Overview

overview

10

Static

static

3

edcb5fa46b...18.exe

windows7-x64

10

edcb5fa46b...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 14:31

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General

  • Target

    edcb5fa46b43641afec907ffd37e5efd_JaffaCakes118.exe

  • Size

    192KB

  • MD5

    edcb5fa46b43641afec907ffd37e5efd

  • SHA1

    d07b5cebb96a6869d5fbaef3c6b86f38cc288c61

  • SHA256

    5851e8a330c25469ffafb14510ffa72cc3e565332b869f5c5d151fd46f1ef2ac

  • SHA512

    e028d854c525afaf24c6367cf7b7405e35837b5fea842d30bad4db6ded8c95a8ec4889761b6baaa015f6bd6cb7e09bbc41747ef7964f990602482f259c4bf663

  • SSDEEP

    3072:QhrpAZQzuua+ev8vCQAmI1W6snovRjvsThGszqwQ5zIM3QnbMhHLQLkUsvV6Gmj8:QuQzWP8tC1W6snovRjvsThGszqwQ5zIM

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 53 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\edcb5fa46b43641afec907ffd37e5efd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\edcb5fa46b43641afec907ffd37e5efd_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:3612
    • C:\Users\Admin\yiojual.exe
      "C:\Users\Admin\yiojual.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:3308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    192KB

    MD5

    65755fed5c97af559cfe8f6354b60fa8

    SHA1

    53ec4ce95f0871b56d7a61fdb2086fc89e2afad6

    SHA256

    5af327218e71fe593f2d5d423687243a94d5fea643ed6163e6876cb577f23057

    SHA512

    8b55b9cb6f1bd3eac7f5829ee62f0de4232e15805203093016ba1f852e3319e05838d57b1d9dca7ab71496f34c20324d86d46ad18142631008df43cce11ab8e8

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