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Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/12/2024, 05:02

General

  • Target

    e3f9e5ac4f5771921487ce28ac4c1d63fc12b5460feb6afd65d5d9850a1dfdf7N.exe

  • Size

    88KB

  • MD5

    90da53acc55d7dc094402216130d6fb0

  • SHA1

    6514620fb963d50a859dd627c29aaea2dd3c1017

  • SHA256

    e3f9e5ac4f5771921487ce28ac4c1d63fc12b5460feb6afd65d5d9850a1dfdf7

  • SHA512

    379b1c0cb65f1b2656b995cd4e269dffb06cb6df5cb52bf0f6d5c55d309f68aac36740350968b1fe7afe71c245f2796f67f3e41a189c54aefe41d704745bddba

  • SSDEEP

    1536:7d9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZTl/5R:LdseIOMEZEyFjEOFqTiQm5l/5R

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\e3f9e5ac4f5771921487ce28ac4c1d63fc12b5460feb6afd65d5d9850a1dfdf7N.exe
    "C:\Users\Admin\AppData\Local\Temp\e3f9e5ac4f5771921487ce28ac4c1d63fc12b5460feb6afd65d5d9850a1dfdf7N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3176
    • 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:4284
      • 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:2336
        • 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:3780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    88KB

    MD5

    f777f0ff85e83bb53a8d0365dc588330

    SHA1

    713f6ed0ef4a948668389ebc85b17c5358e5d6fd

    SHA256

    71f9b85c775e8a9526dcdd4feed87e5bb000e76d4271c79336c4de06f278d440

    SHA512

    5351c7320a0cecbcfa1cea26a915bc2d47bfcbe652b4ad87d1ceeec2abcd4704b087f4ac08a463afa350beb0c4996fdbfa4ded5259edbf2f38d6f6a09641828d

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

    Filesize

    88KB

    MD5

    81850f2b6f195e787c5e5aa4b659e592

    SHA1

    f055e0f20f00cdb552db09c769492c1cef33b4cf

    SHA256

    f418bd53decde76f37db315fb74d326c0bc48caeb03918abfdc1edaa66133b88

    SHA512

    c50126d563518c0d2661bb5a2851957bdbe1309a0f5190c148aff11e804e1212914c510813126e77efdadae22a296126035ed28ba60d1dda3ea1f7d86c96e53d

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    88KB

    MD5

    1d9c9b6ff83108dcafb0c9fee2b803eb

    SHA1

    4632582753e17f2c2b46afde85c2bfb502de932f

    SHA256

    5e70ecd8523ae69c8d8453267a49fa609c6d27d3598f9626433fd9ae45b0fab9

    SHA512

    d072430a43270c16058a760a071ad679d5e8ece2d3b3635337e2acf55a7eab9567575ec8730682ad5e1394dab07347629f857ccd097f6867656bed4bdad61e5d