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Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17/12/2024, 02:06

General

  • Target

    b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe

  • Size

    134KB

  • MD5

    b94b47d7d5e2f2ebfe6016e80093b3ca

  • SHA1

    a6710d18bc197b67b0f43e9f1781ac52ff263466

  • SHA256

    b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d

  • SHA512

    3e13700b76190934efacde18628621d6438bcb249b54c214fd14606785357018e8a12a57438602357034b4bb59d4b992184e9306238ce805382ced26ae990efc

  • SSDEEP

    1536:qDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCia:MiRTeH0iqAW6J6f1tqF6dngNmaZCia

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
  • Loads dropped DLL 7 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 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 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe
    "C:\Users\Admin\AppData\Local\Temp\b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Users\Admin\AppData\Local\Temp\b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe
      C:\Users\Admin\AppData\Local\Temp\b1eb0786518247adf3e6e612ea69e7677036d4004b61496680626e058e495a2d.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Users\Admin\AppData\Roaming\omsecor.exe
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2304
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1792
          • 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:1784
            • C:\Windows\SysWOW64\omsecor.exe
              C:\Windows\SysWOW64\omsecor.exe
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2060
              • 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:1544
                • 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:2660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    134KB

    MD5

    e23920203856afadcb9d673c4e798a11

    SHA1

    0dbb4ef848104324903578c0cda156c79ad7aa57

    SHA256

    c15af5504c71a3b7e787e098871303c1b0458a298465cfe7a7cd97b7fec1a6e5

    SHA512

    8d55033484381a0390e9bcfc216bd516f1b4fd4b70f7296e776819144738fe6a969479e232e286b126720f03a0428a88c570a2dfd13cc379bdb6b5ddd432842d

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

    Filesize

    134KB

    MD5

    49a68460d7fd5ee29cbf699f2284316d

    SHA1

    aaafdea4362b927cdfb719f8da57267d079caa3d

    SHA256

    7ed69487cbf8e0478c8d4bd9690fd89ab88310c50b7d4c133a0efbaeeb59f580

    SHA512

    818f8f1462ebe001fcd92d84d78ec59f70f539fee9581c433399aa002b4d1aff49cbb4b3195029438accc8719e5ef42eb1168eff3d13e4eec6d4a19505dee0f7

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    134KB

    MD5

    ee0271f7abc380109206a64454a57df4

    SHA1

    409f209d3369b6a4370c147b101c5011f5b2a451

    SHA256

    3da57c9f50cc96fa55512fc7ec1817549600d2f4071e3097c29a683f8b3c5b68

    SHA512

    d5eeabbfd895b21e21da8345bbbc75865da188c880f9637ea0dcbd8ffc4899732670b314a4e2d2d76879d6a1cf24053303a66af490c38e1df63fbd6d40c41739

  • memory/1544-85-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1544-78-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1784-56-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1784-64-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1792-52-0x0000000000290000-0x00000000002B4000-memory.dmp

    Filesize

    144KB

  • memory/1792-42-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1792-51-0x0000000000290000-0x00000000002B4000-memory.dmp

    Filesize

    144KB

  • memory/1792-54-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1792-33-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1792-36-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1792-39-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1988-5-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1988-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1988-18-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1988-8-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1988-1-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2060-69-0x0000000000230000-0x0000000000254000-memory.dmp

    Filesize

    144KB

  • memory/2084-0-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2084-7-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2304-20-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2304-23-0x00000000002C0000-0x00000000002E4000-memory.dmp

    Filesize

    144KB

  • memory/2304-31-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2660-87-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2660-90-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB