Analysis

  • max time kernel
    102s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/04/2025, 19:39

General

  • Target
    Setupx-86.exe
  • Size 5.0MB
  • Sample250412-yczvqazny4
  • SHA256 cf33d01ff4078d76cbeb57445213d412d979412ad65c40a01f4a0e21e5f81059
  • MD5 SHA1 SHA512 SSDEEP

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 7 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setupx-86.exe
    "C:\Users\Admin\AppData\Local\Temp\Setupx-86.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:1488

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/1488-0-0x0000000000400000-0x0000000000B1E000-memory.dmp

        memory/1488-1-0x0000000077B64000-0x0000000077B66000-memory.dmp

        memory/1488-2-0x0000000000400000-0x0000000000B1E000-memory.dmp

        memory/1488-4-0x0000000000400000-0x0000000000B1E000-memory.dmp

        memory/1488-3-0x0000000000400000-0x0000000000B1E000-memory.dmp

        memory/1488-5-0x0000000000400000-0x0000000000B1E000-memory.dmp

        memory/1488-6-0x0000000000400000-0x0000000000B1E000-memory.dmp

        memory/1488-7-0x0000000000400000-0x0000000000B1E000-memory.dmp