Analysis

  • max time kernel
    141s
  • max time network
    112s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-04-2024 03:03

General

  • Target

    f026be4652917fd30c78cc941796b94f_JaffaCakes118.exe

  • Size

    236KB

  • MD5

    f026be4652917fd30c78cc941796b94f

  • SHA1

    36e6c86215d29206cd6eaa916aad631186f020d5

  • SHA256

    8fa37f5cc383558d17f0fd9ef561cd90ee3399bf90140fb0f6ba470e76ca22e8

  • SHA512

    3bf6f7f452b5bfeca4ded7c89336f04e9cb5dfe5c3add083141119d13ae3e7786f2e18016bc498414c42ba5f07fcfea0142fff3418c7c8f926f0263ca5460948

  • SSDEEP

    3072:hlELL7XOCw0xQCdMey44tVkZj+8FzB7C1XWLmjPUXiYR8PyqsWl2jluD8F7VUddz:K3kOMeaavF17EP6qyqsWaAD8ZiLv

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
  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f026be4652917fd30c78cc941796b94f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f026be4652917fd30c78cc941796b94f_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:1952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1952-0-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/1952-9-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/1952-10-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/1952-14-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/1952-16-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB