Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    19-08-2024 00:10

General

  • Target

    a61c1566c8c60a14329ac3217712afdd022b4677aa9538a5d98fae9f9752de6f.exe

  • Size

    92KB

  • MD5

    6b9f893b651a4c9f9bce4860abcf5210

  • SHA1

    2b40dee78eb457c2a6481d6eec8cfa621a7a2135

  • SHA256

    a61c1566c8c60a14329ac3217712afdd022b4677aa9538a5d98fae9f9752de6f

  • SHA512

    d96a0b5d8f9afb0c5af8b49fad2c97ce2f53f2f328d72932622e866a70b7b6f6af748978875c78689f5da1cdc1cc4b013884ec8a8765f2364d3c3ac4448c8247

  • SSDEEP

    1536:zd9dseIOcEE3bIvYvZEyF4EEOF6N4yS+AQmZTl/5:zdseIO/EZEyFjEOFqTiQm5l/5

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
  • 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\a61c1566c8c60a14329ac3217712afdd022b4677aa9538a5d98fae9f9752de6f.exe
    "C:\Users\Admin\AppData\Local\Temp\a61c1566c8c60a14329ac3217712afdd022b4677aa9538a5d98fae9f9752de6f.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1368
    • 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:2456
      • 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:2968
        • 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:2004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    92KB

    MD5

    fff7a8898ed69d53a1069422e07a8cf5

    SHA1

    173e886d68080a89b678d83fc81dae27bf4eec2e

    SHA256

    a34a8cb30dc6de3e649ca267af3ab484cf9dc417b71e037a27b88466a3d25c87

    SHA512

    3cdcbbaa41b5e52de0c442bc933457d09285d55feb77878f3a5aaad69c1df94d79b9bdebe3ae6e78a15fca90c7337cdc0995bdd23abed3a65c47599e92ac8579

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

    Filesize

    92KB

    MD5

    5db3783567b304a426d3c053c2b8e7a6

    SHA1

    ffb31258a1e1334b23b1fa2950bd0c25610e5141

    SHA256

    76038503913d9aa94a4e24c6c330673e478b4f16969e8c2b73d4f210a4251610

    SHA512

    d3417faddc2f2a0023615c34b4ebaea2ccfef582779eaa43b5ba7a58dfb1dbdbca24e26ae1288060cb79fd9aaaf75d877fdc5c26b6c4a500d8a4f407d5653b67

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    92KB

    MD5

    0499f646604daf8cd8e9302731544c04

    SHA1

    f262296a474890c1d246f92f8cd905b12df5c691

    SHA256

    02da21bf563dd5fe7b762bf867d93425f2f690ab5026dbb6e0528a45dcadae00

    SHA512

    676c1fb02034a510aa65921792a21d1099276194adf4287acfc338584c84a577684cf16ee9155d4b2c1d9d3133f5fdd6dc3444d32308ea05d069ee06a18aa014

  • memory/1368-4-0x0000000000220000-0x000000000024B000-memory.dmp

    Filesize

    172KB

  • memory/1368-10-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/1368-0-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2004-39-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2004-37-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2456-25-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2456-18-0x00000000002C0000-0x00000000002EB000-memory.dmp

    Filesize

    172KB

  • memory/2456-23-0x00000000002C0000-0x00000000002EB000-memory.dmp

    Filesize

    172KB

  • memory/2456-12-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2968-26-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2968-35-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB