Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08/01/2025, 11:57

General

  • Target

    7ee11f85e1380cc197c7f86485756207e10e5aaa59f9646dae981641113ff2a5N.exe

  • Size

    927KB

  • MD5

    797c53ab8096a9a97d91bd8b4b25aea0

  • SHA1

    36f56d955c6bcf22b4d6391b61af1c6754b3d29a

  • SHA256

    7ee11f85e1380cc197c7f86485756207e10e5aaa59f9646dae981641113ff2a5

  • SHA512

    ea1a7512e42361aa6d08b8107e15a3419e0de4c8fdb8f96f2473dc3279f46ef010fa46fc8910d57a4e3b214b0f7da0e3bbb6241bcf0181978a722d63c5bc05f8

  • SSDEEP

    24576:RjkqcetqSd1ELP34MYTNvyvzEYoo+iiNuZXL:xkqjtqSDELPYsbH

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.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7ee11f85e1380cc197c7f86485756207e10e5aaa59f9646dae981641113ff2a5N.exe
    "C:\Users\Admin\AppData\Local\Temp\7ee11f85e1380cc197c7f86485756207e10e5aaa59f9646dae981641113ff2a5N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2256

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2256-0-0x0000000000400000-0x00000000006B6000-memory.dmp

    Filesize

    2.7MB

  • memory/2256-1-0x0000000000414000-0x0000000000415000-memory.dmp

    Filesize

    4KB

  • memory/2256-3-0x0000000000400000-0x00000000006B6000-memory.dmp

    Filesize

    2.7MB