Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 02:05

General

  • Target

    c1dd1dc8ece888b20cff81ea645eb9a6bd75896cbf7ed8eb165665a9ff9b7c5d.exe

  • Size

    92KB

  • MD5

    9f58b27476187faed4e25dddd66aef84

  • SHA1

    62730d93ba19df4f26602188060bc10f2030fe5d

  • SHA256

    c1dd1dc8ece888b20cff81ea645eb9a6bd75896cbf7ed8eb165665a9ff9b7c5d

  • SHA512

    46bddaaa1fc0276a0c83136896ee735fe83bc688e8d2033d80eafc5cdff3703cc423e4cfa8913d43195ff8be5c91334f87fc44d5cf4c7bc2fa4171ad25bf309d

  • SSDEEP

    1536:ud9dseIOcEr3bIvYvZEyF4EEOF6N4yS+AQmZTl/5:2dseIOyEZEyFjEOFqTiQm5l/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++.

  • Neconyd family
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 2 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1dd1dc8ece888b20cff81ea645eb9a6bd75896cbf7ed8eb165665a9ff9b7c5d.exe
    "C:\Users\Admin\AppData\Local\Temp\c1dd1dc8ece888b20cff81ea645eb9a6bd75896cbf7ed8eb165665a9ff9b7c5d.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4164
    • 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:2184
      • C:\Windows\SysWOW64\omsecor.exe
        C:\Windows\System32\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        PID:4616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    92KB

    MD5

    2a957fafac340edaac0719d7b748c076

    SHA1

    274077ab7c22c5852aaf2d9cedfca3f597e273f6

    SHA256

    5558c99b9f624ce981ec5635af2d7e76a47dbed05faeca2f8de9fb5bfe43b642

    SHA512

    4d25b8f98f23edad2008d430474fa08611967700f2e0dc5ae3f5b46dac82b41e5c07e05fe4809ada48fced0573a0e7a009e694cf9a149a16d5522d680809458d

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    92KB

    MD5

    549007c6bb12f5483efbbc79256cc965

    SHA1

    4c5a5392d78c2dbfc10efeecb316dc13b827cbf3

    SHA256

    54de079fe4636154a30db729e0fd80d02ae5c416bb1b2a4749f41072e768b6a9

    SHA512

    feeb0cd48a3b2b8557701d1e11352d48e46241a4240dc12324b02f68ee69d268da20822730db3c26d11c43c5c7d8240e43737868ad0e65c015806bacdaf92137

  • memory/2184-4-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2184-7-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2184-13-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4164-0-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4164-6-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4616-11-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4616-14-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB