Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    17-07-2024 08:22

General

  • Target

    maple/crack.dll

  • Size

    5.0MB

  • MD5

    b5b1b26e855eda6268b9a2008e0fce86

  • SHA1

    d7925f7de5835e3564b187d8654bb9305ea945fb

  • SHA256

    06dec4f9857f7b9a43157756606546d04a0f34c87681c7db9aab9125a43b33a7

  • SHA512

    14ad2e93ed5876dd246ce6f32674e994b4f35a5acbb1ac46388bebc682a70ce4eca974fda102c273c71dae3c9bc7b69f965fd636cb2d5c579de9cd23e8b35799

  • SSDEEP

    98304:j+YCYfXbb8DckgAEhxWiHF/5DoNZ2qkFVwz7583lfdmjLdGGf:jP8QDDRF/eNsqgiZ

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.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\maple\crack.dll,#1
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2972 -s 108
      2⤵
        PID:2412

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2972-1-0x0000000073150000-0x0000000073B2F000-memory.dmp

      Filesize

      9.9MB

    • memory/2972-3-0x0000000073150000-0x0000000073B2F000-memory.dmp

      Filesize

      9.9MB

    • memory/2972-0-0x0000000073150000-0x0000000073B2F000-memory.dmp

      Filesize

      9.9MB

    • memory/2972-5-0x0000000073150000-0x0000000073B2F000-memory.dmp

      Filesize

      9.9MB

    • memory/2972-4-0x0000000073150000-0x0000000073B2F000-memory.dmp

      Filesize

      9.9MB

    • memory/2972-2-0x0000000073150000-0x0000000073B2F000-memory.dmp

      Filesize

      9.9MB

    • memory/2972-6-0x0000000073150000-0x0000000073B2F000-memory.dmp

      Filesize

      9.9MB

    • memory/2972-7-0x0000000073150000-0x0000000073B2F000-memory.dmp

      Filesize

      9.9MB