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Overview

overview

10

Static

static

3

fac01b5a9b...18.exe

windows7-x64

10

fac01b5a9b...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/09/2024, 16:30

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General

  • Target

    fac01b5a9b25e7564a8c112a6eab9f5b_JaffaCakes118.exe

  • Size

    128KB

  • MD5

    fac01b5a9b25e7564a8c112a6eab9f5b

  • SHA1

    cfd5593ea3b6189d406ad6e58b9abefd84c26d15

  • SHA256

    d70d0e47695d1c95ff80d74984f60afe92da2a08e250424f927019ef4f059321

  • SHA512

    8910fb1194cc359cc8b0291fcfe465841c16dd093ed8079c85b140f1867a61b0d6f1bc89b7c3e35400063431db86063d0c1a10153a1d9ab2440fd0094ddaeb16

  • SSDEEP

    3072:npIJovvXFwRBW1cQoj9MYuPCNtrKttJTVUa37P5VrsdZM:8u/d2QRYj6TVU4P5qk

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • 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
    persistence
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fac01b5a9b25e7564a8c112a6eab9f5b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fac01b5a9b25e7564a8c112a6eab9f5b_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4300
    • C:\Users\Admin\meekaa.exe
      "C:\Users\Admin\meekaa.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:2560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\meekaa.exe
    Filesize

    128KB

    MD5

    131d92d7d77f6974e24b41b01236f63e

    SHA1

    797d576e1efeda6010a8116d8f2bd06f669746cb

    SHA256

    3390c72ee54ca512f91b02e214e4d1c9da280b68a62b4261c30ecc345ca853e1

    SHA512

    292f881dc1e0c6fcb5c9f069b5dc3e9611239d139cd7901fc10d009fc7aa6fadcedac51911958e548f8ad218d9adc27a34fb570e6d708b98565a067090036172

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