Analysis

  • max time kernel
    114s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2024 20:01

General

  • Target

    0b71dbb870aa8f4208b441bc9ba285d88f13abec2cb843a5224edc3782c81d73N.exe

  • Size

    80KB

  • MD5

    eb683a7ff8d2ae492645d4de11ee4920

  • SHA1

    fe6ca2f4565f85594762cba22c6fce71b245189e

  • SHA256

    0b71dbb870aa8f4208b441bc9ba285d88f13abec2cb843a5224edc3782c81d73

  • SHA512

    43aa80edb33741351df8d19447dd3ad7b7f24fc25404466e501f72b655b230dd0c9a5ca9b3bc1afb4dc4aa6e7d14999bffa7c77bb233787d60242063e71b6b04

  • SSDEEP

    1536:Gd9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZcl/52izbR9Xwzz:+dseIOMEZEyFjEOFqTiQmOl/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
  • 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\0b71dbb870aa8f4208b441bc9ba285d88f13abec2cb843a5224edc3782c81d73N.exe
    "C:\Users\Admin\AppData\Local\Temp\0b71dbb870aa8f4208b441bc9ba285d88f13abec2cb843a5224edc3782c81d73N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2268
    • 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:736
      • 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:3392
        • 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:1712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    80KB

    MD5

    ff15a0d45d7acaeca8c788a09df7478e

    SHA1

    bd86033974045636b8767bb56e2eff0276c55b2a

    SHA256

    bd5c047333609c9f3121bdd7ccb2681b2f6f003dd284c53ee031271cadb776a4

    SHA512

    aa0e1b60605808bba928edffda6e28ea4752c50452a0ff3473c92b577c7a2cf60177b2b692044bb8da263ab0ebc241198b251fd15e446208bb6b73db34c1cc31

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

    Filesize

    80KB

    MD5

    5b3c645b5839986e7717b42cd5b9b125

    SHA1

    b85167d9a346522e1d7d614ea7832ee449506210

    SHA256

    2c04a675d15972a6fc38bcc474aeecf80de0009399c6dc5622c09266b5a897e8

    SHA512

    5a449d63acf27bbad968a6fdbcda98a7f7da4ae27097f3b9677dfeaec79c5e00ece7bbd0498ff289bb555c60366ddad38296bb5dd631a065c260d015efdfca88

  • C:\Windows\SysWOW64\omsecor.exe

    Filesize

    80KB

    MD5

    c041173754267a813a0ba2c4c00f7f34

    SHA1

    ce6c7aeab194d2be5729e88614be24697216b72a

    SHA256

    479c36ac1eb3d7251a93f6cc8c2275f635776a4e33c85f2da6bc801574d73cbf

    SHA512

    03dbaf4c6a854288fc95c56e902ccaf065ef2e5bc6d26fd69d45b8cfe1860c256569e5386772fddf728079fda41d1c329fa80c1757035f304a04f878f75e92f4