Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-06-2024 07:23

General

  • Target

    1945018f23d8c464e032a91889440919_JaffaCakes118.exe

  • Size

    228KB

  • MD5

    1945018f23d8c464e032a91889440919

  • SHA1

    f42ee97004f64eaacfbc85bfd89957f87f578de3

  • SHA256

    5659d7f394fa559168444c185929dbdb6a71a420118c3e02e160298b6fc925ce

  • SHA512

    50886763be7fade75de0fef21e61e07b2ddbc43226057389dbca78e0fd5d659eb55f873174df9c20058d8b6c5ab432c02d68be30c153b5629e7167991d29d7be

  • SSDEEP

    6144:VasQRtbuf4vT42sNzsRN8lxwOzHJeuTGa9t1YGl:AruAvUNz6N8DtJdvYGl

Malware Config

Signatures

  • UPX packed file 9 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
  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1945018f23d8c464e032a91889440919_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1945018f23d8c464e032a91889440919_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:4108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4108-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4108-1-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4108-2-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4108-3-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4108-4-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4108-6-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4108-9-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4108-10-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4108-11-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB