Analysis

  • max time kernel
    115s
  • 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
    19/11/2024, 17:42

General

  • Target

    2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe

  • Size

    96KB

  • MD5

    aadaeb52e55be32cc0d7a72b08e5f9a0

  • SHA1

    664ddf69e254972d8c08b050eff65342c470b346

  • SHA256

    2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74

  • SHA512

    25f5d99ca6e77f6d6712f90b6922238673cf4a62f0917057691a0021cec356becf2a302542f50a768ea4e61a652d0c94ebf3dff6c77580d69d8c4bae49a59fbb

  • SSDEEP

    1536:0nAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxq:0Gs8cd8eXlYairZYqMddH13q

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
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Program crash 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 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe
    "C:\Users\Admin\AppData\Local\Temp\2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2944
    • C:\Users\Admin\AppData\Local\Temp\2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe
      C:\Users\Admin\AppData\Local\Temp\2626b9f67620618d0bdbc8aeee36cfd63237625f56f7d5e7ae42af69ddef0c74N.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3064
      • C:\Users\Admin\AppData\Roaming\omsecor.exe
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2176
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4388
          • 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:1184
            • C:\Windows\SysWOW64\omsecor.exe
              C:\Windows\SysWOW64\omsecor.exe
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:312
              • 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:2064
                • 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:1200
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 268
                  8⤵
                  • Program crash
                  PID:3004
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1184 -s 292
              6⤵
              • Program crash
              PID:808
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 288
          4⤵
          • Program crash
          PID:3384
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 288
      2⤵
      • Program crash
      PID:4708
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2944 -ip 2944
    1⤵
      PID:4768
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2176 -ip 2176
      1⤵
        PID:3452
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1184 -ip 1184
        1⤵
          PID:4948
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2064 -ip 2064
          1⤵
            PID:2816

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            96KB

            MD5

            ac38e61ef18d7989916047962537df79

            SHA1

            8ecd3782170a01525ce7a6f2e326aed8c437176f

            SHA256

            499dbd50dcf07dc7650e5f801d25edad4d212bc203cc2d23d827da0faaa6cb7b

            SHA512

            e74a0c3a4085d859734bd5a6be3da036fd29d16850d092478ddb3537b11f46342aeaed2dffdc618dc769f497340187fddeadf24ed9db585ed9a2ba7a8a8b6ef8

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

            Filesize

            96KB

            MD5

            26c2738c2dbedd1c812ca720c6997ff9

            SHA1

            2241751435a939d4252892847335a144defd71b2

            SHA256

            4cd9026718afc5b60a89163e71cfeb2cf678a8abdd8d9e5dc9ee38343ae8828f

            SHA512

            d801338707719c4dc03be226b160deaf1f766477fdcb3f72f3bb4ae4a113dc8570e84ba54dd89931810ff1d538ed49a4e48eb3d91c4a008895c62ad12b74db5f

          • C:\Windows\SysWOW64\omsecor.exe

            Filesize

            96KB

            MD5

            6031eaf00ce79af9cf774ffaaa7fe062

            SHA1

            0eb2d6da5fe9816f8ee30d07007f4444ac87ca34

            SHA256

            db1469c0f1c088f0da006eff697e44a998e7144cfc5819a1fc67547cc05229c5

            SHA512

            853a58d0b5eee8e18bdb5e912be2197a36b98aea4c66fcf00a05985c73c8a4586e3fd89893b0e2102e2ee7fe1ad28a8168baffb9212fa9b5703ad9605c6595d9

          • memory/312-37-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/312-42-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/312-38-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1184-52-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/1184-32-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/1200-54-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1200-49-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1200-50-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2064-53-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/2064-45-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/2176-19-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/2176-9-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/2944-17-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/2944-0-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/3064-5-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3064-2-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3064-3-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3064-1-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4388-15-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4388-30-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4388-27-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4388-26-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4388-21-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4388-20-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4388-14-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB