Overview

overview

9

Static

static

3

runtime-free.exe

windows11-ltsc_2024-x64

9

Analysis

  • user interaction
    yes
  • max time kernel
    42s
  • max time network
    28s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/11/2026, 01:33

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General

  • Target
    runtime-free.exe
  • Size 2.7MB
  • Sample261113-bysbfaev5t
  • SHA256 e03159fc490fcaf0cc37b73774bfef6b8fbafde3edd230d5592e1100b6594b45
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasiondiscovery

Malware Config

Signatures

  • Enumerates VirtualBox registry keys 2 TTPs 4 IoCs
    defense_evasion
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
    defense_evasion
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
    defense_evasion
  • Looks for VMWare services registry key. 1 TTPs 3 IoCs
    defense_evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\runtime-free.exe
    "C:\Users\Admin\AppData\Local\Temp\runtime-free.exe"
    1⤵
    • Enumerates VirtualBox registry keys
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Looks for VMWare services registry key.
    • Checks BIOS information in registry
    • Checks for VirtualBox DLLs, possible anti-VM trick
    • Reads the TCP/IP host and domain name from the registry
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:3440

Network

        MITRE ATT&CK Enterprise v16

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        Downloads