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Analysis

  • max time kernel
    126s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    06/05/2024, 23:53

General

  • Target

    3528c59d43e7da38d5d09c44e15be5d0_NEAS.exe

  • Size

    76KB

  • MD5

    3528c59d43e7da38d5d09c44e15be5d0

  • SHA1

    195073692dd2cf372fcdf7ecd4d8c8b186391a9e

  • SHA256

    2d76d5ddf0ceff3364c6fe3e39972bf251401e45640b1153bebea14b3917c951

  • SHA512

    a6db3d80621c539736b271cc8d422ba7e6c2a20c2fb88bc4147ab77156a583850a8c5cae58a3b9ab024d66d7c9ef32262451dccbd107a5fbf967d3f52065cfbe

  • SSDEEP

    768:EMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uAW:EbIvYvZEyFKF6N4yS+AQmZTl/5O

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
  • Loads dropped DLL 6 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3528c59d43e7da38d5d09c44e15be5d0_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\3528c59d43e7da38d5d09c44e15be5d0_NEAS.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2836
    • 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
      • Suspicious use of WriteProcessMemory
      PID:3056
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1616
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          PID:1448

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    Filesize

    76KB

    MD5

    6c0abe69d9650705d4fd8f355ec458b9

    SHA1

    b96fae3c723011683607d7e9913354b0208ce7fd

    SHA256

    efa9afbd59234f3bcff82839449883fb9e6e39a9f162dc9a44f484e104e94e1e

    SHA512

    15d42a0cd4368a95697e4405d5740ca47f809e65521289c8253ace255d70119c0ebd786a9eb3a8a187c3d6f5bf443ea5f45b6b7bc221281ed2ab8f5083d65874

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

    Filesize

    76KB

    MD5

    916854cae460c79be4cdda041af1bd90

    SHA1

    1206d63abdb50a3cd9a32143ecb5385b1e0108dd

    SHA256

    dd84f6143ce8976958440e6b8d6c6ba5c58aab80d9b8c458b830a4930d8b081a

    SHA512

    b45023cbce9be9e6916058d96e4925dc7db139f2f04131a76f534f8d5368a9f530e00fcf76032c62835f1e7308c939cbad40fac312546dea91af8eb89f8c7ea5

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    76KB

    MD5

    05362b78c74bbb58ddfc866062bce4e3

    SHA1

    0d1c10bc7bafd548d0f31bab4099496890cdd62c

    SHA256

    27d5ab0dafe4fefd3ee99ce6d2ee3387c179649c2db3adda7ffe8961af545dfc

    SHA512

    70b20c65e2ddcf6bbe605c462295693b70105bbed571332078fb683d099c49426d56ba8571197c3351ff3b52226117add6e11c3609243610502387615dec7d2a