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Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/01/2025, 05:17

General

  • Target

    b56f25dc932cb6b1f3276f2533b8093db250efbb8ecda5860b13c0f439a3bf42.exe

  • Size

    134KB

  • MD5

    98bc18d83207c88983f907562764918b

  • SHA1

    ca02fb1d6c55cca9ec9353ab2a6c377109c1cd55

  • SHA256

    b56f25dc932cb6b1f3276f2533b8093db250efbb8ecda5860b13c0f439a3bf42

  • SHA512

    b6062b0ad9216c9a4a0763e8d5594b3f81f97da9343769c43d006e347803be595bdec05127b1e1a4a8dd162ce86c193a5bb2ba5ebefa90f616a1b38ecc0ab85e

  • SSDEEP

    1536:HDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:jiRTeH0iqAW6J6f1tqF6dngNmaZCia

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\b56f25dc932cb6b1f3276f2533b8093db250efbb8ecda5860b13c0f439a3bf42.exe
    "C:\Users\Admin\AppData\Local\Temp\b56f25dc932cb6b1f3276f2533b8093db250efbb8ecda5860b13c0f439a3bf42.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Users\Admin\AppData\Local\Temp\b56f25dc932cb6b1f3276f2533b8093db250efbb8ecda5860b13c0f439a3bf42.exe
      C:\Users\Admin\AppData\Local\Temp\b56f25dc932cb6b1f3276f2533b8093db250efbb8ecda5860b13c0f439a3bf42.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3056
      • 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:4392
        • 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:2848
          • 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:1160
            • 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:4580
              • 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:3992
                • 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:2276
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3992 -s 264
                  8⤵
                  • Program crash
                  PID:3300
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 296
              6⤵
              • Program crash
              PID:5008
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4392 -s 288
          4⤵
          • Program crash
          PID:1544
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4456 -s 300
      2⤵
      • Program crash
      PID:2392
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4456 -ip 4456
    1⤵
      PID:3192
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4392 -ip 4392
      1⤵
        PID:3288
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1160 -ip 1160
        1⤵
          PID:4900
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3992 -ip 3992
          1⤵
            PID:3772

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            134KB

            MD5

            20180de6e32a7cbebbb1628f087857a2

            SHA1

            28027e2eee081e71ddfcf46338293aec51c4664d

            SHA256

            b75d557e63a292b7ca4f7daeb43695afc6ca115b09351759f6a3017294be7f2e

            SHA512

            f8417e3752b7fef833d3122a966a3565d72afea4747fbc705ddd10e339017761613b81b40a6cab6a4e4ee6e6f663ed5ff22f53f8102af19ca6eaf06433fe96d5

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

            Filesize

            134KB

            MD5

            38558e5f21c3321c91e3f8257952429b

            SHA1

            ed0679de9dc7567f19e87982e68165086a4bed5c

            SHA256

            ba72918598727e6415bbd398684717d2bdb8ecd84e46ee7896f9927785a4e86d

            SHA512

            56aa885c0754a2ca12c4a0c3b3997960af0b18418df59b4fb1729991a5026d2b98d727b1c07ee33df9f32fdc6a05e1785499868760333a8daf32ed4f18a9adf0

          • C:\Windows\SysWOW64\omsecor.exe

            Filesize

            134KB

            MD5

            361f6dfc2ce0af918723c1a463153a7b

            SHA1

            b21ea454a3bd3246af53a74b0e9e8dec1caa1b70

            SHA256

            df72b3a76350f661c37adce819dc91c072c7d6bebb5101bcbffb83e43925373d

            SHA512

            f5cb47144bb8d1e2cdd1e5908a2728a143038422d20bbb536d9a8c6266c723059a8321320f0168d902bb98f70ffb6007db865bd337f6c19fbb6bd8024bdabe0f

          • memory/1160-48-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/1160-29-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/2276-52-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2276-49-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2276-47-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2276-46-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2848-23-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2848-20-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2848-24-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2848-27-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2848-14-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2848-15-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2848-17-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3056-1-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3056-2-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3056-3-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3056-5-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/3992-42-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/4392-11-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/4456-16-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/4456-0-0x0000000000400000-0x0000000000424000-memory.dmp

            Filesize

            144KB

          • memory/4580-34-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4580-35-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/4580-39-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB