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Analysis

  • max time kernel
    114s
  • max time network
    122s
  • 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, 13:13

General

  • Target

    d8b2fea6299012d53d989148760223234af6982677f11d92b77cf2e307bd5d1a.exe

  • Size

    92KB

  • MD5

    4e4dbc0d7fa4ec586b9c1ec635942faf

  • SHA1

    7977b5c48cb725afa4d7bea9b9bdc0d182c8299f

  • SHA256

    d8b2fea6299012d53d989148760223234af6982677f11d92b77cf2e307bd5d1a

  • SHA512

    08533947db74605344113ebf8ea7f160bf59de80a2f4d12df382495d53f70b0c0e44b87e512c5d433b8c30aed35d4da149808306372cd2bb8325c15812d70121

  • SSDEEP

    1536:sd9dseIOcEr3bIvYvZEyF4EEOF6N4yS+AQmZTl/5V:UdseIOyEZEyFjEOFqTiQm5l/5V

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
  • 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\d8b2fea6299012d53d989148760223234af6982677f11d92b77cf2e307bd5d1a.exe
    "C:\Users\Admin\AppData\Local\Temp\d8b2fea6299012d53d989148760223234af6982677f11d92b77cf2e307bd5d1a.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2560
    • 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:1724
      • 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:4868
        • 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:4116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    92KB

    MD5

    4f9a20f19fd6a06b7e007f4c87a02b98

    SHA1

    aa6fd84b205fb4ea7380ac8098d965226a40efe1

    SHA256

    af76a3d1e1ea5a3eb2c48cf44424cb6be18972b9715d30761b0916c44dbac69a

    SHA512

    c57433e518efc03bc17323d22d8141a8a283a75bff44917268ba33842662a25c87a4fe4b5e0d7fbc0a2386afc5cd970bcb17928e29a1e021b38eb6aa679af40c

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

    Filesize

    92KB

    MD5

    2311f2c6b6485ec165f981a713d5cc06

    SHA1

    a1b028caf711dee1fd21c0b31f372549b88ea0e0

    SHA256

    bb8b9780732ff626c5a94f4a34c32dfc28f8503594a768df7ed937aa7dbd104e

    SHA512

    ceb18eced48411ba052a5215032caa6c988247b4ef71c1a183272dfe7bd725e5de73b8c98256c17df9ef40ec5d6709104e0ae456a129f52699d7986d410f0074

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    92KB

    MD5

    a924d460b85ca51c0698de74a8283763

    SHA1

    598cf73820e86fac7bfab51ddc4d86f118ae3c71

    SHA256

    80ce2a1ef9e3de89acd34525f35d293ef47bee916595498de9971144d4f09576

    SHA512

    430df855eea3c4bde6e63fb4c80c0e9f6ced2858728997105590b7ed8c30730505e5c1fab9427944b207f3213364d72186e6ec39be2654ffa3be98299efc18d9

  • memory/1724-5-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1724-7-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1724-12-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2560-0-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2560-6-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4116-17-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4116-20-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4868-11-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4868-18-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB