Analysis

  • max time kernel
    115s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-01-2025 05:36

General

  • Target

    e3ed237dcfe4eec0c76c8cb244887064226ab99cf7ee2c7fa7b5899c69359eadN.exe

  • Size

    134KB

  • MD5

    7f22c9c284b4cb5cca87ad679107e010

  • SHA1

    246f2beb44f05b708b3c102bad5bd2f95b319b43

  • SHA256

    e3ed237dcfe4eec0c76c8cb244887064226ab99cf7ee2c7fa7b5899c69359ead

  • SHA512

    6174a15c772b7868be6ace49cb4a0180a68cfb3968dd241aaa3f0920dabd452f9e5a771cfc9462205e1fbf6af4bc368d2d80e1357814190d3ebabed05d22a3e3

  • SSDEEP

    1536:GDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:4iRTeH0iqAW6J6f1tqF6dngNmaZCia

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\e3ed237dcfe4eec0c76c8cb244887064226ab99cf7ee2c7fa7b5899c69359eadN.exe
    "C:\Users\Admin\AppData\Local\Temp\e3ed237dcfe4eec0c76c8cb244887064226ab99cf7ee2c7fa7b5899c69359eadN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1196
    • C:\Users\Admin\AppData\Local\Temp\e3ed237dcfe4eec0c76c8cb244887064226ab99cf7ee2c7fa7b5899c69359eadN.exe
      C:\Users\Admin\AppData\Local\Temp\e3ed237dcfe4eec0c76c8cb244887064226ab99cf7ee2c7fa7b5899c69359eadN.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4500
      • 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:2052
        • 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:1056
          • 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:4560
            • 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:2844
              • 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:2672
                • 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:2664
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 256
                  8⤵
                  • Program crash
                  PID:4356
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 292
              6⤵
              • Program crash
              PID:4508
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 288
          4⤵
          • Program crash
          PID:4024
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1196 -s 272
      2⤵
      • Program crash
      PID:4752
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1196 -ip 1196
    1⤵
      PID:2224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2052 -ip 2052
      1⤵
        PID:2948
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4560 -ip 4560
        1⤵
          PID:408
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2672 -ip 2672
          1⤵
            PID:4952

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            134KB

            MD5

            69d95e7df07ac225e925a8538e402762

            SHA1

            0be052b0592e246ba05838ff17336976186e81d7

            SHA256

            9e990c975bad9d19f7a21633aacf788d3b473cd7bf74118b8f906696d12fdd93

            SHA512

            613b18254b119883ef38acc6cd4f5bbd9c42c65500d69707cf34d79533d5c0f1f98ffbf6f818d788e1162f9e193c760cd0ec66172990d69ffd1f1534a12cbcf4

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

            Filesize

            134KB

            MD5

            18668d61121192e11537698f2eb97846

            SHA1

            d01fe865e9d8fe97739a63286ddd4616fad422b0

            SHA256

            8963b2320e25b958b27a0887bd29fe287339eb4e3423d842705b883fcb70a2bc

            SHA512

            56c6f7938e0aa2200009ed08b0377e4d08a157a2af045c29512222cd45b663ffc5392c03b2b0561d9bbf96a9a88f8dab87837f8b5dfd8afdd494450b9f785861

          • C:\Windows\SysWOW64\omsecor.exe

            Filesize

            134KB

            MD5

            ec55922068e6e08b9a6232bdea491bc4

            SHA1

            0df09b1ace1be1246af07db120ec2ecffa503959

            SHA256

            453a7ac5ffc432975f25ad1d22cbb326f8f8d1e8529425ceb0082d1420bb950e

            SHA512

            3977e2ee67cadd27631869f3fcfb8dc5c20c1ae945870569bdbd8a257b5441c39e689bbe4cf4d1316b2c0aad137b764f3ef6ab55bc62d483bff25c6c576daa20

          • memory/1056-23-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1056-27-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1056-24-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1056-15-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1056-14-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1056-17-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1056-20-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1196-0-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/1196-16-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/2052-11-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/2664-50-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2664-46-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2664-47-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2672-42-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/2672-49-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/2844-34-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2844-37-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2844-35-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4500-6-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4500-1-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4500-2-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4500-3-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4560-30-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/4560-48-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB