Analysis

  • max time kernel
    148s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 04:37

General

  • Target
    RobloxPlayerInstaller-Q3FJ7TQ6GF.exe
  • Size 9.7MB
  • Sample261024-e8x68aw18l
  • SHA256 d30e627a8c6fec27534bf847b26cc6d1633b39f2a5dab4bd3cc8e8e8af363920
  • 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 1 TTPs 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).

  • Program crash 1 IoCs
  • 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.

  • 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.

  • 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 5 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RobloxPlayerInstaller-Q3FJ7TQ6GF.exe
    "C:\Users\Admin\AppData\Local\Temp\RobloxPlayerInstaller-Q3FJ7TQ6GF.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4668
    • C:\Program Files (x86)\Roblox\Versions\version-9ac8595712b447a7\RobloxPlayerBeta.exe
      "C:\Program Files (x86)\Roblox\Versions\version-9ac8595712b447a7\RobloxPlayerBeta.exe" -app -installerLaunchTimeEpochMs 0 -clientLaunchTimeEpochMs 0 -isInstallerLaunch 4668
      2⤵
      • Executes dropped EXE
      PID:4860
    • C:\Program Files (x86)\Roblox\Versions\version-9ac8595712b447a7\RobloxPlayerBeta.exe
      "C:\Program Files (x86)\Roblox\Versions\version-9ac8595712b447a7\RobloxPlayerBeta.exe" -app -installerLaunchTimeEpochMs 0 -clientLaunchTimeEpochMs 0 -isInstallerLaunch 4668
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:4516
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 864
      2⤵
      • Program crash
      PID:5404
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:3464
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4668 -ip 4668
      1⤵
        PID:3448

      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 13.1MB
            • SHA256 7fc528a09551781945ec8698d81f86e74326cffb0f14268fda7a85c5278aaa02
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RobloxPlayerBeta.dll

            • Path C:\Program Files (x86)\Roblox\Versions\version-9ac8595712b447a7\RobloxPlayerBeta.dll
            • Size 17.5MB
            • SHA256 88d8f6e932c6a946cb792524eb2ac12185560d940f938de817c703ff46de3302
            • MD5 SHA1 SHA512 SSDEEP TLSH