7c00e92c875fc34fa1225348ec9985c8b02d645e856f5b07f40e5f2bb086dbfae08e82b

  • \Windows\SysWOW64\ftpdll.dll

    Filesize

    5KB

    MD5

    d807aa04480d1d149f7a4cac22984188

    SHA1

    ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9

    SHA256

    eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb

    SHA512

    875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e

  • memory/1732-14-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1732-1-0x0000000002170000-0x0000000002193000-memory.dmp

    Filesize

    140KB

  • memory/1732-13-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

  • memory/1732-0-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1732-15-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

  • memory/1732-17-0x0000000002170000-0x0000000002193000-memory.dmp

    Filesize

    140KB

  • memory/1732-16-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2148-19-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2340-20-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2944-2-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2944-18-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB