Analysis

  • max time kernel
    140s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/10/2024, 09:51

General

  • Target

    82a6b97353276e56c60d82b72e711392_JaffaCakes118.exe

  • Size

    38KB

  • MD5

    82a6b97353276e56c60d82b72e711392

  • SHA1

    2b374f39254ad3825fb31302c8f03c7f6e0874f9

  • SHA256

    153ee55f8c75c191240debb39292916a5a95046db45cea7d73a16c3e4b85c6a7

  • SHA512

    bb77fd6f0c373f150072be3826a00b4f90f68debcff97a71600a735e0f3a1724b6f1bb4a0a9674e290e9b8ea09a97f719b39cbb32636ce4e8d009c6cfa97d32d

  • SSDEEP

    768:0IUZK41V3AhyRc7t9pK1B96uUdS3iN8frFS6sWkJGadMvJFULsvq:hAbk8OFzTqbkJhAJ1q

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82a6b97353276e56c60d82b72e711392_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\82a6b97353276e56c60d82b72e711392_JaffaCakes118.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Program Files (x86)\lsass\lsass.exe
      "C:\Program Files (x86)\lsass\lsass.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4508

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files (x86)\lsass\lsass.exe

          Filesize

          9KB

          MD5

          0c41c7a0ba069b68031273098e18bebe

          SHA1

          12a6c0c7a762a2fc4834ca7de13781cadba7275c

          SHA256

          da474f9eef7b56fe824a09d95c19d1f6e254945e0a09ae041099473f1f83bb97

          SHA512

          9233445e8d7e268738844fd456154529442bd59369b6c89b014595a4eadc4c689e9a43b3f70de019fc498fc0fa4c4421407c68c54d9aa99a19f42aa32c0f96a1

        • memory/4508-3-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/4508-17-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB