Analysis

  • max time kernel
    145s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    18-08-2024 18:16

General

  • Target

    027b355ff9b7a02c415e2fd6ef55a2c07ba97fb543e9848b44fbf5dff8b5dfc0.exe

  • Size

    61KB

  • MD5

    cafacaafe8816f3b680c1679f1a953aa

  • SHA1

    39cb8f8477fa82e4892177512919fc19d12f6dcf

  • SHA256

    027b355ff9b7a02c415e2fd6ef55a2c07ba97fb543e9848b44fbf5dff8b5dfc0

  • SHA512

    f7d389641dd626df546ce2962090598be7849fe3c28c8522d2c133231c11a2bbd18b1fc674892066672e001ea9fb745e7301232ca8ef0d6cea89671fe71345b6

  • SSDEEP

    768:8MEIvFGvZEr8LFK0ic46N47eSdYAHwmZ7Bp6JXXlaa5uA:8bIvYvZEyFKF6N4yS+AQmZIl/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\027b355ff9b7a02c415e2fd6ef55a2c07ba97fb543e9848b44fbf5dff8b5dfc0.exe
    "C:\Users\Admin\AppData\Local\Temp\027b355ff9b7a02c415e2fd6ef55a2c07ba97fb543e9848b44fbf5dff8b5dfc0.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:408
    • 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:1728
      • 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:1900
        • 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:2148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    61KB

    MD5

    2ccdfbde0854295311e04da7faae2278

    SHA1

    798bdc2f05da5807900a4517559aa3cbf5ef47c4

    SHA256

    7b7ad20320a4a09461541d1d666a67e5c20f7c083e53f86ca6b9fac7d5bcdd72

    SHA512

    43a9fd37c376f5d21490e2ba29dffc43296e940857e6cac629ecf971bb8a429c87d944b372dedc8f9e9c320aa23da831d7f12378e3cc6eef510eaf65cfa6a7fc

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

    Filesize

    61KB

    MD5

    630e76076618ed6d53016a3d4d1bba9e

    SHA1

    b7fc3d244f094ed28df1377a31dc2bfd61549b3c

    SHA256

    debfd4c8fab8a4ea2e5b70b992d7d647e0b20abf8b1f57b183baddb99e1dc544

    SHA512

    8d0c4ad528fe6077625470606df3a7793a9bece7df0d2c1e032805c9e2a2b20ba62663c4cf91a6f84191816322a2e508b157eb4be295b23ed1798363b0801100

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    61KB

    MD5

    92b4e7b917ea9e714c4375d35179501d

    SHA1

    df4a2685da4e3bf2936472f649909febdd042238

    SHA256

    bd6c19f5ff52ddba237c164e678c25c33cc2c8d3339c89fcfd2aa5e5c7bfe796

    SHA512

    0529932980a4ba9b087e97ff700567e0614da905d341b25d91f4396e2442a81f715d76dde78af63d5c9882c81f27300637bfbab0822428fced86d906b1466ff1