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Analysis

  • max time kernel
    10s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2024, 03:54

General

  • Target

    artifact.exe

  • Size

    15.2MB

  • MD5

    4fbbea57b4280c87e5e215290c43bd41

  • SHA1

    0b665ea372d9e1b710684523d8aa95bd4a252e54

  • SHA256

    55dab21b4733d551afb8cf07537f383d380596457288d39a7872b956a8ded694

  • SHA512

    66bbf7e294a63ba70f1f4738d7743ef97f09ecfff28a168fc442758b452f0523d0de7384df7d845cc7480ffb33dbe8da23567caa8bc6cebf09f8d82394463f9b

  • SSDEEP

    393216:ZUh2EP/D57h4/bmg5wAHJX2cJrureWQkebRfX:c20N4T/5xZweh9B

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 5 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • GoLang User-Agent 1 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\artifact.exe
    "C:\Users\Admin\AppData\Local\Temp\artifact.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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:3488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3488-1-0x0000000077584000-0x0000000077586000-memory.dmp

    Filesize

    8KB

  • memory/3488-0-0x0000000000400000-0x000000000258F000-memory.dmp

    Filesize

    33.6MB

  • memory/3488-2-0x0000000000400000-0x000000000258F000-memory.dmp

    Filesize

    33.6MB

  • memory/3488-4-0x0000000000400000-0x000000000258F000-memory.dmp

    Filesize

    33.6MB

  • memory/3488-3-0x0000000000400000-0x000000000258F000-memory.dmp

    Filesize

    33.6MB

  • memory/3488-5-0x0000000000400000-0x000000000258F000-memory.dmp

    Filesize

    33.6MB