Analysis

  • max time kernel
    139s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 02:19

General

  • Target

    b926ffef81b990a31b74b6d0a9756e9316b6749dd8ac77dd7921d471c2e351a6.exe

  • Size

    68KB

  • MD5

    e5e5158940f5b08bd1560810f2d9b872

  • SHA1

    f3419c747fb6d9a5da0cc98bc99ed292affb2998

  • SHA256

    b926ffef81b990a31b74b6d0a9756e9316b6749dd8ac77dd7921d471c2e351a6

  • SHA512

    16616c2553bd8db6c3e7cd621caa4f791402d75b6309b58e312024a717c4295a99e4a8f330b0293ee4fa3445700c6a382e399f00bbc7a2b78f4c335cc96e731d

  • SSDEEP

    1536:dd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZTl/5:VdseIOMEZEyFjEOFqTiQm5l/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\b926ffef81b990a31b74b6d0a9756e9316b6749dd8ac77dd7921d471c2e351a6.exe
    "C:\Users\Admin\AppData\Local\Temp\b926ffef81b990a31b74b6d0a9756e9316b6749dd8ac77dd7921d471c2e351a6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2620
    • 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:3876
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:432
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          PID:5844
  • 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=3904 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5508

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      68KB

      MD5

      e96d4934f0ad4720210b5a7dfabbc2e7

      SHA1

      f8930f5af3c6e38a9ab5919a0940a954d57a827e

      SHA256

      7e486b9b1387e8f30d3fbe8c24e517d3926cd7297aaa6da9c2fc1b1f864b36cc

      SHA512

      e84cb7a546412315168051a18290e8c81260b048f86c59db60bb029bb82f38187e1f202e5799534ce72380984a924dc512493efe8793702eb01efdfd68be0229

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

      68KB

      MD5

      f387b544f8bfbcf11c9ee8cefc9b256e

      SHA1

      59a2bc3032b44e93b3eea3f73f706280e2db22b7

      SHA256

      0297917b646e11270e4478c1da4df711cfa5f4ef98a6aa36f540b65390957557

      SHA512

      bd66feb2da8929252da9d5b1c33864831fbbccc959bb008301729d145c603eac554a22de28298224e64ecf1e89326187305aa0da5de212c6dfefdc141a72467f

    • C:\Windows\SysWOW64\omsecor.exe
      Filesize

      68KB

      MD5

      b70cabf61a95dc58b1bb7906b54de825

      SHA1

      bd014ff82b691e5545ed0cbb672404cbf3a74f2a

      SHA256

      d376d9ef9c363c1c2e68bb134f8f00da84da6afc2b7d0e9936290c08829db86a

      SHA512

      1cc89e80883e194c4e56c455c9903ba87c23d648c037db4ad300b59bd45d521b6b2aca55e90c8d69be3b6952736120dd889bdcf497c8555f7bdf5d83a947131b