Analysis

  • max time kernel
    114s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2024 21:23

General

  • Target

    c979ab1567810bcdbff7ed00bc21ea826933b19b7ac4b95e558f7454f3082922N.exe

  • Size

    90KB

  • MD5

    15c958471557cebf44080a68531977c0

  • SHA1

    5595f1f3f31fc2642fcc1d4c86be1966084b3939

  • SHA256

    c979ab1567810bcdbff7ed00bc21ea826933b19b7ac4b95e558f7454f3082922

  • SHA512

    8462645de46da2bb5d91d0c2b1777f5fd628ea2bb4fe84c754fe6cdcdfcac67866038be9516207558ecd5369347b840e2f724fb60b99c590c9110a07ca1ad55a

  • SSDEEP

    768:+MEIvFGvZEr8LFK0ic46N4zeSdPAHwmZGp6JXXlaa5uA:+bIvYvZEyFKF6N4aS5AQmZTl/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++.

  • Neconyd family
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c979ab1567810bcdbff7ed00bc21ea826933b19b7ac4b95e558f7454f3082922N.exe
    "C:\Users\Admin\AppData\Local\Temp\c979ab1567810bcdbff7ed00bc21ea826933b19b7ac4b95e558f7454f3082922N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2772
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    90KB

    MD5

    30c5aaa604b8171cb246bb7f48e64513

    SHA1

    06e1bd6399b6b282bf26ac752490d8264e651431

    SHA256

    a436bea9bd9b978b1bad072d9d50088d5289bc1257a9fe7785a8e5c7954d3f53

    SHA512

    087a80e037702bc51dfb35884a98aef37ad4c0b82d92987688e3feafc947d5e3dd9bf8a9825b25295f90a0a46867aaa4b50389ad05d18f3b9e34a6ef3a8dab4f

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

    Filesize

    90KB

    MD5

    462fbbbcea4785c261deba8eea09f195

    SHA1

    88f78d8479a99ba8f67e0c2bfae9cbb817fbcf01

    SHA256

    2ddfd4804d31666c21c5ba9f144f093921015baa3fbbd591e5f701ebe5b818e0

    SHA512

    73fb9f6a902a55fc141b48a06d5ecc0c52dbce3f0a21a67bfceec805f8292cc05f025d461d3dd704a3c697498c0abbe4d5ab9fde5395ddf6c8427c170ab8beff

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    90KB

    MD5

    25fc959e2a5dce28e1f96549eb604993

    SHA1

    0e44a07ce6a9131241e2dc39be796ab9810a7307

    SHA256

    917b0a147fb04726530173370b320e270179c45df737c59df846e7b247ce4b8d

    SHA512

    19963ee1eec9093f5d2661eef9481aee05a88481dad1c31f2e99e5af7fe56bb20ae286d11ab2c9b0a9e0ea76d4f0d49ddbd501c1da37737ea8c0b0203823d69d

  • memory/2368-1-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2380-9-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2380-11-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2380-16-0x0000000000290000-0x00000000002BB000-memory.dmp

    Filesize

    172KB

  • memory/2380-22-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2772-33-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2772-24-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2888-36-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB