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Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/07/2024, 19:16

General

  • Target

    3609dd9bead078abedec9032528489b5_JaffaCakes118.exe

  • Size

    252KB

  • MD5

    3609dd9bead078abedec9032528489b5

  • SHA1

    212ff9df8b4152de1a0f1926712c01fd37891a11

  • SHA256

    d21c97d91cfb8e7dc41f2bd1d3b8f06b0bdb27b8bb8cd9ac25a888e2e0cd95ff

  • SHA512

    16f0a17a9b46df2f364780446b999eb6ac3e79bf0740a2d9f429d06a45d524a0ff5ed56e2314bd0743c4b760ddd7f46837277fb7b0f123985cff850a00df0cd4

  • SSDEEP

    3072:hl0qlgYg9bVtgfzFHfzb51QRPr8GDilkk:hlHg59joFJyr8GuS

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 51 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\3609dd9bead078abedec9032528489b5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3609dd9bead078abedec9032528489b5_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2952
    • C:\Users\Admin\seueyov.exe
      "C:\Users\Admin\seueyov.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:4044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\seueyov.exe

    Filesize

    252KB

    MD5

    d556b27e030ce8ac0b7c6e7324c145d4

    SHA1

    71803aa9b59991cbd63887e2451d66f8e5ca200a

    SHA256

    85c67f7d7b4f4ec4b67c50699201076223f483b44e45600c70805eb904ecdf1e

    SHA512

    ca81afbcfaec25bf9966d5c79bbc178249fafc836cace31df8b1ff216dc72a9aabb2b58852059967baa4efe139c0f3575a76bea3ae6b184368ccb04f1f56312d