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Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/01/2025, 06:10

General

  • Target

    JaffaCakes118_8fb8b3ca7f8b1b4900e0a32c5f98f875.exe

  • Size

    457KB

  • MD5

    8fb8b3ca7f8b1b4900e0a32c5f98f875

  • SHA1

    7defa555fadf28bf42b2d504d18a1a1c38216cc9

  • SHA256

    b4fd0335ed66752f2b021af5fb99d654ba0578c0478aa570682c0e5c15bf0cba

  • SHA512

    1ee5634dd3790c300bacf8cb071c81df455f56749460e32393887b1795605e72179e724174254b0d9eb74dc32291b50abb6add67fb4a9b8bf2f2806bf9f40f27

  • SSDEEP

    12288:E0ZCemOMvy/pyr3mwLQcUqgsPBYv745B:PgjNmwLQcUySD45

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_8fb8b3ca7f8b1b4900e0a32c5f98f875.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fb8b3ca7f8b1b4900e0a32c5f98f875.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:1632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1632-0-0x0000000010074000-0x0000000010108000-memory.dmp

    Filesize

    592KB

  • memory/1632-1-0x0000000010000000-0x0000000010108000-memory.dmp

    Filesize

    1.0MB

  • memory/1632-2-0x0000000010074000-0x0000000010108000-memory.dmp

    Filesize

    592KB

  • memory/1632-3-0x0000000010000000-0x0000000010108000-memory.dmp

    Filesize

    1.0MB