Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-09-2024 22:47

General

  • Target

    df09d454d262eb37dd1d79f6fb0485fe_JaffaCakes118.exe

  • Size

    124KB

  • MD5

    df09d454d262eb37dd1d79f6fb0485fe

  • SHA1

    a0ad6d2d05514d2144a21bf83cf0815f7d8c8447

  • SHA256

    e0f354f9541a0d4c63a75d05c7e6d8e905182ebf3a7c62d222e43c06c6daf037

  • SHA512

    e2be91d43a9e88632cc897c4b39a89f498db109e9fa0a7bf65958a4603cc0af6d35b66bb7ee150091dd8c964cc73ab2658d59414f16b238efdeabc32d33b99e2

  • SSDEEP

    1536:TtElhwRDyuBxeDtMYHa27J14ltxporZ45iMNeG0h/y:ZElhwRDykeV6gJ1uCt45eq

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\df09d454d262eb37dd1d79f6fb0485fe_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\df09d454d262eb37dd1d79f6fb0485fe_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2776
    • C:\Users\Admin\yuepi.exe
      "C:\Users\Admin\yuepi.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\yuepi.exe

    Filesize

    124KB

    MD5

    15ef71f5e6e44bce517edc8591b6203c

    SHA1

    e2f55309093fc7abcf638eadb8418ba28d722a18

    SHA256

    907d5ab012ddca91c2166889d015a43160c07562dc79b2d72f22184e2788e224

    SHA512

    3424c7760e7fbb4db9d086ebeaddacf14ad1af0392a419238080d3f30337331e5c556c2afb556778f2a64436d3022e851882f683030d8c61b92716d6c40e0b12