Analysis

  • max time kernel
    67s
  • max time network
    68s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-08-2024 14:05

General

  • Target

    notepad (2).exe

  • Size

    7.7MB

  • MD5

    9d7fef66dc4986975e8fafbd9662f3ba

  • SHA1

    2f3f244cc09c7470ba143dff36252089d4894e49

  • SHA256

    3b580645f8fc0d21da5ef9c755f4d4b794434305dc0e507e13c67ef6bc03f4b8

  • SHA512

    ef983275a0ed6c389e1568e8f7b6c3d22bf9214fe1939f979715d392f115d3ab7ed27168035747c8130242c87a12666dc4d301ab490901b3bda127d82af76580

  • SSDEEP

    196608:QysjwLcUG4raKu24YY7HVT4hV0AD6QgqKRgX:fRmKr4YYH+EUWpgX

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.

  • Loads dropped DLL 1 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Themida packer 4 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

Processes

  • C:\Users\Admin\AppData\Local\Temp\notepad (2).exe
    "C:\Users\Admin\AppData\Local\Temp\notepad (2).exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:1400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\522e4628-4a5d-4560-af26-1f6b67b8d723\AgileDotNetRT64.dll

    Filesize

    4.2MB

    MD5

    05b012457488a95a05d0541e0470d392

    SHA1

    74f541d6a8365508c794ef7b4ac7c297457f9ce3

    SHA256

    1f77a0749ac730500f203b8c4d072587923ac679e184a3859aeb855c2a2e7d8d

    SHA512

    6d6e7b838d4425d49ac8d3738135374ef5357f0677b07cecb7afbf5feddc1997bf6dce68d48787eff8a74c4728def8880c8f01842eda35b5815fb561fa401ae6

  • memory/1400-0-0x00007FF9B78D3000-0x00007FF9B78D5000-memory.dmp

    Filesize

    8KB

  • memory/1400-1-0x00000000008F0000-0x00000000010A2000-memory.dmp

    Filesize

    7.7MB

  • memory/1400-8-0x00007FF9B78D0000-0x00007FF9B8391000-memory.dmp

    Filesize

    10.8MB

  • memory/1400-9-0x00007FF9B4AC0000-0x00007FF9B5644000-memory.dmp

    Filesize

    11.5MB

  • memory/1400-10-0x00007FF9B78D0000-0x00007FF9B8391000-memory.dmp

    Filesize

    10.8MB

  • memory/1400-12-0x00007FF9B4AC0000-0x00007FF9B5644000-memory.dmp

    Filesize

    11.5MB

  • memory/1400-15-0x00007FF9C04B0000-0x00007FF9C05FE000-memory.dmp

    Filesize

    1.3MB

  • memory/1400-16-0x000000001BD70000-0x000000001BE16000-memory.dmp

    Filesize

    664KB

  • memory/1400-18-0x00007FF9B4AC0000-0x00007FF9B5644000-memory.dmp

    Filesize

    11.5MB

  • memory/1400-19-0x00007FF9B78D0000-0x00007FF9B8391000-memory.dmp

    Filesize

    10.8MB