Analysis

  • max time kernel
    143s
  • 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 15:21

General

  • Target

    fd11521192065780080ffb404a8a80b7_JaffaCakes118.exe

  • Size

    341KB

  • MD5

    fd11521192065780080ffb404a8a80b7

  • SHA1

    aaa666f9ff1ae624931875b7e09b0a8d0328ddbb

  • SHA256

    520030b7cb3ad94c40f2cca5dd868248971ea788a88d66a2b6c43c740e80c82b

  • SHA512

    f1ac1614ae05ad9c779b16e975d73f7713cb282d660aaad02d75e7dba3333714d3d73ede4f099b5de144efac1c64be04e5f016b7b07ddb2f9f22df84a6c85d9c

  • SSDEEP

    6144:afZ/nwzIhoZib9i0ju9BKVoEZUWUrCL+sBn49HKMZ/JQaTNM/eG:afpPOZiBiq3zxggLBn49quJHTiWG

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\fd11521192065780080ffb404a8a80b7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fd11521192065780080ffb404a8a80b7_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Modifies system certificate store
    PID:4460

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/4460-0-0x0000000000400000-0x00000000004BF000-memory.dmp
    Filesize

    764KB

  • memory/4460-6-0x0000000000400000-0x00000000004BF000-memory.dmp
    Filesize

    764KB