Analysis

  • max time kernel
    149s
  • max time network
    159s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    16/04/2026, 12:44

General

  • Target
    2026-04-16_17cb81c33ca215e697afb27a92619152_elex_rhadamanthys_stop.exe
  • Size 61KB
  • Sample260416-pyjwysav91
  • SHA256 ffb695aec249d3f0331994becf7b41fb2a1737c3d5fcbaefe8d087cdb8975a33
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • neconyd

C2
  • http://ow5dirasuek.com/

  • http://mkkuei4kdsz.com/

  • http://lousta.net/

Signatures

  • Family: 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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-16_17cb81c33ca215e697afb27a92619152_elex_rhadamanthys_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-16_17cb81c33ca215e697afb27a92619152_elex_rhadamanthys_stop.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1108
    • 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:1464
      • 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:5736

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        omsecor.exe

        • Path C:\Users\Admin\AppData\Roaming\omsecor.exe
        • Size 61KB
        • SHA256 c8dfec3396d3e98d84179f87143a4f8889be8265c0a2708d52407f70d32421a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        omsecor.exe

        • Path C:\Windows\SysWOW64\omsecor.exe
        • Size 61KB
        • SHA256 4e39095043a5023a70e4a34b2da47a5efea2aa9d181041c4f8d3952eefb3d6f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1108-4-0x0000000000AC0000-0x0000000000B7B000-memory.dmp

        memory/1464-5-0x00000000008C0000-0x000000000097B000-memory.dmp

        memory/1464-11-0x00000000008C0000-0x000000000097B000-memory.dmp

        memory/1464-20-0x00000000008C0000-0x000000000097B000-memory.dmp

        memory/5736-21-0x0000000000980000-0x0000000000A3B000-memory.dmp