Analysis

  • max time kernel
    93s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/11/2024, 07:51

General

  • Target
    2024-11-24_e119c43446ac3fe96180d068a11c14d4_luca-stealer_magniber.exe
  • Size 5.4MB
  • Sample241124-jp87la1kcs
  • SHA256 5a1b6ba30e0eb0dec7c40f0d39eeb12a73e678dc1b765704207a70157c9dc978
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Expiro family
  • Expiro, m0yv

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

  • Expiro payload 4 IoCs
  • Program crash 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\2024-11-24_e119c43446ac3fe96180d068a11c14d4_luca-stealer_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-24_e119c43446ac3fe96180d068a11c14d4_luca-stealer_magniber.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2404
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 508
      2⤵
      • Program crash
      PID:4936
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2404 -ip 2404
    1⤵
      PID:832

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          memory/2404-0-0x00000000009FA000-0x0000000000A8D000-memory.dmp

          memory/2404-1-0x0000000000480000-0x0000000000A8D000-memory.dmp

          memory/2404-2-0x00000000009FA000-0x0000000000A8D000-memory.dmp

          memory/2404-3-0x0000000000480000-0x0000000000A8D000-memory.dmp