Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/07/2024, 00:14

General

  • Target

    6562a037787ea5ab240e0e4c8ec7c9ed_JaffaCakes118.exe

  • Size

    260KB

  • MD5

    6562a037787ea5ab240e0e4c8ec7c9ed

  • SHA1

    198d90ae29e8a2147413f33e1bd957a960b745fd

  • SHA256

    20d5eb8b0f91aff09f900c383533855c1f6bcc1ca25f8d0797caff89b517fbed

  • SHA512

    73c449caa81600adca323a581cffafe31ba772b4d1f059c9d1ed24e6a8dcc2f83565006db7677718495b36388f86b1844bc0a823fcb7ce1fc2a1aeb557689f7e

  • SSDEEP

    3072:RZZcPIDHQXftsa01SOq1RY4uJr/I5fEKcpGJsXS9iyU:hcPIDd+JleGJ99e

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 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
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\6562a037787ea5ab240e0e4c8ec7c9ed_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6562a037787ea5ab240e0e4c8ec7c9ed_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4132
    • C:\Users\Admin\tiaimi.exe
      "C:\Users\Admin\tiaimi.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\tiaimi.exe

    Filesize

    260KB

    MD5

    bcac10b91111de338bf85342cbcbe732

    SHA1

    aebcf242ab9beffb161ebab9f6d1685edcc01f48

    SHA256

    583413f909c365b58d103f5ad3e232ff5529d0f0d5b7327f04b2154ba60cbbfb

    SHA512

    4488a9a57d4b4b61b8663c6f6a0e6fdb13d8f4a18987bfd0220c36f99278f4d377c9194199cdec9a3f6094da6ff33821f800a19bc5d56f860858f183f8c891b6