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Analysis

  • max time kernel
    140s
  • max time network
    124s
  • 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, 18:23

General

  • Target

    b4895c0d8762cc356eb71f2892e684d3_JaffaCakes118.exe

  • Size

    205KB

  • MD5

    b4895c0d8762cc356eb71f2892e684d3

  • SHA1

    885f83b5b7e3645e689d6d9f70b631cbc0ff6367

  • SHA256

    d2247b13ecd9b16b287c4f2e7c0120b73972cfb2245259520c27b4c8d408b5ed

  • SHA512

    3096624630334aeb145a917368c2f2fc4f68a3013b45131a3f033862a2a546b99f07b7af635f71410c17e59ded854749ea800541e42da0b1361999e6dc7d2b87

  • SSDEEP

    3072:3T77p21yY+vazvXiT+1U03/kCa+33RS6mi1eau+6v4pd5c+bXh8x+N2M9uAvDJ:N2XZrdy08oRlMau+24pZbx++sMUK

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\b4895c0d8762cc356eb71f2892e684d3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b4895c0d8762cc356eb71f2892e684d3_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:2116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2116-0-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2116-11-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2116-12-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2116-17-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB

  • memory/2116-19-0x0000000000400000-0x0000000000475000-memory.dmp

    Filesize

    468KB