Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 16:27

General

  • Target
    HoeurgsqiFZzMUx.exe
  • Size 86.8MB
  • Sample261107-tygh2sds6s
  • SHA256 b37ae7aaf0cdf1f141b88518c035763438418df40ad7d246bbcb369394f003a7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Enumerates VirtualBox registry keys 2 TTPs 2 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Deletes itself 1 TTPs 1 IoCs
  • Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HoeurgsqiFZzMUx.exe
    "C:\Users\Admin\AppData\Local\Temp\HoeurgsqiFZzMUx.exe"
    1⤵
    • Enumerates VirtualBox registry keys
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\tNjtGUAYFM.vbs"
      2⤵
      • Deletes itself
      • Executes a VBScript file via the Windows Script Host.
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:4216

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tNjtGUAYFM.vbs

        • Path C:\Users\Admin\AppData\Local\Temp\tNjtGUAYFM.vbs
        • Size 606B
        • SHA256 d3db81dab6e3d7cefe36c6699812a7e03333f8e97cce775052903edbd92801e5
        • MD5 SHA1 SHA512 TLSH

        memory/2116-0-0x0000000006830000-0x0000000006831000-memory.dmp

        memory/2116-8-0x00000000005A0000-0x0000000005CBC000-memory.dmp