Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-01-2025 22:17

General

  • Target

    JaffaCakes118_d3b89bdcb4a0d15780b2bc5661ae78be.exe

  • Size

    415KB

  • MD5

    d3b89bdcb4a0d15780b2bc5661ae78be

  • SHA1

    7e56ee6b510d3588b6ac19beb2b3f16d8be98cc7

  • SHA256

    5cff3e609c45983d3375436aed7d89136f213b021b7fa1256e5ef4f8c7cdd167

  • SHA512

    ebd423a9fbf02fc90c54b7d9ee104abfad1e02706b469a7abb14bf3b0958876db11a989bf6884d8bb40a37ca870b93085d42bccc2a889ab2a5a77b27199f44c7

  • SSDEEP

    12288:9r2yKsiDH+O0LnQQCpGOnVRBqyDXkFbNfu:9r2yKsi30EQhAVOc

Malware Config

Signatures

  • Expiro family
  • Expiro, m0yv

    Expiro aka m0yv is a multi-functional backdoor written in C++.

  • Expiro payload 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d3b89bdcb4a0d15780b2bc5661ae78be.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d3b89bdcb4a0d15780b2bc5661ae78be.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:1496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1496-0-0x000000000095B000-0x00000000009EE000-memory.dmp

    Filesize

    588KB

  • memory/1496-2-0x000000000095B000-0x00000000009EE000-memory.dmp

    Filesize

    588KB

  • memory/1496-1-0x00000000008F0000-0x00000000009EE000-memory.dmp

    Filesize

    1016KB

  • memory/1496-3-0x00000000008F0000-0x00000000009EE000-memory.dmp

    Filesize

    1016KB