Overview

overview

6

Static

static

1

RobloxPlay...er.exe

windows10-2004-x64

5

RobloxPlay...er.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/06/2026, 01:58

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General

  • Target
    RobloxPlayerInstaller.exe
  • Size 4.5MB
  • Sample260630-cd3gcact6x
  • SHA256 0e774f8533566b6221fdd374f4f6f30551f4e6aeb4848521445d15158f029855
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
adwaredefense_evasiondiscoverypersistencespywaretrojan

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Drops file in Program Files directory 64 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    defense_evasiontrojan
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 7 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RobloxPlayerInstaller.exe
    "C:\Users\Admin\AppData\Local\Temp\RobloxPlayerInstaller.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks whether UAC is enabled
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2568
    • C:\Program Files (x86)\Roblox\Versions\version-1a951716f19e4638\RobloxPlayerBeta.exe
      "C:\Program Files (x86)\Roblox\Versions\version-1a951716f19e4638\RobloxPlayerBeta.exe" -app
      2⤵
      • Executes dropped EXE
      PID:3560
    • C:\Program Files (x86)\Roblox\Versions\version-1a951716f19e4638\RobloxPlayerBeta.exe
      "C:\Program Files (x86)\Roblox\Versions\version-1a951716f19e4638\RobloxPlayerBeta.exe" -app
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:1996
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5380
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4976
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4124
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:5984

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RobloxStudioInstaller.exe
        • Path C:\Program Files (x86)\Roblox\Versions\RobloxStudioInstaller.exe
        • Size 9.6MB
        • SHA256 076142b2572c2ad93c530b4af725a91166cad4b0869491b31520a541e743cc30
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RobloxPlayerBeta.dll
        • Path C:\Program Files (x86)\Roblox\Versions\version-1a951716f19e4638\RobloxPlayerBeta.dll
        • Size 20.4MB
        • SHA256 65bd94d3ba9237393d639ffe289932e0881eb60c47793579a458849aba887f96
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        Roblox Studio.lnk
        • Path C:\Users\Admin\Desktop\Roblox Studio.lnk
        • Size 1KB
        • SHA256 a635af5dad61bd0c625d797fd2b5fd20e16e7e1f6c9f79828b3b80d3ff9ea166
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/4124-84-0x000001C4801E0000-0x000001C4802E0000-memory.dmp
        Download

        memory/4124-130-0x000001C494710000-0x000001C494730000-memory.dmp
        Download

        memory/4124-116-0x000001C483C90000-0x000001C483CB0000-memory.dmp
        Download

        memory/4124-99-0x000001C493E90000-0x000001C493F90000-memory.dmp
        Download

        memory/4124-98-0x000001C483930000-0x000001C483950000-memory.dmp
        Download

        memory/5984-250-0x0000015AAF000000-0x0000015AAF691000-memory.dmp
        Download