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Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17/01/2025, 16:59

General

  • Target

    fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe

  • Size

    96KB

  • MD5

    0a68231149af2d2de2fc3a35fb3bbc40

  • SHA1

    5ffd534ec88af748dc1f5175113b0f211d40f3af

  • SHA256

    fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5

  • SHA512

    86a5cfe53a1735e109c5fac98727be340fa5e89f070e25ebf54ff9fd2fd5fc568f3e9a831c986e26c5b435cc5319e3c1de28d3cfa29e239a29c76ad9f48e4942

  • SSDEEP

    1536:5nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxu:5Gs8cd8eXlYairZYqMddH13u

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 6 IoCs
  • Loads dropped DLL 7 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 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 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
    "C:\Users\Admin\AppData\Local\Temp\fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2216
    • C:\Users\Admin\AppData\Local\Temp\fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
      C:\Users\Admin\AppData\Local\Temp\fc313d9c708893d2ecf6940916a9da2a63745ca43a4a52be92b353f4084f69f5N.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2900
      • C:\Users\Admin\AppData\Roaming\omsecor.exe
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3068
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2800
          • C:\Windows\SysWOW64\omsecor.exe
            C:\Windows\System32\omsecor.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:860
            • C:\Windows\SysWOW64\omsecor.exe
              C:\Windows\SysWOW64\omsecor.exe
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1304
              • C:\Users\Admin\AppData\Roaming\omsecor.exe
                C:\Users\Admin\AppData\Roaming\omsecor.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2756
                • C:\Users\Admin\AppData\Roaming\omsecor.exe
                  C:\Users\Admin\AppData\Roaming\omsecor.exe
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:1920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    96KB

    MD5

    35afb09fb08b8c414c83808134204785

    SHA1

    196effd894da34734b0980cfae0a132c556238ab

    SHA256

    ade37df719267c53f9573a4fb1325e35cfae7c859560254f5020b64f33343525

    SHA512

    03201954f03bf2f464e320acb77cb14bd2e73a31d5724493d621e6b989102d0d0aa0d7022bf5b156b3cd1e20cc807439259b1242de3ad1feb311ab86cac03d3a

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

    Filesize

    96KB

    MD5

    5e242a07698b73b4aae1ac100add6ea5

    SHA1

    920bc72f3bc09e78c2ebcd2c797a8839b176d6d0

    SHA256

    594c6e93e6b007b90373df8df990fd3d873b8c08384187c5377607ae2e2b4cd6

    SHA512

    646435900136d028078ae53bd52892c254809d7b9ad4863188b9facb11ede9d06975fec3c6b719a70af35424120089d523bafe3400afd96eac30c47b5447e4bf

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    96KB

    MD5

    6a68b2cad4bb03812e79807d26487633

    SHA1

    97962a550159474546b32f906d994ed17169fd4f

    SHA256

    9e5048cc11de3d6e53153f4b05abd09f4421b437eccfeedb46a073e2cfc23c2e

    SHA512

    509d4564fec896ccf00b0c745e387ad1ef0fc30efee9ee38ce19424ca3c47ceb33f86e36c59351e1e87009ee2b579a784773f3a0de1ef72e40c75321bf005732

  • memory/860-64-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/860-56-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1304-79-0x0000000000230000-0x0000000000253000-memory.dmp

    Filesize

    140KB

  • memory/1304-71-0x0000000000230000-0x0000000000253000-memory.dmp

    Filesize

    140KB

  • memory/1920-89-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2216-7-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2216-0-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2756-86-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2800-54-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2800-38-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2800-41-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2800-44-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2800-35-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2900-5-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2900-11-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2900-9-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2900-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2900-34-0x0000000000230000-0x0000000000253000-memory.dmp

    Filesize

    140KB

  • memory/2900-2-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/3068-31-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/3068-21-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB