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Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2025, 13:03

General

  • Target

    b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe

  • Size

    96KB

  • MD5

    82ec32e61d3cc855216c94aad2018f85

  • SHA1

    95032b286624fc8c10a48a2c4ec163b0d695976e

  • SHA256

    b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385

  • SHA512

    0b5c54953891e065906f62d65afc9f3ca7684ed7ed578ade6a7e32e6f378bca823045de58f3ee303838da179f52d98eb8f6fcc3881a6979628beab961778f013

  • SSDEEP

    1536:MnAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxb:MGs8cd8eXlYairZYqMddH13b

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\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
    "C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4892
    • C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
      C:\Users\Admin\AppData\Local\Temp\b0532102e3eea6533b32da4111ab68cf3649b75f06244cb35c68c6506fb49385.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1072
      • 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:2684
        • 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:948
          • 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:740
            • 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:636
              • 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:4828
                • 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:4860
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 224
                  8⤵
                  • Program crash
                  PID:4720
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 740 -s 292
              6⤵
              • Program crash
              PID:812
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 288
          4⤵
          • Program crash
          PID:1668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 288
      2⤵
      • Program crash
      PID:3540
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4892 -ip 4892
    1⤵
      PID:3344
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2684 -ip 2684
      1⤵
        PID:2044
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 740 -ip 740
        1⤵
          PID:32
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4828 -ip 4828
          1⤵
            PID:3176

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            96KB

            MD5

            185cd751140564fc02b2c5a5a0814202

            SHA1

            46c4b43014332f30e9736d73f08b4fb37f621ea6

            SHA256

            e87c9f8994583a0a39bbf72edaa9a60b8f069cad1c776ccbcd475f3ce8257d70

            SHA512

            3b9f02ab350ed9ff5df43856935d5fe74a13821065a60b5236a38ce5fa622cef93135051558d48cbdebcdff242cc8d23808b77c68162686c4f8e033f1e6b0e91

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

            Filesize

            96KB

            MD5

            b4edde9ecce673eb4f02b16fb9ef291d

            SHA1

            9e81626129858fc9c02e9fac95ccc592bced1b57

            SHA256

            c94288e71549ed0d3cdc1385f7ed36eb1b4517b49411c1bf967f963cebf6bb41

            SHA512

            d40f4fd78a894ef75e4f0a3c3e9bc6d720aa2980af72b437f144d86e28850ce4798dff1aaf2fc84fca135ccbb60fbfb18387cf83626a50e9e57906e79c67f17f

          • C:\Windows\SysWOW64\omsecor.exe

            Filesize

            96KB

            MD5

            774b8c0d66dccbebc7ed81ed620d2be3

            SHA1

            099098fe0e460df33524452081f532cddfa8a491

            SHA256

            7b1c665ed702558c7eaa4bd2c4b439a2a63fca3dfc96e34221bb6c5b033d4149

            SHA512

            74e0fcbe3f4cc231627f8d157520272a80b72d3b760d603c74b483c4a816820284a3fc084b9b630fddd8fec37c6552204fa2232d3e203e3de38dbd3920f30c51

          • memory/636-37-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/636-43-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/636-38-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/740-52-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/740-32-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/948-14-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/948-15-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/948-31-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/948-20-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/948-23-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/948-26-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/948-27-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1072-3-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1072-11-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1072-2-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/1072-1-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2684-7-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/2684-17-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/4828-45-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/4828-53-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/4860-49-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4860-50-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4860-54-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4892-19-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/4892-0-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB