Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-11-2023 00:49

General

  • Target

    NEAS.42ca8459c925ee7a5bad2874c43d0730.exe

  • Size

    61KB

  • MD5

    42ca8459c925ee7a5bad2874c43d0730

  • SHA1

    202b0c4141f5b6e3920c6a41c2bac22c6ca9f66e

  • SHA256

    80ef1d24178c3831c71e1a4b2b4401f60b237698efe8f8047ee4f97bd9f29b5c

  • SHA512

    3ea41efdb54c65e42eb12308f2d412a71192c831d6e91162523fb3a797768708c2b153b5a91fa59364398dd8cfd473d9bb4c220c7a8e78f9c55c616693a98714

  • SSDEEP

    1536:rd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZfl/5:bdseIOMEZEyFjEOFqTiQm1l/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 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.42ca8459c925ee7a5bad2874c43d0730.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.42ca8459c925ee7a5bad2874c43d0730.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:416
    • 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:1192
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        PID:3344

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    Filesize

    61KB

    MD5

    e5f5d40369b45dbc6a8cb977941614fc

    SHA1

    396e16c9ea5c2dcf8636359e68d3634792b67e85

    SHA256

    3387712b304dcc6e60e265b459a3818f27377bd78216dc87ea2d100cfb38c06a

    SHA512

    9c00229370287837654b25bfd0b76a3b2d67a224e82efc21e3e88aac2d3708a5b752ae007fc667ad8b3bca3e43ba018517d1a1bac056c4a37dffc464baa1c9fe

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

    Filesize

    61KB

    MD5

    e5f5d40369b45dbc6a8cb977941614fc

    SHA1

    396e16c9ea5c2dcf8636359e68d3634792b67e85

    SHA256

    3387712b304dcc6e60e265b459a3818f27377bd78216dc87ea2d100cfb38c06a

    SHA512

    9c00229370287837654b25bfd0b76a3b2d67a224e82efc21e3e88aac2d3708a5b752ae007fc667ad8b3bca3e43ba018517d1a1bac056c4a37dffc464baa1c9fe

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    61KB

    MD5

    70094d97151b2c246609477043021701

    SHA1

    f06e71d3f456daeecaf9ecdd5369923f5b8b6020

    SHA256

    cdc128e118ad1b9a9f81fc5619aa7b484208a56183c879f3497ebebb267fda1a

    SHA512

    09cc8d7951bbe2068e0bd3c9dd12d4296d10b1bdface65130b673b260a9d292b659d1811d43f6c477dd7cc5f410584faa6e4b8df4e16a89c24058e21a17c35c8

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    61KB

    MD5

    70094d97151b2c246609477043021701

    SHA1

    f06e71d3f456daeecaf9ecdd5369923f5b8b6020

    SHA256

    cdc128e118ad1b9a9f81fc5619aa7b484208a56183c879f3497ebebb267fda1a

    SHA512

    09cc8d7951bbe2068e0bd3c9dd12d4296d10b1bdface65130b673b260a9d292b659d1811d43f6c477dd7cc5f410584faa6e4b8df4e16a89c24058e21a17c35c8