Analysis

  • max time kernel
    149s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 06:29

General

  • Target
    22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe
  • Size 71KB
  • Sample240527-g9atesba7x
  • SHA256 f26c2e901fd1ff3fc512d6a0e06b08dda67d3f3ee55fa2cfa1a4d81e1c4c2595
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:620
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3476
        • C:\Users\Admin\AppData\Local\Temp\22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3356
          • C:\Windows\SysWOW64\oukfufos.exe
            "C:\Windows\system32\oukfufos.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3024
            • C:\Windows\SysWOW64\oukfufos.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2788

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            emfoaguh-cix.exe

            • Path C:\Windows\SysWOW64\emfoaguh-cix.exe
            • Size 73KB
            • SHA256 8bc2c79e2df4623a3e84de6a8e32ce2f3694ebacc3cb7201f5afa8e6b1727ea9
            • MD5 SHA1 SHA512 SSDEEP

            hrapar.dll

            • Path C:\Windows\SysWOW64\hrapar.dll
            • Size 5KB
            • SHA256 76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
            • MD5 SHA1 SHA512 SSDEEP

            oukfufos.exe

            • Path C:\Windows\SysWOW64\oukfufos.exe
            • Size 71KB
            • SHA256 f26c2e901fd1ff3fc512d6a0e06b08dda67d3f3ee55fa2cfa1a4d81e1c4c2595
            • MD5 SHA1 SHA512 SSDEEP

            ouvbeager.exe

            • Path C:\Windows\SysWOW64\ouvbeager.exe
            • Size 74KB
            • SHA256 a48f18c8dcca82d76a877294b761a22642f2728cac6fcfd343fb58526c0dcce6
            • MD5 SHA1 SHA512 SSDEEP

            memory/2788-50-0x0000000000400000-0x0000000000414000-memory.dmp

            memory/3024-49-0x0000000000400000-0x0000000000414000-memory.dmp

            memory/3356-5-0x0000000000400000-0x0000000000414000-memory.dmp