Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/05/2024, 18:04

General

  • Target
    2c535b5b8e242717c64f8d1c6f39903829fb87ac086749b0ed044ba7d2e5c4fc.exe
  • Size 84KB
  • Sample240522-wn3dwabc2s
  • SHA256 2c535b5b8e242717c64f8d1c6f39903829fb87ac086749b0ed044ba7d2e5c4fc
  • MD5 SHA1 SHA512 SSDEEP
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\2c535b5b8e242717c64f8d1c6f39903829fb87ac086749b0ed044ba7d2e5c4fc.exe
    "C:\Users\Admin\AppData\Local\Temp\2c535b5b8e242717c64f8d1c6f39903829fb87ac086749b0ed044ba7d2e5c4fc.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5112
    • 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:2876
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        PID:3104
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4088 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3416

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          omsecor.exe

          • Path C:\Users\Admin\AppData\Roaming\omsecor.exe
          • Size 84KB
          • SHA256 ff4d1339f4d57b667cfcb22d5beb40359040cf6c93d3aea49e3cf28f66e9fa3b
          • MD5 SHA1 SHA512 SSDEEP

          omsecor.exe

          • Path C:\Windows\SysWOW64\omsecor.exe
          • Size 84KB
          • SHA256 5a009e80f2f94c658dc0a4e073ba8461fa32cd00f07093fe4065d544d91769a7
          • MD5 SHA1 SHA512 SSDEEP