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Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    11/12/2024, 22:42

General

  • Target

    66319b5acaf19922c0f24db2948aed1cd2d6c27bb0b0dbf57dece7dad2bbf641.exe

  • Size

    96KB

  • MD5

    69dfdeca39d9c50c13a487d64817e3e6

  • SHA1

    eacdde8c1248aca68d777f9994f2e0a04932c089

  • SHA256

    66319b5acaf19922c0f24db2948aed1cd2d6c27bb0b0dbf57dece7dad2bbf641

  • SHA512

    ff2b8bb45c5828acbff4e8af00259c4da4d197ea13a364701d5da82b0622fe6b5c2a1afe25ef0cede413252749d4f185d53ac673775397476ada3b90e0157c56

  • SSDEEP

    1536:AnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxr:AGs8cd8eXlYairZYqMddH13r

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\66319b5acaf19922c0f24db2948aed1cd2d6c27bb0b0dbf57dece7dad2bbf641.exe
    "C:\Users\Admin\AppData\Local\Temp\66319b5acaf19922c0f24db2948aed1cd2d6c27bb0b0dbf57dece7dad2bbf641.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2680
    • C:\Users\Admin\AppData\Local\Temp\66319b5acaf19922c0f24db2948aed1cd2d6c27bb0b0dbf57dece7dad2bbf641.exe
      C:\Users\Admin\AppData\Local\Temp\66319b5acaf19922c0f24db2948aed1cd2d6c27bb0b0dbf57dece7dad2bbf641.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2716
      • 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:2788
        • 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:1764
          • 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:1464
            • 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:2900
              • 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:1944
                • 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:2220

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    96KB

    MD5

    e66d35e0820cb26ab9823fc37a89c943

    SHA1

    71a7b85880061c1a7194b97aed95543e2929cdd4

    SHA256

    c51f5f3451574db95d5da9e5fd0523c9e1c8497b208678d694bcfecdc4b34498

    SHA512

    88dd3bc31c4d6c683e6dc5005e475497a6acbfbac1495b7a0ad9670ba4708c62cb64d683059f9db81f507dcd21979f6f7a286c25de883b989806224987330355

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

    Filesize

    96KB

    MD5

    98693b27d4793944e53fcddcfbbe3089

    SHA1

    b5d8fa55084a09b2d17449203727a99be5915693

    SHA256

    8e9bf20696a86c86eb08b7404aa027e4bd8abafb37f30c412b6b04308358c865

    SHA512

    ad4982417335be89c03beb606acfd8ae54f31e4d982fa8d6ca07c40d2428e022b8a4749c6d054112fdf1246e4a6a921cb0724b8fbf5a157d1ae57f9b5bb21ece

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    96KB

    MD5

    69faedc7a1ed23ffe5eb647ad1274f65

    SHA1

    8d34b84997554004cdc9006667485f426bc3f955

    SHA256

    22ca5b26b7b396883ee287a9c622c25443e0326f704bb483a3ce2d305c8b7272

    SHA512

    4a14f2f3e558cdc0b67b3033537a8bab514af6b4ac161858f9b50537e148b94cff002f0fd4f13db4ce16b06d10e7103de3d7856ead17eea505a651bf9fac7958

  • memory/1464-64-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1764-34-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1764-54-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1764-37-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1764-43-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1764-40-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1764-46-0x00000000002A0000-0x00000000002C3000-memory.dmp

    Filesize

    140KB

  • memory/1944-78-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1944-86-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2220-88-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2220-91-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2680-0-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2680-7-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2716-19-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2716-9-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2716-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2716-5-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2716-1-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2788-21-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2788-31-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2900-70-0x0000000000230000-0x0000000000253000-memory.dmp

    Filesize

    140KB