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Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2024, 14:34

General

  • Target

    5d0f8ac9da9ca44a4c2a845798c1992cac715cd7e60c28ad6524e20b3aa3cd5cN.exe

  • Size

    71KB

  • MD5

    3958deddaef3fe3737c2a7566c3f3800

  • SHA1

    051a7a844e9bf717ee161af71333a78115aac3b8

  • SHA256

    5d0f8ac9da9ca44a4c2a845798c1992cac715cd7e60c28ad6524e20b3aa3cd5c

  • SHA512

    29c580730edeebabf5b0c49abc058c64b1d2d1fe21f285d0cff4f07c49a43e2efbd0629c89a9a2742f3a16fa1a69cb882605e6e25fbe0f93e6352918d087657f

  • SSDEEP

    1536:Id9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZSDHIbH:4dseIOMEZEyFjEOFqTiQmQDHIbH

Malware Config

Extracted

Family

neconyd

C2

http://ow5dirasuek.com/

http://mkkuei4kdsz.com/

http://lousta.net/

Signatures

  • Neconyd

    Neconyd is a trojan written in C++.

  • Neconyd family
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d0f8ac9da9ca44a4c2a845798c1992cac715cd7e60c28ad6524e20b3aa3cd5cN.exe
    "C:\Users\Admin\AppData\Local\Temp\5d0f8ac9da9ca44a4c2a845798c1992cac715cd7e60c28ad6524e20b3aa3cd5cN.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2692
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2768
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2908
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    71KB

    MD5

    14609222ad04fd8fcf5d5c9107ee25e0

    SHA1

    15f317f2e29c854d53b281f4aa6b2af3e0627352

    SHA256

    0032ca1e11441f8195063e0575b9e01543be237ce98ad294f69c5a116e129df3

    SHA512

    76f754cf0d2ed9f3013a81c8ad8189dca0f13955310c0f9cb1a68c656ddb7fb247914a9d2aa10e989c503c2ae658759830ff28bc8765d15a3853cfd5f1138aae

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

    Filesize

    71KB

    MD5

    939ac864579eefc7a2cd3e91d48f73d9

    SHA1

    3f914a01faf6328cf8db0e8d4877c3a86761f8c0

    SHA256

    ba9cd28996246bd4f8e70f1562cd554170e25552028d13d24ba3e1b0c11ea460

    SHA512

    d76cbd5245bb1347ccf7302a54563f936558cc92c14bbbbf750a5f2648f5922e76e1af06892f98a5217718fbe4a8d44832b49c4beebccd30debfdf81f73e9a74

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    71KB

    MD5

    2afbd95c98ad53d0ac5ceda9e71d06e0

    SHA1

    d741e24b7275fac5cf6e37327a50b21276b399ac

    SHA256

    cc0454293564869a29d6a514ece5e76e78485278bc70b1bda303d37637d498c3

    SHA512

    534dfb10e4c5a2586ab85121857acec0deb2404070ecc010ed0caf4fde31aa21bea324ca58208cb1a4fed08a3ca33c463967cd1f1adeaf5a43d44805b1fe5461

  • memory/848-37-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2692-0-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2692-8-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2692-10-0x00000000001B0000-0x00000000001DB000-memory.dmp

    Filesize

    172KB

  • memory/2768-12-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2768-17-0x0000000000350000-0x000000000037B000-memory.dmp

    Filesize

    172KB

  • memory/2768-23-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2908-28-0x0000000000220000-0x000000000024B000-memory.dmp

    Filesize

    172KB

  • memory/2908-34-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB