Analysis

  • max time kernel
    114s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/08/2024, 06:24

General

  • Target
    702f64b2944e6772217ecad99c7e2620N.exe
  • Size 92KB
  • Sample240816-g6basazdph
  • SHA256 d32ea4b1ec5f6fa811c9e7c7c44d9aa8a43f4fb6957527666f3a883cb3daa183
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • neconyd

C2
  • http://ow5dirasuek.com/

  • http://mkkuei4kdsz.com/

  • http://lousta.net/

Signatures

  • Neconyd

    Neconyd is a trojan written in C++.

  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\702f64b2944e6772217ecad99c7e2620N.exe
    "C:\Users\Admin\AppData\Local\Temp\702f64b2944e6772217ecad99c7e2620N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:820
    • C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:952
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        PID:4188

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        omsecor.exe

        • Path C:\Users\Admin\AppData\Roaming\omsecor.exe
        • Size 92KB
        • SHA256 75ae4e628079d8d6b0f0e794cdf2b45b34df8475d577471b34dc4f5f8d58ee79
        • MD5 SHA1 SHA512 SSDEEP

        omsecor.exe

        • Path C:\Windows\SysWOW64\omsecor.exe
        • Size 92KB
        • SHA256 58581195b1bdcef88624aa5730ea93a28287340373dc157c5e384cc31bea1f84
        • MD5 SHA1 SHA512 SSDEEP

        memory/820-0-0x0000000000400000-0x000000000042B000-memory.dmp

        memory/820-6-0x0000000000400000-0x000000000042B000-memory.dmp

        memory/952-4-0x0000000000400000-0x000000000042B000-memory.dmp

        memory/952-7-0x0000000000400000-0x000000000042B000-memory.dmp

        memory/952-13-0x0000000000400000-0x000000000042B000-memory.dmp

        memory/4188-12-0x0000000000400000-0x000000000042B000-memory.dmp

        memory/4188-14-0x0000000000400000-0x000000000042B000-memory.dmp