Analysis

  • max time kernel
    93s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-09-2024 22:22

General

  • Target

    c1b2defc1298a0e03d85da41a023a1a0N.exe

  • Size

    653KB

  • MD5

    c1b2defc1298a0e03d85da41a023a1a0

  • SHA1

    12549e84afeb5abf52eebc6887218bd817acb6a5

  • SHA256

    a97fbb267813e185350c6bf28fac2388b7ec1238cec202f9581de337bbac0e2f

  • SHA512

    0cfce79784d00d8de6cbd8a97159c700012a6f5cd2053c412fb09dd0a5ae46c78955addbd79749bf7f21197d3dd2314f8cf34969a2f76f9c54e4221136b6b4fa

  • SSDEEP

    12288:ZMf7R8B1ElYPBl2UaJgrh7/fVGXNvdCyOvKw3V:Z27R8BilWl2UAgZ0XNv4XR3V

Malware Config

Signatures

  • Expiro, m0yv

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

  • Expiro payload 1 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\c1b2defc1298a0e03d85da41a023a1a0N.exe
    "C:\Users\Admin\AppData\Local\Temp\c1b2defc1298a0e03d85da41a023a1a0N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:1836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1836-0-0x0000000001000000-0x00000000011C8000-memory.dmp

    Filesize

    1.8MB

  • memory/1836-1-0x0000000001003000-0x0000000001005000-memory.dmp

    Filesize

    8KB

  • memory/1836-2-0x0000000001000000-0x00000000011C8000-memory.dmp

    Filesize

    1.8MB