Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/05/2024, 23:14

General

  • Target
    8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe
  • Size 35KB
  • Sample240518-28a31sdf26
  • SHA256 8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • neconyd

C2
  • http://ow5dirasuek.com/

  • http://mkkuei4kdsz.com/

  • http://lousta.net/

Signatures

  • Neconyd

    Neconyd is a trojan written in C++.

  • UPX dump on OEP (original entry point) 16 IoCs
  • Executes dropped EXE 3 IoCs
  • UPX packed file 16 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe
    "C:\Users\Admin\AppData\Local\Temp\8087200045559a4e13069a1ea7db53419d5b0a110309737abdc34ca1489855a9.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4860
    • C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:3444
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3448
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          PID:3056

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        omsecor.exe

        • Path C:\Users\Admin\AppData\Roaming\omsecor.exe
        • Size 35KB
        • SHA256 a28f3c96579f82b61a9d37b6851407025bbc7fb2001f036cf60d2151a758d1cb
        • MD5 SHA1 SHA512 SSDEEP

        omsecor.exe

        • Path C:\Users\Admin\AppData\Roaming\omsecor.exe
        • Size 35KB
        • SHA256 0e37afbcd31b8817faeff6b48fd3953ed15304be77eb41c64db7ff33e192176c
        • MD5 SHA1 SHA512 SSDEEP

        omsecor.exe

        • Path C:\Windows\SysWOW64\omsecor.exe
        • Size 35KB
        • SHA256 1280d1600394b478e32985de34ab1c149f0c64badb0fb88fcc693cc3bd017b47
        • MD5 SHA1 SHA512 SSDEEP

        memory/3056-33-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3056-30-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3056-28-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3444-8-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3444-15-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3444-14-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3444-20-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3444-11-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3444-4-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3448-22-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/3448-27-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/4860-0-0x0000000000400000-0x000000000042D000-memory.dmp

        memory/4860-7-0x0000000000400000-0x000000000042D000-memory.dmp