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Analysis

  • max time kernel
    114s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2024, 16:46

General

  • Target

    261915a75c9c05eb27ea0f20af21b594e6713d51de3056d49a0ae5dde23d9bd9N.exe

  • Size

    76KB

  • MD5

    fa3e88b79d7f31ed90462d41155ccfe0

  • SHA1

    4619556e37f8549041b280b1626342c74e3bcb3c

  • SHA256

    261915a75c9c05eb27ea0f20af21b594e6713d51de3056d49a0ae5dde23d9bd9

  • SHA512

    0b90acec18ec4eaf607575bb13ecd581d192f8a6c06e637f3afbbf5970fd98f30fa018f1260cdd7cd2d9379b64363d1cdbe20aaa23d3258f04a8d212c80aa5be

  • SSDEEP

    768:MMEIvFGvZEr8LFK0ic46N47eSdYAHwmZGp6JXXlaa5uAWb:MbIvYvZEyFKF6N4yS+AQmZTl/5Ob

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 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\261915a75c9c05eb27ea0f20af21b594e6713d51de3056d49a0ae5dde23d9bd9N.exe
    "C:\Users\Admin\AppData\Local\Temp\261915a75c9c05eb27ea0f20af21b594e6713d51de3056d49a0ae5dde23d9bd9N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2600
    • 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:472
      • 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:2312
        • 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:1188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    76KB

    MD5

    690355737d2f814f310663bba1c6a360

    SHA1

    74e33198be7097aecf28ba8cac8504fa705ef8ed

    SHA256

    132ad8d2b16ac15f52354135364bec019acbbbbbf3d2c6d98f6aa73eee148655

    SHA512

    4ba88aac4f4a493f851e8f7bba4c9366b1fae32e8d9badfbe0456d8703b2b41bb58e5222bc23dd6527ab2d84c0bacdebac38007cafa745a3543cb7d5c6429b5f

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

    Filesize

    76KB

    MD5

    79c49cf933cff147828d3005b5385381

    SHA1

    fdbcf213df12fa5f1f6617a3cf2c57456207bcd1

    SHA256

    8ecf47bf70ab5196bd568a609a1daddd51e2b5ed396b116ce27be4351b78f906

    SHA512

    b78064e062f362f2d51005426d71febe4a1278db7a95e9b6cb9c54e7104f1219fabf56f3d4e55975363d48104e501906c5b5e73e733fef9fefee3e9252abbabb

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    76KB

    MD5

    1a1e26239e17043c6c57cc90b6813914

    SHA1

    b2b0dde9f956782229467d4be70138bdb5642ad2

    SHA256

    1fdca8440ed4059e9187798573c2292fe07295c032c14be81ce446bb4cf6695f

    SHA512

    fa95a0ef0866e2d81f1911c9b4c5d459957d9fbbce736d0be18fc437d4632f1717e88bd29b7338991a1a1072f4ab37f99d1d512128ce15532dca036ae914a4f4