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Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2024, 23:32

General

  • Target

    df08662b8426f1582302f90c28fcb69dd70f8c8301eedcc9f2006209d1c62d5bN.exe

  • Size

    96KB

  • MD5

    73ca9a3ec1d1f5042be522712a9096b0

  • SHA1

    2aa3b4289e28c1f855059f4842203d9d26f7dffd

  • SHA256

    df08662b8426f1582302f90c28fcb69dd70f8c8301eedcc9f2006209d1c62d5b

  • SHA512

    93c892d260b0e3dfb58e8459b3e5215d5a5ac5efd4066a59f62b67e4ec6c7152b2e879cc9722c2dadf0498ddc79546badd52b90bb1828a2488f99f54bc5ccb64

  • SSDEEP

    1536:ynAHcBbLmdvduLd8IDiaP/8A68YaiIv2RwEYqlwi+BzdAeV9b5ADbyxxz:yGs8cd8eXlYairZYqMddH13z

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\df08662b8426f1582302f90c28fcb69dd70f8c8301eedcc9f2006209d1c62d5bN.exe
    "C:\Users\Admin\AppData\Local\Temp\df08662b8426f1582302f90c28fcb69dd70f8c8301eedcc9f2006209d1c62d5bN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\df08662b8426f1582302f90c28fcb69dd70f8c8301eedcc9f2006209d1c62d5bN.exe
      C:\Users\Admin\AppData\Local\Temp\df08662b8426f1582302f90c28fcb69dd70f8c8301eedcc9f2006209d1c62d5bN.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:800
      • 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:1236
        • 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:1188
          • 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:332
            • 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:2104
              • 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:836
                • 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:2956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    96KB

    MD5

    9c456389361b809a7e8f54793957d88c

    SHA1

    d5819e8466b7f87d810c8c345e1e1998f6acde8a

    SHA256

    836607cd4f16d0054f2d135ae4fafef4f3049ac598f2ef1e165fdf8fb3c7db21

    SHA512

    66a64e6e2a42bb03a2e4fe46c335b2522fba802df827c2bfdcfcccdde72eb7d08410044d518be75a45bc2b35da9b30097b4df9bf9040f4d13d6159f49528d694

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

    Filesize

    96KB

    MD5

    d99849a612bb9669c207757a60970159

    SHA1

    4631fad6508c8c6d607a589d900ef4f86a4803ff

    SHA256

    fdcd5eb228f665237a46682956420ee5de296341850582a872b9f1f175b82d69

    SHA512

    4c5068abb20505026a0d5bd2fb54bfab7531b8f5502c601ba111ca5568e524461cc99c16a95f0f87885bf3b958c71d62028cd6de5657f11c74a04e8bd9da98b5

  • \Windows\SysWOW64\omsecor.exe

    Filesize

    96KB

    MD5

    cb39e7eaa053eea18755fd5bc30bc156

    SHA1

    2caaf7399f5f8e57231b04e92f5f5b960a84ff61

    SHA256

    2ed8e80dba41f0cbc3e2465daad0e84bd2469565a19ee06fadf955f83d71a2d3

    SHA512

    32c106ff5a1d1c514585b5d349595f5a93fdf5b14104234076f87961a89701890301ad57f54bf1ee3047a2cc5415fb1d70346cf7870a4c46f1abe91402acf9a1

  • memory/332-64-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/332-56-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/800-9-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/800-19-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/800-5-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/800-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/800-1-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/836-85-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1188-46-0x0000000000290000-0x00000000002B3000-memory.dmp

    Filesize

    140KB

  • memory/1188-40-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1188-43-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1188-37-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1188-54-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1188-34-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1236-30-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1236-21-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1968-0-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1968-7-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2104-71-0x0000000000230000-0x0000000000253000-memory.dmp

    Filesize

    140KB

  • memory/2956-88-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB