Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-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
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3528c59d43e7da38d5d09c44e15be5d0_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\3528c59d43e7da38d5d09c44e15be5d0_NEAS.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3968
    • 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:3200
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4704
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          PID:1680

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

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

          Filesize

          76KB

          MD5

          71bffa8a88ba369e6c8a1a20b954049b

          SHA1

          ae1db45d4696e567d2427be588c163048c5c0c95

          SHA256

          e9fc90a112bccbf928ea88869253e0b9d4405c8ce5f33f265b31bb82cc4e2f40

          SHA512

          8d4272fb7f1736ffd3265790d4653b86bcb434f657f011da3628ef7a9c435f5fe1f148a7d28ec3b722ddbb33e5953fc531a398948ba688b5f49886f40027b244

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

          Filesize

          76KB

          MD5

          6c0abe69d9650705d4fd8f355ec458b9

          SHA1

          b96fae3c723011683607d7e9913354b0208ce7fd

          SHA256

          efa9afbd59234f3bcff82839449883fb9e6e39a9f162dc9a44f484e104e94e1e

          SHA512

          15d42a0cd4368a95697e4405d5740ca47f809e65521289c8253ace255d70119c0ebd786a9eb3a8a187c3d6f5bf443ea5f45b6b7bc221281ed2ab8f5083d65874

        • C:\Windows\SysWOW64\omsecor.exe

          Filesize

          76KB

          MD5

          81f8470710b40e118657c1e5a87c6474

          SHA1

          66e609e144468c5347fac52fd3947a7e111b8f68

          SHA256

          e8cd66135f35d3df4111fdc83a975a640a373dfbc4317ee364cda5547f7d79cc

          SHA512

          1202227e66428a4e020aa57e12dd21accb0720e6c1dbeb60b346bd3a62c5df55c3021bc327b92cea6fbea6bd312710c038b62538024c0efff85031a210cb9714