Analysis

  • max time kernel
    132s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 19:16

General

  • Target

    68533577ac05d26e0b61e684af9a8e2e_JaffaCakes118.exe

  • Size

    683KB

  • MD5

    68533577ac05d26e0b61e684af9a8e2e

  • SHA1

    2a34ebbe51e343296068cfd8b66d33754121854e

  • SHA256

    2239380bf93d27e4b49d036368277464ab1cbf0f93dfbd2bbbf8b8a9a0e0513b

  • SHA512

    f14ff6a06d0701b2d5895d23cfa8d959fa336792d2c51e04f7a73a45fbbf2376954f1720339b3b8fee2dc43977bd5a0799f74dd783a17d758cb43d7d0e9932b9

  • SSDEEP

    12288:apI1ozCEXgFQZ5O4GsLUfia4eiTxMovq6WuPCOlf5+V63:yI1oz7gFGL/Uqbe6x5Ku6Op5+V63

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\68533577ac05d26e0b61e684af9a8e2e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\68533577ac05d26e0b61e684af9a8e2e_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2892
    • C:\Users\Admin\AppData\Local\Temp\n5798\s5798.exe
      "C:\Users\Admin\AppData\Local\Temp\n5798\s5798.exe" 8fdfb566384cf50353b988493xJp9B45+dMa9DDcOumxzest06mbHViCA/snxjbWnwImdp+9VN0vQn2n6iWyTRJGVyDMJIJi61HOMbXp/o9yS9ab9r2wJuzZh5g38/ioW0DDw+3kJbi8XZASRRwtT9v33iQefPzxo+KL4pdwFOMeLbqMCL1evs8f4uR9OmUy /v "C:\Users\Admin\AppData\Local\Temp\68533577ac05d26e0b61e684af9a8e2e_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\n5798\s5798.exe

    Filesize

    350KB

    MD5

    d438749bcfe5bcdf1d59cbbb82341315

    SHA1

    2f4176c631e0190f35eb2963a4f8ad692fdcd6b7

    SHA256

    0aa566ada2feeb1714acd636da309edc6c3a9b0b8873d97942b55e053e55dd42

    SHA512

    f6ea2cf132c6564d685a6386705f2ff9b3912697f70d3e97e1754084c6c589141f3f72d6d82eeb6cc677a331325ab486389b1e3a202b7b21149499e8c020c67e

  • memory/4000-12-0x00007FFC02135000-0x00007FFC02136000-memory.dmp

    Filesize

    4KB

  • memory/4000-13-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-29-0x000000001BC00000-0x000000001BC10000-memory.dmp

    Filesize

    64KB

  • memory/4000-32-0x000000001C630000-0x000000001CAFE000-memory.dmp

    Filesize

    4.8MB

  • memory/4000-33-0x000000001CBA0000-0x000000001CC3C000-memory.dmp

    Filesize

    624KB

  • memory/4000-34-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-35-0x000000001CD90000-0x000000001CDF2000-memory.dmp

    Filesize

    392KB

  • memory/4000-36-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-37-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-38-0x000000001C020000-0x000000001C028000-memory.dmp

    Filesize

    32KB

  • memory/4000-39-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-40-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-41-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-42-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-43-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-44-0x0000000020510000-0x000000002064C000-memory.dmp

    Filesize

    1.2MB

  • memory/4000-45-0x0000000020B60000-0x000000002106E000-memory.dmp

    Filesize

    5.1MB

  • memory/4000-46-0x00007FFC02135000-0x00007FFC02136000-memory.dmp

    Filesize

    4KB

  • memory/4000-47-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-48-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-49-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-50-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB

  • memory/4000-52-0x00007FFC01E80000-0x00007FFC02821000-memory.dmp

    Filesize

    9.6MB