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Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2024, 16:55

General

  • Target

    74000eca658ee9ef4377604fa46dc01a09ca4d89700f6be7b7d53cf6c9680152N.exe

  • Size

    594KB

  • MD5

    a36a8659f2f154fc3f0b405ebfc84480

  • SHA1

    3be0f6b4c4b9eeef42abeec3eec481f7bed29aa0

  • SHA256

    74000eca658ee9ef4377604fa46dc01a09ca4d89700f6be7b7d53cf6c9680152

  • SHA512

    c4c6fbd874a9661efbcc377ed7e8a909ce709920e8679cc68df846ef109d3ed5702d44669d9014c9946216da9672bf0ff1c478c0fe90086d016d89b3683f6543

  • SSDEEP

    12288:UMU7R8B7rSMrgO10sCRgNU3CFbcz8uNJ/gst4fy+/Hqd6/rYN+l:UJ7R8B7rSMrX10sKgNSCFbc4uNd14vHM

Malware Config

Signatures

  • Expiro family
  • 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\74000eca658ee9ef4377604fa46dc01a09ca4d89700f6be7b7d53cf6c9680152N.exe
    "C:\Users\Admin\AppData\Local\Temp\74000eca658ee9ef4377604fa46dc01a09ca4d89700f6be7b7d53cf6c9680152N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2668-0-0x0000000001000000-0x00000000011B0000-memory.dmp

    Filesize

    1.7MB

  • memory/2668-1-0x0000000001003000-0x0000000001005000-memory.dmp

    Filesize

    8KB

  • memory/2668-2-0x0000000001000000-0x00000000011B0000-memory.dmp

    Filesize

    1.7MB