Analysis

  • max time kernel
    146s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 03:27

General

  • Target

    fbd28961db17f6652c5434f0571feea0_JaffaCakes118.exe

  • Size

    241KB

  • MD5

    fbd28961db17f6652c5434f0571feea0

  • SHA1

    d7971b05494e9d85d1806e750e3d72f7904fb64b

  • SHA256

    a5bcbceab4bd502fdcd12f2a9d9925dd6a40a6d7ce9494a1b50108a271b903db

  • SHA512

    03a3c38336fc58a2e5061e57c411c23942c13c767688d1163496e7e0fab71c4c2d5157799e5237cc5eec9bb9eb8a5ba9faad9660bdd68cb32f508080ce531871

  • SSDEEP

    6144:FkeENDvTSn2SV/GuhYdViC7X57+nMD93HloH6lo:FNEND/k/GLPX57+ny9w6lo

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\fbd28961db17f6652c5434f0571feea0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fbd28961db17f6652c5434f0571feea0_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/876-0-0x0000000000400000-0x0000000000489000-memory.dmp
    Filesize

    548KB

  • memory/876-11-0x0000000000400000-0x0000000000489000-memory.dmp
    Filesize

    548KB

  • memory/876-12-0x0000000000400000-0x0000000000489000-memory.dmp
    Filesize

    548KB

  • memory/876-17-0x0000000000400000-0x0000000000489000-memory.dmp
    Filesize

    548KB

  • memory/876-19-0x0000000000400000-0x0000000000489000-memory.dmp
    Filesize

    548KB