Analysis

  • max time kernel
    93s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/11/2024, 14:38

General

  • Target

    UA.exe

  • Size

    18.1MB

  • MD5

    ff4afb8476c59caace8d0d6b69d7ccc0

  • SHA1

    a3f4bf385958242c899e7b8ea4ba30a739da3400

  • SHA256

    bcd658522045492bd070705cfc6cd0cc089cf420956fa8cdd3a196be29e25574

  • SHA512

    b9e97026feb85e959339ae609ffb3f7d84ecf7503733232c5d920b666853353adc8e22d71ce28fc2ebf5dd7c512da88fcd68fde976ac885215314199135d8732

  • SSDEEP

    393216:WGqq0SfJ5cRKsiRX3e5Od5wewLQrL+cwrshu85awDkqfHr:eLFKX3kOd5jwEH+6hugawnr

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
  • Drops file in System32 directory 6 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\UA.exe
    "C:\Users\Admin\AppData\Local\Temp\UA.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    PID:2836

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2836-0-0x0000000140000000-0x0000000142962000-memory.dmp

          Filesize

          41.4MB

        • memory/2836-1-0x00007FFDBA810000-0x00007FFDBA812000-memory.dmp

          Filesize

          8KB

        • memory/2836-2-0x0000000140000000-0x0000000142962000-memory.dmp

          Filesize

          41.4MB

        • memory/2836-3-0x0000000140000000-0x0000000142962000-memory.dmp

          Filesize

          41.4MB

        • memory/2836-4-0x0000000140000000-0x0000000142962000-memory.dmp

          Filesize

          41.4MB

        • memory/2836-5-0x0000000140000000-0x0000000142962000-memory.dmp

          Filesize

          41.4MB