Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-01-2025 06:46

General

  • Target

    b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.exe

  • Size

    70KB

  • MD5

    b483ab5c9018ea96cb70d2b40c4f8d1e

  • SHA1

    5d28d055562b55df9e4d4aa9e87c1a8907598d5d

  • SHA256

    b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429

  • SHA512

    3acd494d5c4264d186ad246fc7e189102b0b7deaaadcbb38556a618d04fe8bd29d1ef0368c97e05c0992a0f83759ca9fe6e7e6ec1f8b380dd1160388acbc1ace

  • SSDEEP

    1536:kd9dseIOcE93bIvYvZEyF4EEOF+N4yS+AQmZsDHNzfE:cdseIOMEZEyFjEOFuTiQm+DHNzfE

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 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.exe
    "C:\Users\Admin\AppData\Local\Temp\b308483f9fed901628a9341f9ac7e1546f44f1643979e2f70224e7e9612a8429.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3512
    • C:\Users\Admin\AppData\Roaming\omsecor.exe
      C:\Users\Admin\AppData\Roaming\omsecor.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1716
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        PID:1828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    70KB

    MD5

    314f3c09230b1fd02e44991f7a3753d2

    SHA1

    0b65552bf6f4fefa40fa09060b1df05e39542680

    SHA256

    9485a470fde4b2b07930258c8b999d1af7e342c6cfabd0b7e55fe6d0793c76a5

    SHA512

    9c8864fb1b798bde20f18a64f859b16a327db44bc5dbf372e1e882db65d4a470b59b1de08a94a7960e57013eaa1df2464a7628e32c6848177dcb7d7e64c364b0

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    70KB

    MD5

    ca681ae8652097cf711c664a99ad2620

    SHA1

    3932151f2d76c2cba08ecd45cd7cfb7f2019b481

    SHA256

    653140cc95991f1a9ee6d9656b1dc9ae176fdb4822728ab3daf3d39c4813e42d

    SHA512

    9d13e51ff533e2c15f8e3319af380aad8612e476c0a629a4027985458563d52d6942f1a81f2ecb3a298902b9ceae8e91880b7ce8b498b2a589cc3a893ef76599

  • memory/1716-4-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1716-7-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1716-13-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1828-11-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1828-14-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/3512-0-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/3512-6-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB