Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    121s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/07/2026, 12:02

General

  • Target
    RobloxPlayerInstaller.exe
  • Size 13.0MB
  • Sample260715-n7txvae15s
  • SHA256 e5704c36a3cef626b86c31b404fa31120fdabc70188540157039a0bda68a7870
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 6 IoCs
  • Modifies registry class 30 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RobloxPlayerInstaller.exe
    "C:\Users\Admin\AppData\Local\Temp\RobloxPlayerInstaller.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2628
    • C:\Program Files\Roblox\Versions\version-eb158392d1c84e6a\RobloxPlayerBeta.exe
      "C:\Program Files\Roblox\Versions\version-eb158392d1c84e6a\RobloxPlayerBeta.exe" -app -installerLaunchTimeEpochMs 0 -clientLaunchTimeEpochMs 0 -isInstallerLaunch 2628
      2⤵
      • Executes dropped EXE
      PID:2332
    • C:\Program Files\Roblox\Versions\version-eb158392d1c84e6a\RobloxPlayerBeta.exe
      "C:\Program Files\Roblox\Versions\version-eb158392d1c84e6a\RobloxPlayerBeta.exe" -app -installerLaunchTimeEpochMs 0 -clientLaunchTimeEpochMs 0 -isInstallerLaunch 2628
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:3572

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RobloxStudioInstaller.exe

        • Path C:\Program Files\Roblox\Versions\RobloxStudioInstaller.exe
        • Size 9.7MB
        • SHA256 f3c6e3cae5c790bd87050cfe95f4e6df5c1d75cd9cda745d94ef88f953a11884
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RobloxPlayerBeta.dll

        • Path C:\Program Files\Roblox\Versions\version-eb158392d1c84e6a\RobloxPlayerBeta.dll
        • Size 20.2MB
        • SHA256 e88dd403ab1faf69ccf549f2c402b58a3b070e12b524ae3451caeabb6d081945
        • MD5 SHA1 SHA512 SSDEEP TLSH