Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 01:03

General

  • Target

    41f8d75e8978ed377acc0f3024a64a70_NEAS.exe

  • Size

    88KB

  • MD5

    41f8d75e8978ed377acc0f3024a64a70

  • SHA1

    fc0a433aa5e13b050ae39b18cf5c59bfd61818d9

  • SHA256

    b87a21e5ac07a9b9863ee2d9e265340bef3937e3a30a92ec74c8db618d4f50af

  • SHA512

    3cfcfab11e7accebb66dea3c2f4117e5fa5879b10682f4769d411b101fae24ba2e39f1896a0ac3cdabcc25a529d3bd5f966ff11bc3e87a5e6537ed600d609c14

  • SSDEEP

    768:bMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uA:bbIvYvZEyFKF6N4yS+AQmZTl/5

Score
10/10

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
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\41f8d75e8978ed377acc0f3024a64a70_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\41f8d75e8978ed377acc0f3024a64a70_NEAS.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:532
    • C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1464
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1008
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          PID:4592

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    Filesize

    88KB

    MD5

    23aa020a09d1eca6fb447c24180f0393

    SHA1

    79f6ccd7da37013a60df1d035f76a7c4d45387dc

    SHA256

    f1ca080330658d854c77440d78af2997044a8137e395ab8e60db869601373cf2

    SHA512

    4679487492f5618519cef482daea6b50fef5a54cb7a73b915407351b2d6e6f8efc7ea26a00da8767f70462aff1f04e2b12ad7cee381aa6c95cd837675adf9c18

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

    Filesize

    88KB

    MD5

    3cf5d917a060684a9efff3074b149e97

    SHA1

    45fcfff1a3c4433d4f4fb4e51ae0fe25228066ec

    SHA256

    3de32c2e9033517203ad77ef7fd349322ad359972f4a11d2eac581bab5fca96f

    SHA512

    7cb1793a877f01a5516738412744aecc37c1acf8623d07e7d7939c5658d347be21c02a308469ff733cbdcb07f0653e085094333c35db74b0f12c852c22b503fb

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    88KB

    MD5

    ac8f9329110f8d1e564572b281ef893a

    SHA1

    2ef3f7287678a0f27fed89e6c9c6b7c5f0887b0f

    SHA256

    582c96823f03e314eae0611a052af803f3f5d60f8192680d388ef5162a4e163a

    SHA512

    2debd93e583c18916808570b0963b961bfc1c0b12055c8b4e096ec23618ebfab791b60de71ad415f9f304fdaa4498e70f0ba7d1a071e06c7f70e5a8573e7ba6d