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Analysis

  • max time kernel
    115s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    24/01/2025, 16:27

General

  • Target

    4dc3eab91ad53aa5827622588e38d6b100a31ad8a342eddc5548769174677820N.exe

  • Size

    65KB

  • MD5

    e61c59c5b1a01e9e2a31877ed0d17600

  • SHA1

    c8058a611ae1788aa0bbb8ff1559bc3b58b350a7

  • SHA256

    4dc3eab91ad53aa5827622588e38d6b100a31ad8a342eddc5548769174677820

  • SHA512

    eadc80af64e8ea5220b76be7e2e99ac15797c009c0878c64959b60ed415e892671122b4c1a101d695b4c776a117cc2997a57b06304b949eb3d4c02408395f8b0

  • SSDEEP

    1536:Gd9dseIOc+93bIvYvZEyF4EEOF6N4yS+AQmZ/Hzl:+dseIO+EZEyFjEOFqTiQmRHzl

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\4dc3eab91ad53aa5827622588e38d6b100a31ad8a342eddc5548769174677820N.exe
    "C:\Users\Admin\AppData\Local\Temp\4dc3eab91ad53aa5827622588e38d6b100a31ad8a342eddc5548769174677820N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3052
    • 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:1824
      • 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:2524
        • 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:872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    65KB

    MD5

    e66166e6715e0b25409501a4a79fb9fe

    SHA1

    748b5630da2fc1b85bc8333807d431a37a814695

    SHA256

    c9731ed55fd8f2d6402dc686301eb46787648a1dbbc0be8b519dc08d43597481

    SHA512

    b3c13823e6e99a5d393d3e6fc886babc49340ce64b6a39e41ebb6c01eb1409e1d0328f90c64edfcace4e3f2f321a6fa8eff16dcf5b17129acbf4a31201bf9b18

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

    Filesize

    65KB

    MD5

    1e84a6e10f2eed342b1e56e1822fb3a7

    SHA1

    70f9247a0d69dff58d58fd34ee042e8bcf97f661

    SHA256

    aadbf4a32530e19514963b21ea873d660683e05861b975cc997b40d5b5da223e

    SHA512

    cdbc37ee0e79cc580db2ba3d35c9740e99336d81001ca0fb04606db409a23de103e34b86bd58060b546c36611de97e68325fe23590bafaff0519ae3fb1c35610

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    65KB

    MD5

    0c83c0f52d29b7f55388639e419887d4

    SHA1

    ef4902ed18a81b9a62e9379b8c98596ba16bb9f5

    SHA256

    79e795096108dd4a86b357bbba338a75ba6a8796ba497806ead70c42208b71f8

    SHA512

    3dea41401ff85acfc36c247683bc413531da9129378782ae4fb13212741a1299d8a8785dfe7d8e0acf3b10df6e559f75a39c523866a00be4c6a600c287a198df

  • memory/872-38-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/872-40-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1824-12-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1824-13-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1824-18-0x00000000003C0000-0x00000000003EA000-memory.dmp

    Filesize

    168KB

  • memory/1824-24-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2524-36-0x00000000003C0000-0x00000000003EA000-memory.dmp

    Filesize

    168KB

  • memory/2524-35-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2524-34-0x00000000003C0000-0x00000000003EA000-memory.dmp

    Filesize

    168KB

  • memory/3052-8-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/3052-0-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/3052-9-0x0000000000220000-0x000000000024A000-memory.dmp

    Filesize

    168KB