Analysis

  • max time kernel
    115s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 15:52

General

  • Target

    6b9f893b651a4c9f9bce4860abcf5210N.exe

  • Size

    92KB

  • MD5

    6b9f893b651a4c9f9bce4860abcf5210

  • SHA1

    2b40dee78eb457c2a6481d6eec8cfa621a7a2135

  • SHA256

    a61c1566c8c60a14329ac3217712afdd022b4677aa9538a5d98fae9f9752de6f

  • SHA512

    d96a0b5d8f9afb0c5af8b49fad2c97ce2f53f2f328d72932622e866a70b7b6f6af748978875c78689f5da1cdc1cc4b013884ec8a8765f2364d3c3ac4448c8247

  • SSDEEP

    1536:zd9dseIOcEE3bIvYvZEyF4EEOF6N4yS+AQmZTl/5:zdseIO/EZEyFjEOFqTiQm5l/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
  • 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\6b9f893b651a4c9f9bce4860abcf5210N.exe
    "C:\Users\Admin\AppData\Local\Temp\6b9f893b651a4c9f9bce4860abcf5210N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3632
    • 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:4860
      • 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:1420
        • 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:4056

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          92KB

          MD5

          78f42182786675aacd323282136e79bd

          SHA1

          82f6a1607c8eb97970dd428e00eb05f5bf396064

          SHA256

          332655562821436139697eaa926f4b003d056b113b933ee750ccde97bb2d7f92

          SHA512

          6f022c7fd06fb6245af6e53377463340f881e1bb32be107addf346598224d57e9fee8affc9f69c21b02e4e6eaf5761e3c70d92a114042b70cf3b48300a3d390b

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

          Filesize

          92KB

          MD5

          fff7a8898ed69d53a1069422e07a8cf5

          SHA1

          173e886d68080a89b678d83fc81dae27bf4eec2e

          SHA256

          a34a8cb30dc6de3e649ca267af3ab484cf9dc417b71e037a27b88466a3d25c87

          SHA512

          3cdcbbaa41b5e52de0c442bc933457d09285d55feb77878f3a5aaad69c1df94d79b9bdebe3ae6e78a15fca90c7337cdc0995bdd23abed3a65c47599e92ac8579

        • C:\Windows\SysWOW64\omsecor.exe

          Filesize

          92KB

          MD5

          2e0a4d70b61e86b0fddb1156171c16ae

          SHA1

          53a28eb35500d1af285729ed7f09fc2ef4962b7e

          SHA256

          bd6af2c53d2ee63da8ebf3cc78bc3c90f4ee8a31e4133171c87f342ec57dfab7

          SHA512

          1126a7b8658371afa14bf87b5962182399547ff8e40e09ca546066ba787207232390f3634fc675a524db531229574e4145b7292e932b8fcf39890d0c536c839d

        • memory/1420-11-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/1420-17-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/3632-0-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/3632-6-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/4056-18-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/4056-20-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/4860-4-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/4860-7-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/4860-13-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB