Analysis

  • max time kernel
    140s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-08-2024 06:59

General

  • Target

    b282b8991cfb36d6e29190aa87ddd67e_JaffaCakes118.exe

  • Size

    236KB

  • MD5

    b282b8991cfb36d6e29190aa87ddd67e

  • SHA1

    36f0500289665bfce7cd7f0093db02e0db7b6af9

  • SHA256

    2667c592d5165a190791ce535a59e381a840708d33987bb795712917953f2529

  • SHA512

    58ef40e532e83e1eedca934c34addf30b3f7117dfc60052bd89938e208dc0f7ca4e5c0bb020e3b1081d8ec9545bdbda40abc8267ae7ca0be7f5f4820cfbe588e

  • SSDEEP

    3072:blELL7XOCw0xQCdMey44tVkZj+8FzB7C1XWLmjPUXiYR8Pyqsk7CWsDPRa2C:Y3kOMeaavF17EP6qyqs6nsDPR5C

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\b282b8991cfb36d6e29190aa87ddd67e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b282b8991cfb36d6e29190aa87ddd67e_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:4652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4652-0-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4652-11-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4652-12-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4652-17-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4652-19-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB