Analysis

  • max time kernel
    143s
  • max time network
    150s
  • 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 08:25

General

  • Target

    fc568e7528ff753b07c70a6241d1a68e_JaffaCakes118.exe

  • Size

    337KB

  • MD5

    fc568e7528ff753b07c70a6241d1a68e

  • SHA1

    9c7d19e9fc07c262cef24a01a97a8e69a1bfba0e

  • SHA256

    48b2b530ddd5fc6bedccc924c8a4e187a4534454cdd41668fa0267a2a0729808

  • SHA512

    3dc561161a9cd092fb744c9173dca9a670c634adcf271b91cd72ed7a64561a66550361bdd574ea04a5fbbfa3adb1a0e625dd634a8d523b4951ba5fa5dec30fea

  • SSDEEP

    6144:/S+QH6yN8wfRe3q+2ZYbO2PY/eQanlrU8b/+5DzsA+czruW17phFpUSI/jqMWYUL:TE6y66e3N272PYXZ87IzsA+czruW17p7

Malware Config

Signatures

  • UPX packed file 3 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\fc568e7528ff753b07c70a6241d1a68e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fc568e7528ff753b07c70a6241d1a68e_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:1464

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/1464-0-0x0000000000400000-0x00000000004BE000-memory.dmp
    Filesize

    760KB

  • memory/1464-11-0x0000000000400000-0x00000000004BE000-memory.dmp
    Filesize

    760KB

  • memory/1464-17-0x0000000000400000-0x00000000004BE000-memory.dmp
    Filesize

    760KB