Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-04-2024 07:09

General

  • Target

    f9c6b06cd3919864dcb7b1910da51e05_JaffaCakes118.exe

  • Size

    341KB

  • MD5

    f9c6b06cd3919864dcb7b1910da51e05

  • SHA1

    df704242078b02b0d849a183df14420748600970

  • SHA256

    2e3b7084e802950bc7b26140cf8c84ec4f3fdf257c1e1e889be972bbec390be7

  • SHA512

    69e7dcc6cefcceac70024761a6febf52cc410cb3ff2d5042a35b8035bd1735089019cbc02df29a753b49a5bee41f4e79ab1bd49ca93ea553a3980448d51d97e9

  • SSDEEP

    6144:4fZ/nwzIhoZib9i0ju9BKVoEZUW+2cQb4c5hhlOJ8pfYU7lCc1wHSmxb2:4fpPOZiBiq3zx+2lThlOzUZC5Smt2

Malware Config

Signatures

  • UPX packed file 2 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.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f9c6b06cd3919864dcb7b1910da51e05_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f9c6b06cd3919864dcb7b1910da51e05_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Modifies system certificate store
    PID:4476

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Defense Evasion

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4476-0-0x0000000000400000-0x00000000004BF000-memory.dmp
    Filesize

    764KB

  • memory/4476-4-0x0000000000400000-0x00000000004BF000-memory.dmp
    Filesize

    764KB