Analysis

  • max time kernel
    14s
  • max time network
    20s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-06-2024 12:56

General

  • Target

    BALD.WIN_Fortnite_External.exe

  • Size

    4.8MB

  • MD5

    b8d0b1ad7e86ef67cbf12c4919e032f4

  • SHA1

    ca0e5b439068427f230008d8b3c5e7e3d116c810

  • SHA256

    07c40b80e0caeb0e0dbd4b9a324c63fa2984f0be8549f312a292dceeb6bb4e79

  • SHA512

    8f4a4fa98766141f3d04cf6eb29ae4c7cb5a42f9f1bef779e3dbe97e94e8267e65e0244240ff17cfa2ca28b94dea56d895fffd27ff8ede87b8eca6dc68f22fd9

  • SSDEEP

    98304:/TuP86Vx0jbno8Ro5h2L/dKFMAzdn9ZK08mf3oxM1Cl+Fzrmf:7uPjx0HhRmhY3AJniG3KsCAcf

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.

  • Themida packer 8 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BALD.WIN_Fortnite_External.exe
    "C:\Users\Admin\AppData\Local\Temp\BALD.WIN_Fortnite_External.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:4644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4644-0-0x00007FF84DC50000-0x00007FF84DC52000-memory.dmp
    Filesize

    8KB

  • memory/4644-1-0x00007FF6A29E0000-0x00007FF6A36BF000-memory.dmp
    Filesize

    12.9MB

  • memory/4644-3-0x00007FF6A29E0000-0x00007FF6A36BF000-memory.dmp
    Filesize

    12.9MB

  • memory/4644-2-0x00007FF6A29E0000-0x00007FF6A36BF000-memory.dmp
    Filesize

    12.9MB

  • memory/4644-4-0x00007FF6A29E0000-0x00007FF6A36BF000-memory.dmp
    Filesize

    12.9MB

  • memory/4644-5-0x00007FF6A29E0000-0x00007FF6A36BF000-memory.dmp
    Filesize

    12.9MB

  • memory/4644-6-0x00007FF6A29E0000-0x00007FF6A36BF000-memory.dmp
    Filesize

    12.9MB

  • memory/4644-7-0x00007FF6A29E0000-0x00007FF6A36BF000-memory.dmp
    Filesize

    12.9MB

  • memory/4644-8-0x00007FF6A29E0000-0x00007FF6A36BF000-memory.dmp
    Filesize

    12.9MB