Overview

overview

10

Static

static

3

JaffaCakes...dc.exe

windows7-x64

10

JaffaCakes...dc.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    14s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28/03/2025, 09:55

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General

  • Target

    JaffaCakes118_8a8f27ab1dd1426f4c83670b661a60dc.exe

  • Size

    260KB

  • MD5

    8a8f27ab1dd1426f4c83670b661a60dc

  • SHA1

    37b009f482608c90a64e48cf24610701a862d565

  • SHA256

    cf4c13acec898e8dfda2ee2cc18af281060b4f1210a7acf3d0ce741a5f7b1df5

  • SHA512

    7b88f7473b4096454948b588348451d4d6f9ba00447e624ca6567d9f1dbac6a209fc59d874762b6a73a9e59406c6630cf426d1901b80943c36aa090352c84431

  • SSDEEP

    6144:FdVNgTSrMaIl/jcLijfHFEHWzXvjT85R:FaTSrMaIqLlI/H85R

Score
10/10
defense_evasiondiscoverypersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    defense_evasion
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 12 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
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 24 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a8f27ab1dd1426f4c83670b661a60dc.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a8f27ab1dd1426f4c83670b661a60dc.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Users\Admin\ziemi.exe
      "C:\Users\Admin\ziemi.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:2348
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    260KB

    MD5

    f2e2a3a1e0ffe135e2890006e3a01993

    SHA1

    12047777424d2db34efaf1b47083546dd0f9c0d4

    SHA256

    10587a104cc59a1b020f68fba968c90895ff7fc209a056f9a8fa3395b11d5770

    SHA512

    3a57d3e1dc815758050f4891900abc4a1d904b38bc6c797f7f52ff2568c351abeb714459c10527f183c6766783908ac6e73dffc834256cead88729a02557f83c

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