Analysis

  • max time kernel
    115s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-09-2024 01:40

General

  • Target

    97292122b779b6ed6155a18294fc252db155411ae01e51e38f4f7c027cf606f1N.exe

  • Size

    80KB

  • MD5

    a18df377b1afe9e98cef42387cfc8760

  • SHA1

    168bd8b5c5a2d59776167993c69c13d75cb78a8e

  • SHA256

    97292122b779b6ed6155a18294fc252db155411ae01e51e38f4f7c027cf606f1

  • SHA512

    f198a3e07d4294a9f7447a657780a6f0ad25123804492064fc3ad352b4b595da28ebd5b2ae5d7e3c9f34e92fe60b1a12ae56308f8caf7f653dc1a333c6f53ca9

  • SSDEEP

    768:jfMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:jfbIvYvZEyFKF6N4yS+AQmZTl/5

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\97292122b779b6ed6155a18294fc252db155411ae01e51e38f4f7c027cf606f1N.exe
    "C:\Users\Admin\AppData\Local\Temp\97292122b779b6ed6155a18294fc252db155411ae01e51e38f4f7c027cf606f1N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3624
    • 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:4156
      • 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:2288

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\omsecor.exe

    Filesize

    80KB

    MD5

    43b2d799b2ab43084a5d2f3336ee3b5b

    SHA1

    b35d029b7ab1e5f24b833f59c154a4327f161399

    SHA256

    bcdcdf0d280918d7a259bde3bf5195656619be48089b4d0e4a3c406a3aadd795

    SHA512

    bdd173eafa016389e2b3717c118b349cdc25a62f9e6fd0e900e2ebe841f043600a0260a57854478db6563cf40e11f1980d096611990f0a8a846368acd26910ff

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    80KB

    MD5

    8e26f55db8fcdf0abf04afba4b2c0d38

    SHA1

    9a7918262c78d3ba7c94d5458f83ce7e82ea0dbc

    SHA256

    bbc16c3ecf7bb09186cf29e808e36527004c125be363282540b700b0bf902e09

    SHA512

    e88f7ba3ccfcefb0a1e93f4045ae29a3cf8ecc7501aed0fdb35a1740b5177672479aa66625f3894f5ade5423724521aaee7f81f683558436b85aefd84b9cd519