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
    16-01-2025 05:33

General

  • Target

    5b6afba70a8d5691416db3cbb1c9b2a17796f271903875ad4f2d7df77278bd86N.exe

  • Size

    96KB

  • MD5

    f89d8b35e56a6926f3c5d25275bc8910

  • SHA1

    099635ff50bfe326939885dbb18e6e49ffecd519

  • SHA256

    5b6afba70a8d5691416db3cbb1c9b2a17796f271903875ad4f2d7df77278bd86

  • SHA512

    f1170e262bddfefb3681c5acfd9b6458ad4385719700739e5280ee861223ea25e41ecb09ce215c61ddd254af4215599c532a7f4bd313049bd4af6a0cfe9f4522

  • SSDEEP

    1536:EnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxx:EGs8cd8eXlYairZYqMddH13x

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\5b6afba70a8d5691416db3cbb1c9b2a17796f271903875ad4f2d7df77278bd86N.exe
    "C:\Users\Admin\AppData\Local\Temp\5b6afba70a8d5691416db3cbb1c9b2a17796f271903875ad4f2d7df77278bd86N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Users\Admin\AppData\Local\Temp\5b6afba70a8d5691416db3cbb1c9b2a17796f271903875ad4f2d7df77278bd86N.exe
      C:\Users\Admin\AppData\Local\Temp\5b6afba70a8d5691416db3cbb1c9b2a17796f271903875ad4f2d7df77278bd86N.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:272
      • 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:1260
        • 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:3424
          • 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:4748
            • 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:4856
              • 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:4412
                • 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:1436
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4412 -s 256
                  8⤵
                  • Program crash
                  PID:1852
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 292
              6⤵
              • Program crash
              PID:4492
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 288
          4⤵
          • Program crash
          PID:3504
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 288
      2⤵
      • Program crash
      PID:1788
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2600 -ip 2600
    1⤵
      PID:3244
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1260 -ip 1260
      1⤵
        PID:1720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4748 -ip 4748
        1⤵
          PID:2332
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4412 -ip 4412
          1⤵
            PID:4988

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            96KB

            MD5

            e2c6c323b01a2c066d6aa28234e3b001

            SHA1

            dd34d0348aa0e6833bdd104db6004bc03dfd5221

            SHA256

            20135628e2cf16d154bf8863e4118432718137b81f97d888e4c4bed9a9dc8d28

            SHA512

            9bb99cc75d3ecabd53db8d5a56b1604f2b322e1b1d8ffab3b206e67f30b469f5e74e47857c8722131b81a46143e8c213d824c5a3884143c1fca26e6e1e5c4851

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

            Filesize

            96KB

            MD5

            37e6cc476d80005c1ee8afc5597979e9

            SHA1

            a1ea8e29148351d4882b09726409d2e29d23abed

            SHA256

            d584be439a9f62f1d3df2a2250058d9fba164e6dbc039fd8176e66a68d85825e

            SHA512

            fcdb88e740d190fd29af36cfc5e1d4f6a51f4b40c88054cf7e7131a4286ff42843e5959e4a4bac4f2b15037f5e30d55f944cb9afee9e9f3b3a39b0ef51775f6e

          • C:\Windows\SysWOW64\omsecor.exe

            Filesize

            96KB

            MD5

            76dfd34b070a7942a03637db19bfadc2

            SHA1

            f3c5c9047061aa112061741c5a368fa67245320e

            SHA256

            65bc864f27418f0705868240cb0de8ff15aa744400e64f59cec68a40688ef145

            SHA512

            72d50ac385860085eb5fb7542c96247b8399f226c1f6d05a0090c5906bc79fe3a030dc9c84757160aa51078df69fc9e98834a3b876ffd2089fea6d1a222e0c05

          • memory/272-3-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/272-5-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/272-2-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/272-1-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1260-9-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/1260-18-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/1436-54-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1436-48-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1436-49-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2600-0-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/2600-17-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/3424-15-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3424-19-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3424-30-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3424-14-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3424-26-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3424-22-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3424-25-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4412-44-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/4412-53-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/4748-51-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/4748-31-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/4856-36-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4856-39-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4856-37-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB