Analysis

  • max time kernel
    18s
  • max time network
    22s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/03/2024, 19:57

General

  • Target

    RAT.dll

  • Size

    6.5MB

  • MD5

    456e3526ad5a6b5a5a47cd6faf3360e2

  • SHA1

    6004bb0e362ff64a2995d4682360d9eced6ba14a

  • SHA256

    db6f5cb8d4b23fd4b6a63c9bf0078de7e5d56d37d5c3a672a3c35f6e402f0e1d

  • SHA512

    9b1e99a293b26936079acf21ee2999fe54626b0b976a0e6e86b1e28a3f728dc0fda04453bbae7653e0250417acda586a41ec79a86da2bf7b67e5bae8b9dd1cd9

  • SSDEEP

    196608:/0t2b4JBRP01EbobwDhKqpYSIc1hFD54t5mtMhJHG:I2bmGEMb0hKqeo1hFSbxQ

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 9 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:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\RAT.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 NtSetInformationThreadHideFromDebugger
    PID:4968

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4968-0-0x00007FFCB72A0000-0x00007FFCB82C9000-memory.dmp

          Filesize

          16.2MB

        • memory/4968-1-0x00007FFCD5A50000-0x00007FFCD5C45000-memory.dmp

          Filesize

          2.0MB

        • memory/4968-2-0x00007FFCB72A0000-0x00007FFCB82C9000-memory.dmp

          Filesize

          16.2MB

        • memory/4968-3-0x00007FFCB72A0000-0x00007FFCB82C9000-memory.dmp

          Filesize

          16.2MB

        • memory/4968-4-0x00007FFCB72A0000-0x00007FFCB82C9000-memory.dmp

          Filesize

          16.2MB

        • memory/4968-5-0x00007FFCB72A0000-0x00007FFCB82C9000-memory.dmp

          Filesize

          16.2MB

        • memory/4968-6-0x00007FFCB72A0000-0x00007FFCB82C9000-memory.dmp

          Filesize

          16.2MB

        • memory/4968-7-0x00007FFCB72A0000-0x00007FFCB82C9000-memory.dmp

          Filesize

          16.2MB

        • memory/4968-8-0x00007FFCB72A0000-0x00007FFCB82C9000-memory.dmp

          Filesize

          16.2MB

        • memory/4968-9-0x00007FFCB72A0000-0x00007FFCB82C9000-memory.dmp

          Filesize

          16.2MB