Analysis

  • max time kernel
    20s
  • max time network
    22s
  • 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 13:49

General

  • Target

    notepad (3).exe

  • Size

    7.7MB

  • MD5

    e52f0ace43475675ba896dcbddfbb22e

  • SHA1

    b970e159b2725009c5264ae47b342b4cba3aba90

  • SHA256

    7b76e74675faade8a29af7beda7faed381bb4fbbe72304e4c6e0de8b3a903ec6

  • SHA512

    974b98519d1c6a047453960eeaac49c647040f45e6a872396b20e37d4731f9b97341bca6123b71cf82bc3caa10b751c3bded8d3c3ff483cdcfa6c2de5a869a67

  • SSDEEP

    196608:XK30CUWcUG4raKu24YY7HVT4hV0AD6QgqKRgX:a30WmKr4YYH+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 (3).exe
    "C:\Users\Admin\AppData\Local\Temp\notepad (3).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:4124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\5d01d2a3-8de9-49e6-ba80-a16a6357ca34\AgileDotNetRT64.dll

    Filesize

    4.2MB

    MD5

    05b012457488a95a05d0541e0470d392

    SHA1

    74f541d6a8365508c794ef7b4ac7c297457f9ce3

    SHA256

    1f77a0749ac730500f203b8c4d072587923ac679e184a3859aeb855c2a2e7d8d

    SHA512

    6d6e7b838d4425d49ac8d3738135374ef5357f0677b07cecb7afbf5feddc1997bf6dce68d48787eff8a74c4728def8880c8f01842eda35b5815fb561fa401ae6

  • memory/4124-0-0x00007FFAE2A13000-0x00007FFAE2A15000-memory.dmp

    Filesize

    8KB

  • memory/4124-1-0x0000000000C10000-0x00000000013C2000-memory.dmp

    Filesize

    7.7MB

  • memory/4124-8-0x00007FFAE2A10000-0x00007FFAE34D1000-memory.dmp

    Filesize

    10.8MB

  • memory/4124-9-0x00007FFADFC00000-0x00007FFAE0784000-memory.dmp

    Filesize

    11.5MB

  • memory/4124-11-0x00007FFADFC00000-0x00007FFAE0784000-memory.dmp

    Filesize

    11.5MB

  • memory/4124-12-0x00007FFAF2160000-0x00007FFAF22AE000-memory.dmp

    Filesize

    1.3MB

  • memory/4124-13-0x000000001C130000-0x000000001C1D6000-memory.dmp

    Filesize

    664KB

  • memory/4124-15-0x00007FFADFC00000-0x00007FFAE0784000-memory.dmp

    Filesize

    11.5MB

  • memory/4124-16-0x00007FFAE2A10000-0x00007FFAE34D1000-memory.dmp

    Filesize

    10.8MB