Analysis

  • max time kernel
    95s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/11/2024, 03:51

General

  • Target

    RK2X6_file.exe

  • Size

    1.8MB

  • MD5

    4336910525ba1641ff23c0b06591a406

  • SHA1

    ce7b526167c49b983552647372dbd0a8bf869c6f

  • SHA256

    2910659a1b74017ae03bafbed3b3aaf8769c525d58c7e001451276edf70aa278

  • SHA512

    4fa081feafeafd696b47024e4656485cde24370317627dd39ff3bd49194a7275211d994d5b0e03489ea5af3b92ccb98d6231fc86cb9910bc798b4e2d7814d73d

  • SSDEEP

    49152:T4DU/ZadGp2mOhhgTPDc9nwo0kHUv6KL:aL+ioTP8n08m6M

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RK2X6_file.exe
    "C:\Users\Admin\AppData\Local\Temp\RK2X6_file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/640-0-0x0000000000B20000-0x0000000000FD2000-memory.dmp

    Filesize

    4.7MB

  • memory/640-1-0x0000000077184000-0x0000000077186000-memory.dmp

    Filesize

    8KB

  • memory/640-2-0x0000000000B21000-0x0000000000B47000-memory.dmp

    Filesize

    152KB

  • memory/640-3-0x0000000000B20000-0x0000000000FD2000-memory.dmp

    Filesize

    4.7MB

  • memory/640-4-0x0000000000B20000-0x0000000000FD2000-memory.dmp

    Filesize

    4.7MB

  • memory/640-5-0x0000000000B20000-0x0000000000FD2000-memory.dmp

    Filesize

    4.7MB