Analysis

  • max time kernel
    140s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2024, 20:53

General

  • Target

    4ef8273f00af41892e41a12054c42bec_JaffaCakes118.exe

  • Size

    328KB

  • MD5

    4ef8273f00af41892e41a12054c42bec

  • SHA1

    197bf6e1709b05ceff8a320ea082c220eb809016

  • SHA256

    c56b987c2d16baba4b37c3c6d683894de4065ac7a9a0588233b380ef166be02f

  • SHA512

    ca53a2cf2f750ef38f84924bc76b26f1c8ff25fb97354ac79476395de06e2bf4524a2f2fd3ffc476256091ee926840c72a16a9c9c7f2fea70cc403b991475ddb

  • SSDEEP

    6144:geXA47CURW+eirtnIwE0XzBTjrBLt4smgZ1SAW/QyQKmozh:geXv7tRWwnIKBTjx6smglBKh

Malware Config

Signatures

  • 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.

  • UPX packed file 4 IoCs

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

  • 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\4ef8273f00af41892e41a12054c42bec_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4ef8273f00af41892e41a12054c42bec_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:4268

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • memory/4268-0-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB

        • memory/4268-11-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB

        • memory/4268-12-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB

        • memory/4268-17-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB