Analysis

  • max time kernel
    150s
  • max time network
    154s
  • 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 18:01

General

  • Target

    fadd6ea8f305c0687d000cb3da4178d0_JaffaCakes118.exe

  • Size

    229KB

  • MD5

    fadd6ea8f305c0687d000cb3da4178d0

  • SHA1

    99f6bdda3eec05b2a0e0f674b66b572595c97c07

  • SHA256

    4af6b398b4ee748f799ee65b23bd05c85ed79a3112cbd76c9130b4965c228d33

  • SHA512

    6b4882f53c73f71cb531b1b0ebd79354bc0673f8be7259c049621f7303082c025f4ca12df8fbd996489de283ee9b0cd0090b35813f41a4bc36a69e2055f87af0

  • SSDEEP

    6144:K1JBShQfzqUFjXtmwLK5KzmbHH+e5U4xdH:qJYh3UhXtm+n0+e5U4rH

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
  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fadd6ea8f305c0687d000cb3da4178d0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fadd6ea8f305c0687d000cb3da4178d0_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:3572

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/3572-0-0x0000000000400000-0x0000000000487000-memory.dmp
    Filesize

    540KB

  • memory/3572-11-0x0000000000400000-0x0000000000487000-memory.dmp
    Filesize

    540KB

  • memory/3572-16-0x0000000000400000-0x0000000000487000-memory.dmp
    Filesize

    540KB

  • memory/3572-17-0x0000000000400000-0x0000000000487000-memory.dmp
    Filesize

    540KB

  • memory/3572-19-0x0000000000400000-0x0000000000487000-memory.dmp
    Filesize

    540KB

  • memory/3572-22-0x0000000000400000-0x0000000000487000-memory.dmp
    Filesize

    540KB

  • memory/3572-23-0x0000000000400000-0x0000000000487000-memory.dmp
    Filesize

    540KB