Analysis

  • max time kernel
    140s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/08/2024, 01:00

General

  • Target

    a09f34a90febeb7074b1ee2287bab05f_JaffaCakes118.exe

  • Size

    203KB

  • MD5

    a09f34a90febeb7074b1ee2287bab05f

  • SHA1

    b2013dade08ba3384519434d91728d9a089a6e09

  • SHA256

    5fe0809ed5bd4ca22f77588a797a4988b6239e78b834d13571944cfde5c87c4f

  • SHA512

    4f3ddc72310cdae2def9fe209128db90243892b51df5b37afdeeb463246f3d39955cf3e2c234053d35422fff513d97dbd261b269f68a45de161d244f76c618ac

  • SSDEEP

    3072:MhGJR3yV3O8CYdhyp5s2KoNPu56NuzdYSTnjFb3uqAlUMxqRj3geDakJo6NvyDQL:VR3ke8NEZrBxEYAjFbejlRMDaGHyDdDK

Malware Config

Signatures

  • UPX packed file 7 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\a09f34a90febeb7074b1ee2287bab05f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a09f34a90febeb7074b1ee2287bab05f_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:4744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4744-0-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/4744-11-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/4744-12-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/4744-14-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/4744-16-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/4744-18-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/4744-21-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB