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Analysis

  • max time kernel
    114s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15/01/2025, 22:02

General

  • Target

    2989d1d879a087cd860f0ba544267551a1a99b91f961258876518567bdfbfbea.exe

  • Size

    76KB

  • MD5

    6351bf0b2c857a252d51c3442c498476

  • SHA1

    684e30fb9169d36080114ae44ece8e9d206675a1

  • SHA256

    2989d1d879a087cd860f0ba544267551a1a99b91f961258876518567bdfbfbea

  • SHA512

    9ceea7634d447cfa772d744cee31d38b74697d12e44308027bd4eda508887e7c73807e112c90caaae31a9b21a2c7bae7935d203ed12b0b66e012d357b7ded083

  • SSDEEP

    1536:5d9dseIOcE93bIvYvZEyF4EEOF6N4XS+AQmZTl/5w11J:ZdseIOMEZEyFjEOFqaiQm5l/5w11J

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\2989d1d879a087cd860f0ba544267551a1a99b91f961258876518567bdfbfbea.exe
    "C:\Users\Admin\AppData\Local\Temp\2989d1d879a087cd860f0ba544267551a1a99b91f961258876518567bdfbfbea.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2280
    • 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:2904
      • 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:1868
        • 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:1668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    76KB

    MD5

    ec8fa177728ecbde3bbcc7e74e91ca62

    SHA1

    6f90c073c883095b2a88c09910bca8515d7ccf2c

    SHA256

    1c7c0c18f3d7f4e2957298dceb63afd7001c36db9079b44b3ac0fe8087db5c47

    SHA512

    ee2849ef0471d748f32694e9b13309bd167aae8f6205dcb914db309e064ef92c33995bf40fd043cd788fef9f54b93ac36cbb6f8430e8b31e0bd9187f92b81ff7

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

    Filesize

    76KB

    MD5

    e82fb72d9232e45518e88ef92a09affb

    SHA1

    4d4c1557630d60f88aa6f25ceb8574f2e01e0cac

    SHA256

    f871547f02043169fc839f6029371fa029826b901971db6210441a922a5ab628

    SHA512

    5216404853fa7609dcabe7d23cbbbc5b2d5968b168d453ded8883e034d0e6ca5af13cff4a8c3c1170eb1384e470fb1179bc850be6a173d9579549b5b3576db34

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    76KB

    MD5

    ad04f90e49db2b3746e3e8b691e4793a

    SHA1

    9b5facac25f6ef6201a94b23bc1201fee67acc47

    SHA256

    f5cfae2809bea7a35f59bb8d77886de09dc92d0dde82c89157cae2879760bad2

    SHA512

    c587239867cf1ac01e9ddc8bbbd66e5d6f00ad729972a49c0e14c0837bda8cc0faa724c002030155a922ac91f4b6cff0ab621e99dfb809e9115cfa0278589ed3

  • memory/1668-37-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1868-34-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1868-24-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1868-29-0x0000000000220000-0x000000000024A000-memory.dmp

    Filesize

    168KB

  • memory/2280-9-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2280-0-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2280-4-0x0000000000220000-0x000000000024A000-memory.dmp

    Filesize

    168KB

  • memory/2904-13-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2904-12-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2904-22-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2904-17-0x00000000023E0000-0x000000000240A000-memory.dmp

    Filesize

    168KB