Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    18-08-2024 09:46

General

  • Target

    d5caadd3a36bbd871cfe9e4ad81bbfe0N.exe

  • Size

    71KB

  • MD5

    d5caadd3a36bbd871cfe9e4ad81bbfe0

  • SHA1

    8052be741045ed191cc7b36589b2dbec12bd96f0

  • SHA256

    103f4cfa3888101d4645b6e1ea0ca647668598f58be628a797e1406d76359dd6

  • SHA512

    2bcccffb9c2a58e7b13a0241841f67caca4d745057c12699fad85693f52cb60c1eb4b4e83611e1c1ff01d36300c5702eccb8dc12843fe6f1062f94db447b2003

  • SSDEEP

    1536:Ed9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZSDHIbH:8dseIOMEZEyFjEOFqTiQmQDHIbH

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\d5caadd3a36bbd871cfe9e4ad81bbfe0N.exe
    "C:\Users\Admin\AppData\Local\Temp\d5caadd3a36bbd871cfe9e4ad81bbfe0N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2816
    • 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:2744
      • 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:2900
        • 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:2412

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    71KB

    MD5

    e4723eda011bc544178aea66af7c90fa

    SHA1

    6936f353050f60ff313ecc554d1ce39fe211b70e

    SHA256

    2cd0424869e50d2cd51ec291286e825fe5deb2f6654b57e94d0755224f0844bc

    SHA512

    80cc0892ea7268f8d0f8738732a35042645a138ba003e167e47bf33bb167c91b9eca8aba41e161a22e6b778c12a467970f381debc09fd52334dcf0cccd7919bc

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

    Filesize

    71KB

    MD5

    1db297ad35dd61a0931fa4015fec1264

    SHA1

    2396d371da5776ab6823df870fb87c6bbfb08961

    SHA256

    a5d249d01913b3ad6541f11c0a5f83d1ed3e9b856f2f2acd1ec0d8938ea3df49

    SHA512

    4358ab2934ba720f835bfd99049c5ac915eda6b8c08209a8930a27388147d263fbe0b802377af06e49d12522dd5b1927a57500cda6ab800fc7bb660488fe2af6

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    71KB

    MD5

    09bfb36775d4ccadb48274e78f5d1696

    SHA1

    8dc86dddb9da47de4e3bf9afaa1bcb791da2ae87

    SHA256

    d5667f4f3c3a2b07c926a4d35aee8a07598589d09368a6245e60a235a698bf00

    SHA512

    cc299178598276ae37eaf2f4f966407cec9a11680dc7bd79b5efbbbec196d5aa32a89096a9dce5fb189b0e7be9d5ddb8e6bcc75aa9a99794e1990b9221a1d7d9

  • memory/2412-37-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2744-9-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2744-11-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2744-16-0x0000000000290000-0x00000000002BB000-memory.dmp

    Filesize

    172KB

  • memory/2744-22-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2816-7-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2900-33-0x0000000000220000-0x000000000024B000-memory.dmp

    Filesize

    172KB

  • memory/2900-34-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2900-32-0x0000000000220000-0x000000000024B000-memory.dmp

    Filesize

    172KB