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Analysis

  • max time kernel
    114s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2024, 05:01

General

  • Target

    5fd393289d24ca3bfd9977cc9f0f2cdd1bef9ec6f5a0789c60864ed9dc0a69e7N.exe

  • Size

    80KB

  • MD5

    99014557fca57e87caf8bc0b2d017360

  • SHA1

    ddf4e5972878a2a101a5290acef5da9b285a8c11

  • SHA256

    5fd393289d24ca3bfd9977cc9f0f2cdd1bef9ec6f5a0789c60864ed9dc0a69e7

  • SHA512

    b0aa176a40e9370cd106552ad3994fdf56c34416f0905553d52ff80c03659cae5916bb3113eddb1364d791e4ece4ea076d438ae705c4b916720bd158e6a8735a

  • SSDEEP

    1536:Id9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZcl/52izbR9XwzJ:4dseIOMEZEyFjEOFqTiQmOl/5xPvwV

Malware Config

Extracted

Family

neconyd

C2

http://ow5dirasuek.com/

http://mkkuei4kdsz.com/

http://lousta.net/

Signatures

  • Neconyd

    Neconyd is a trojan written in C++.

  • Neconyd family
  • 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\5fd393289d24ca3bfd9977cc9f0f2cdd1bef9ec6f5a0789c60864ed9dc0a69e7N.exe
    "C:\Users\Admin\AppData\Local\Temp\5fd393289d24ca3bfd9977cc9f0f2cdd1bef9ec6f5a0789c60864ed9dc0a69e7N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1112
    • 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:3004
      • 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:4432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    80KB

    MD5

    653966adf72b0514c04606788098660a

    SHA1

    94beb135cbd3a5b714d19f1abc445ffe449e9629

    SHA256

    aeb491e663cc6ab99328e03a7e44fd6201acc445a73b5f052ad675ded0950ab6

    SHA512

    98af5a9616125fbc2e923deb0735996bde49bc7b168af4abba19ddaa6b95f7cb182caa2fb6eb1d59c63c02a1a7785f8bd924024a70efe6fb6c080bda3cb73187

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    80KB

    MD5

    574d2e14261761e323b657be41fbfc30

    SHA1

    abf5fd288016a6032348c4b7ce9a7b487718e182

    SHA256

    f7f2b2352f06c9f7736d7d23471fbe8473d30d1644938bad5e7cb0890dc468a4

    SHA512

    d9b9e026b5a4e13874bf70db196942cd65c5731b60a08fb6bc052dafd6ad74145468bf3de878b2a0f69ba3ee2513f208e06083f10ca6b206ae6c5c0aaef20daf