Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    19-08-2024 08:15

General

  • Target

    c043a6848651cac877da7111b7598ca0N.exe

  • Size

    96KB

  • MD5

    c043a6848651cac877da7111b7598ca0

  • SHA1

    0a876e46734253b0968efef4d2144a8646055141

  • SHA256

    114c7ca3fd3612e92a0dc50585557558e5f9fec2431c69fcc4201233e9e06b5d

  • SHA512

    2c526c124449a14bb82fdfba004f63813e9f002fb550136f62d39ceb6bd63d879c55fe6a8af36b6586d3536d2db25def9885325de815074e85e6239f0d04fd20

  • SSDEEP

    1536:cnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxL:cGs8cd8eXlYairZYqMddH13L

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 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\c043a6848651cac877da7111b7598ca0N.exe
    "C:\Users\Admin\AppData\Local\Temp\c043a6848651cac877da7111b7598ca0N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Users\Admin\AppData\Local\Temp\c043a6848651cac877da7111b7598ca0N.exe
      C:\Users\Admin\AppData\Local\Temp\c043a6848651cac877da7111b7598ca0N.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2360
      • 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:2100
        • 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:2172
          • 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:2908
            • 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:496
              • 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:2276
                • 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:2200

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    96KB

    MD5

    d1e9384d8e1f5c8012a8890c54c0f96a

    SHA1

    09ec21291fdc3b80fc53e8147ca243082c86b67f

    SHA256

    d3675b6326f4a3956acc4bb1aa152f74ccbceed6a4e581fae435e2cb6fdb7175

    SHA512

    57ec0547d76fb63a1325f5a6ff8930d364520f518c06c10e681bd3db1c3d59e5683a368a762ba731a0a2d805aa0170ed5789de20e75fcbc10bab86bf62ed026d

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

    Filesize

    96KB

    MD5

    cdac8d4fc89178d707bb21a22b15220d

    SHA1

    e2c566106ad8a407713d74b95e6417dde920466a

    SHA256

    ad5cea1cad0a4ed8b3636a103ef742d6c373b75e3ae4816f312cd6afd285d3dc

    SHA512

    f2566f95b8ae95fcd2a2679cae39039913a2e5f9115e80180095261791f6041de250c3fd6c3b3e0175fae95d27d3ae56af471aff3444065a71063321559a3547

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    96KB

    MD5

    d8260e02686fe2cf715baa5bae545f3a

    SHA1

    52f5d3e67aca8792cd5561f809be3d8c183ac70c

    SHA256

    5e35e37ff7a45c6138b35e843128a40b45ffd70772367d80106215fc5d1da789

    SHA512

    9116108ac7d16ec683ae960d988d17b0ce976479997e7778f5c2dfc9f787b32ff6092d853748c3ce1b76b6f8239dd4571e748a2ecfd686ef11e088b2e9b23ce7

  • memory/496-72-0x0000000000230000-0x0000000000253000-memory.dmp

    Filesize

    140KB

  • memory/2100-24-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2100-35-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2112-10-0x0000000000230000-0x0000000000253000-memory.dmp

    Filesize

    140KB

  • memory/2112-7-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2112-0-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2172-58-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2172-37-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2172-40-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2172-43-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2172-46-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2172-49-0x0000000000340000-0x0000000000363000-memory.dmp

    Filesize

    140KB

  • memory/2200-91-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2276-81-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2276-88-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2360-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2360-11-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2360-1-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2360-5-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2360-22-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2360-14-0x0000000000230000-0x0000000000253000-memory.dmp

    Filesize

    140KB

  • memory/2908-66-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB