Analysis

  • max time kernel
    140s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 14:52

General

  • Target

    bc31ac4327377d4594a00825e607c197_JaffaCakes118.exe

  • Size

    236KB

  • MD5

    bc31ac4327377d4594a00825e607c197

  • SHA1

    670bad36732844a5a10d09aeeb9c47eebd45ac33

  • SHA256

    8e25b8a3cb1392494ca2c54a1a69e042c16e9feeb2ca75129dd23029b80dd13b

  • SHA512

    05acff5c15b1d10e1fcfbdf9deda5cb21433e599b385e29b2b59867a546d51e3ee7f01f30d394b2f5e5e951cad893286c45514b7ce25aaa99ca689b22513e8b6

  • SSDEEP

    3072:SlELL7XOCw0xQCdMey44tVkZj+8FzB7C1XWLmjPUXiYR8Pyqs6SMj6aL1VPnSq:p3kOMeaavF17EP6qyqs6SMj6aLvSq

Malware Config

Signatures

  • UPX packed file 5 IoCs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 1 IoCs
  • 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.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bc31ac4327377d4594a00825e607c197_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bc31ac4327377d4594a00825e607c197_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    PID:2000

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2000-0-0x0000000000400000-0x0000000000488000-memory.dmp

          Filesize

          544KB

        • memory/2000-11-0x0000000000400000-0x0000000000488000-memory.dmp

          Filesize

          544KB

        • memory/2000-12-0x0000000000400000-0x0000000000488000-memory.dmp

          Filesize

          544KB

        • memory/2000-17-0x0000000000400000-0x0000000000488000-memory.dmp

          Filesize

          544KB

        • memory/2000-19-0x0000000000400000-0x0000000000488000-memory.dmp

          Filesize

          544KB