Analysis

  • max time kernel
    85s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    31/10/2024, 10:13

General

  • Target

    65e72d562626c525fe5d6619227c34ab5524a0a89526eb9df90f5d763bc0c660N.exe

  • Size

    80KB

  • MD5

    bc8b681de09a7deaf026fc2beb9781c0

  • SHA1

    c59da05a118d7a0fc5c7c707a0cfcee4aef9facd

  • SHA256

    65e72d562626c525fe5d6619227c34ab5524a0a89526eb9df90f5d763bc0c660

  • SHA512

    ff3d8a195bec3f240d3ef78369017e9fc51db4ef6a57f41b53dfbfc08b3304583e5ee86df86d2da2f90c1255c41aaf055ec5dcce22f1fe669cc97846999671b8

  • SSDEEP

    1536:6d9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZcl/52izbR9Xwzz:adseIOMEZEyFjEOFqTiQmOl/5xPvw3

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 3 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\65e72d562626c525fe5d6619227c34ab5524a0a89526eb9df90f5d763bc0c660N.exe
    "C:\Users\Admin\AppData\Local\Temp\65e72d562626c525fe5d6619227c34ab5524a0a89526eb9df90f5d763bc0c660N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2100
    • 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:2580
      • 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:2508
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          PID:2272

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          80KB

          MD5

          ece0417594aaf2f1480b46319ebe7de7

          SHA1

          40d70e6dd13cf4c6a7843b6a4110fac507be6c09

          SHA256

          6c027ec55eb76d9a35b9c4a14210277ab648f69852fb72b5084e2d850191be8c

          SHA512

          c9b891b696fd9d219fa77dd685893be0e23c0094f3070b5b529259f687f0e597ee632b1a2c69c55443b3d3df340d2e67265f36ba0805d314ed148d93e8bb007a

        • C:\Windows\SysWOW64\omsecor.exe

          Filesize

          80KB

          MD5

          2a49c87b068857d8ece66848480eef0b

          SHA1

          c3fe5d871ef0058e14534767fb2cf861a501a753

          SHA256

          08e319bec723fc8de14b82dc58a639609de57a082cf1d7334d9535eefeb4b825

          SHA512

          1c7d0aca6afc681073a199af8471703de1b9e679ba94597004364c42723cde1f1ebc04a5b4cd549a2ee7d4bcd82a69ed6442fc8f1c4c98745c62ffcc6e26c32b

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

          Filesize

          80KB

          MD5

          b2efdd7070e9ca2edc770f508c705ffb

          SHA1

          f7fd589f8e939506f1e30b5cceebd3bbdae7002a

          SHA256

          e8cf27d1567cafecf427e2cca3ec6c75f21e3789248a9bacf3d2c41269456cbb

          SHA512

          5a8eae141727f11ed598eef7e255f4819f31b6d386cc9f2b83a816b2f971d53c45606c2bd243d397f21d0d598879b61b75fb44d2748463e971fdd3671234288f