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Analysis

  • max time kernel
    114s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    24/01/2025, 09:47

General

  • Target

    bd462c8dcee8afb7bf8e0fc17cff9e4b431bf5f7219e38fa3f4357200207863e.exe

  • Size

    96KB

  • MD5

    457a82e3e0a146a22e9dbacd802b75e6

  • SHA1

    3198f8c4b0b1fcf8a03f3f90e7e9bc70ddc4b5aa

  • SHA256

    bd462c8dcee8afb7bf8e0fc17cff9e4b431bf5f7219e38fa3f4357200207863e

  • SHA512

    1d89cc96d6edb9d7918b9de9fccaa91a7c8f8ee77d7c58f33f5877406189aede63167c950ab0408651da7619b773742e2945529a061ae08f3d6aa411e6f0912b

  • SSDEEP

    1536:EnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:EGs8cd8eXlYairZYqMddH13z

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 6 IoCs
  • Loads dropped DLL 7 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 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 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd462c8dcee8afb7bf8e0fc17cff9e4b431bf5f7219e38fa3f4357200207863e.exe
    "C:\Users\Admin\AppData\Local\Temp\bd462c8dcee8afb7bf8e0fc17cff9e4b431bf5f7219e38fa3f4357200207863e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Users\Admin\AppData\Local\Temp\bd462c8dcee8afb7bf8e0fc17cff9e4b431bf5f7219e38fa3f4357200207863e.exe
      C:\Users\Admin\AppData\Local\Temp\bd462c8dcee8afb7bf8e0fc17cff9e4b431bf5f7219e38fa3f4357200207863e.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1796
      • C:\Users\Admin\AppData\Roaming\omsecor.exe
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2168
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2912
          • C:\Windows\SysWOW64\omsecor.exe
            C:\Windows\System32\omsecor.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3004
            • C:\Windows\SysWOW64\omsecor.exe
              C:\Windows\SysWOW64\omsecor.exe
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2428
              • C:\Users\Admin\AppData\Roaming\omsecor.exe
                C:\Users\Admin\AppData\Roaming\omsecor.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:1576
                • C:\Users\Admin\AppData\Roaming\omsecor.exe
                  C:\Users\Admin\AppData\Roaming\omsecor.exe
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    96KB

    MD5

    1877fee05d1d7194a2b666097bed2003

    SHA1

    c1e16075caa495602758216adeee5a4a59d782d8

    SHA256

    36140d63698d9294fb0f1663a370e0b3b5627ae6357a6f43fb2d914394a48823

    SHA512

    ecd404c1e3798c86ad7a52ce2d1a9bf9bf688f13655caf7e9832c4083f32e10f0d430785b6b5afbc83060fa370822e75f073d7b19739dbea3f007181395d7d7f

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

    Filesize

    96KB

    MD5

    a3b53c494183a6a24b9c0be9e59d4e2f

    SHA1

    13d0d65c6ea5c2082d4a11026adf872f6d1ba561

    SHA256

    ae7913f1601c7f2054b7698cc8ad63caf922a6702f504ffc4e72c46601e19ffc

    SHA512

    9c9ddedd1898d8d999b12a2e4541e3ae8d109973b44c471bd67aa2b1a8961f564dea6a2b43bf4844e53357f9bbf3dd7f89fb9ebc64da1301dcfde0384ca5afa8

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    96KB

    MD5

    b9f8811e8ddf167196c1b3b1aeb6fdcf

    SHA1

    19291d42037f601b5c880a6d7d7102f85e44adf2

    SHA256

    80d44b014837d5e71be18caeed5d8188cd14534926f7c9e8386950126394352b

    SHA512

    7da3785a7eb337541388531ca49d44888511db182b7458b1e5c8727ebc54fc2ac387ecc1719d6746c0c9ecea390f5a79241fb483429a7d2aead2b1146c69bf00

  • memory/836-90-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1576-88-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1796-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1796-5-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1796-11-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1796-9-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1796-1-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2168-21-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2168-32-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2168-29-0x00000000003D0000-0x00000000003F3000-memory.dmp

    Filesize

    140KB

  • memory/2428-73-0x0000000000230000-0x0000000000253000-memory.dmp

    Filesize

    140KB

  • memory/2652-0-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2652-8-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2912-38-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2912-57-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2912-54-0x00000000002A0000-0x00000000002C3000-memory.dmp

    Filesize

    140KB

  • memory/2912-48-0x00000000002A0000-0x00000000002C3000-memory.dmp

    Filesize

    140KB

  • memory/2912-44-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2912-41-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2912-35-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/3004-58-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/3004-66-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB