Analysis

  • max time kernel
    114s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-08-2024 23:16

General

  • Target

    ab4dedf6e12a49ee8bedf85b3203a7f0N.exe

  • Size

    90KB

  • MD5

    ab4dedf6e12a49ee8bedf85b3203a7f0

  • SHA1

    a32da655f101dfb2ac73a963fc72f5d17cd07206

  • SHA256

    3203cfa8739f2b1fa705f3230662cbcf868a71f43df5d0b4d31582d89ab9c926

  • SHA512

    ab5dafc1cdef7bc391a345333bf954aed47d2f12fb2d707ddad70b9e0abf54d8ccc45688b3dce8ec7b4c25343f40674a6b1ffed0af93a646dd4b90926967eda5

  • SSDEEP

    768:jMEIvFGvZEr8LFK0ic46N4zeSdPAHwmZGp6JXXlaa5uA:jbIvYvZEyFKF6N4aS5AQmZTl/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 3 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ab4dedf6e12a49ee8bedf85b3203a7f0N.exe
    "C:\Users\Admin\AppData\Local\Temp\ab4dedf6e12a49ee8bedf85b3203a7f0N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1304
    • 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:4456
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4780
        • 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:3684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    90KB

    MD5

    66151d6d015148fcd23bf666f63eeee7

    SHA1

    534df2939abe74d5a26bbc2e2793f9117044391d

    SHA256

    e70f9a70a3e0079bd80120ad78655ca4bab52b5786036fbdeb27bb91004004c9

    SHA512

    36c79f6ee049c11ab5223acbb471ab8b667b5a79be8dbd1932f885fe5ea7940d21165f88e6257e904e498b9a2bc61db988510c73825e763b3cdb32fedb8584a7

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

    Filesize

    90KB

    MD5

    f552ca15710cf1d95beac0800a810cbe

    SHA1

    e3d36705c8b209ca3b5c1cb06d82643218b4d817

    SHA256

    e3024e531e8aa641f159d9094a61fdb6b55d4dc4452879272bc6d5c206abe646

    SHA512

    f10ba157f391c41771fd2615088e5c58343e807dc43f704d44c1eef93728bea2de92b7643bc24832264eace531cf33808e6a1c3e9fc66538ea19845fa1b27065

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    90KB

    MD5

    6833d47df5d0f3251a96d079fce616dd

    SHA1

    9c3a96c1b848527c9bf7fe5bc6ac23b63c618fc6

    SHA256

    b82eab4b1694a0eba914d11cbb69e403d254e32ac00c5be1f1c0562a78938d88

    SHA512

    12c3a3c109426dad12488cfe856f2e3fd0e737c2ea3fff70234a069f10c5e14eb27a579b76a04dda142983aa09714c1ce97b6315e13fef734831ff553acc857f

  • memory/1304-0-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1304-6-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/3684-18-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/3684-20-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4456-4-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4456-7-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4456-13-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4780-11-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4780-17-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB