Analysis

  • max time kernel
    116s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 08:04

General

  • Target

    c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe

  • Size

    80KB

  • MD5

    6b1d0da3d634c4d601247ec73c3a1046

  • SHA1

    592151cc1d7029baf7a15ec4545e893142176130

  • SHA256

    c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590

  • SHA512

    915ab92bd344117e9eb74b8ec78cce6ec7c9a05e0341d8acedf12eb2bcd75865c3fa5aa4a27355845d5afd3a5dea298ce4e24732ef0ec673f5047328a440e695

  • SSDEEP

    1536:ld9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZcl/52izbR9Xwzh:NdseIOMEZEyFjEOFqTiQmOl/5xPvwt

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
  • 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe
    "C:\Users\Admin\AppData\Local\Temp\c35fdcce61d0b56b993c3e8bb495ea0c8f51f43ab39f30bfd7f629eaf3a2d590.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3436
    • 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:3092
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:964
        • 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:5104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    80KB

    MD5

    108095cdfc65606b63e302b53c055efa

    SHA1

    b049b6c01133e01f6a22f1dd5f7d5ac2f031c4b0

    SHA256

    1f4a040ec185dd06add5f49873ab02fe77fc4de8648db2e7f184c74c761ce457

    SHA512

    136f4c96d4882e71d9c17834b6b5ed18530eb2848cbcf48e1286b259ed4229fa88c7173938b0cf236894ce14934fa782906adf19f133628a109785fc9ed3b8a7

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

    Filesize

    80KB

    MD5

    2a08d7ecbb2a8d696a895307850a24c4

    SHA1

    f337721b2f100203a098539c01379d00cc8d5714

    SHA256

    7175449f16e839030a1343ccfa8d9704151228a7558b83dc2d8df8b2a31a1d40

    SHA512

    3b4901b0a61a9cf2ea2c71f3f35b977f5b27a9970a351487f1e4c09d175693f0c97b1499adaed10e1e999de19fbdd99f3f5defea7e7fbcd55f7cf9d687d6f898

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    80KB

    MD5

    66a652c863ca45f3cc18a15b884746c6

    SHA1

    912fa866fe39b983b08f1fb9d7366b6e476df350

    SHA256

    12d1184e3f8d44275a5844a5604d6c116d321bfd0804287e816410ecaed8e045

    SHA512

    c5d79b8561454af96204bc54ac6b57dc2359f7c9db1bf8d83af1d36a1ac11e04b1280624960d6ddb8b3ce7029e698cadc18ff1db46965941d9336b8c0be2413e