Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/05/2024, 09:44

General

  • Target
    89d3ad291b56c80ec198807e4279f030_NeikiAnalytics.exe
  • Size 75KB
  • Sample240523-lqvrpscc38
  • SHA256 d6fd7e4c2b3acb1df72ddd3511d14c16cd4bd91487bd4794e88c5957d8b00abd
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 19 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Maps connected drives based on registry 3 TTPs 6 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\89d3ad291b56c80ec198807e4279f030_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\89d3ad291b56c80ec198807e4279f030_NeikiAnalytics.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2292
      • C:\Windows\SysWOW64\smnss.exe
        C:\Windows\system32\smnss.exe
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Enumerates connected drives
        • Maps connected drives based on registry
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        PID:1404

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        ctfmen.exe

        • Path C:\Windows\SysWOW64\ctfmen.exe
        • Size 4KB
        • SHA256 b57f1ad24ade685bd1d4a2842a27a544e460ee47bd8307fe11f6bb8a9c55dac3
        • MD5 SHA1 SHA512 SSDEEP

        grcopy.dll

        • Path C:\Windows\SysWOW64\grcopy.dll
        • Size 75KB
        • SHA256 83dd3cbdf171b7d462f168f7752dc8015d91793e55e5e6c744572cd118f1a786
        • MD5 SHA1 SHA512 SSDEEP

        satornas.dll

        • Path C:\Windows\SysWOW64\satornas.dll
        • Size 183B
        • SHA256 3ac94b6461ffb54bbba14f64f7df05895948bba16a10c0237aadfe84b702be0b
        • MD5 SHA1 SHA512

        shervans.dll

        • Path C:\Windows\SysWOW64\shervans.dll
        • Size 8KB
        • SHA256 8bcce13c12e95f1d1a43c8b99bce1c0be91861238f1d40bc0cbe793e3271e770
        • MD5 SHA1 SHA512 SSDEEP

        memory/548-17-0x0000000010000000-0x000000001000D000-memory.dmp

        memory/548-22-0x0000000010000000-0x000000001000D000-memory.dmp

        memory/548-20-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-38-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-46-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-36-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-62-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-40-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-42-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-44-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-35-0x0000000010000000-0x000000001000D000-memory.dmp

        memory/1404-48-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-50-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-52-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-54-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-56-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-58-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1404-60-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/2292-26-0x0000000000400000-0x0000000000409000-memory.dmp