Analysis

  • max time kernel
    180s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2023, 17:44

General

  • Target

    RobloxPlayerInstaller.exe

  • Size

    4.5MB

  • MD5

    32941ed3588da058b120375bbe77c6d8

  • SHA1

    4fc873c3200a65205053d2d04989b407df0ade70

  • SHA256

    8f3fe55480388b43e385ca4e240f77cae90b37c4da3285af3da76495c7f4c440

  • SHA512

    19ee5c5c0ceacca7bcc4ca7d41026da6525d2771d33cefd5a8511c5b922d98d8c281a6ae794a4e1d73efd8c4831daf7e7854744b051a191e2c4a1f495ab21d83

  • SSDEEP

    98304:nwveaNoe1sGM8cRSMDtLRDgcaV2RDnYsKxS0S4Obkm:YTNnm85sgcX50/OJ

Score
6/10

Malware Config

Signatures

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

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 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
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3480
    • C:\Program Files (x86)\Roblox\Versions\version-57e2dd886e0e42a5\WebView2RuntimeInstaller\MicrosoftEdgeWebview2Setup.exe
      MicrosoftEdgeWebview2Setup.exe /silent /install
      2⤵
      • Drops file in Program Files directory
      • Executes dropped EXE
      PID:4408

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files (x86)\Roblox\Versions\RobloxStudioInstaller.exe

          Filesize

          4.4MB

          MD5

          96cc5095768386c4a90564b24c9fd626

          SHA1

          539ca20045748a6de75668a47d9e96ac7b968c00

          SHA256

          b420ed28fd7678b2af149795e7e7365a5dbba29eb2bc6e923c13ba43a5c20f1a

          SHA512

          7bd6347ef9ecb3160add21ed30b7a7b377a7ed8b2223e30615b021b02291013c88408074fe45eb8d1c8541a1e74bf47472e6ccfedc6ad7de3358ca76c4eb752e

        • C:\Program Files (x86)\Roblox\Versions\version-57e2dd886e0e42a5\WebView2RuntimeInstaller\MicrosoftEdgeWebview2Setup.exe

          Filesize

          1.5MB

          MD5

          610b1b60dc8729bad759c92f82ee2804

          SHA1

          9992b7ae7a9c4e17a0a6d58ffd91b14cbb576552

          SHA256

          921d51979f3416ca19dca13a057f6fd3b09d8741f3576cad444eb95af87ebe08

          SHA512

          0614c4e421ccd5f4475a690ba46aac5bbb7d15caea66e2961895724e07e1ec7ee09589ca9394f6b2bcfb2160b17ac53798d3cf40fb207b6e4c6381c8f81ab6b4

        • C:\Users\Admin\AppData\Local\Roblox\Downloads\roblox-player\d4845be8c0192ae3d60151695a2bd063

          Filesize

          4.9MB

          MD5

          d4845be8c0192ae3d60151695a2bd063

          SHA1

          e6fb50fc241cbec75d953b7f0b240ad4c19a396f

          SHA256

          9a3b7b139d754bf44bb4481f52d14d2e695ee8ea0e330591aab75f0103f73fb3

          SHA512

          77045b572bfe05b859518e9b2b12ff9e5326232520c0e8b4295035aedfdd4a62802075a9b62618c91742dde391bae98f22389627f9a7cda5ba4a72ea3dd54164

        • C:\Users\Admin\AppData\Local\Roblox\logs\cacert.pem

          Filesize

          219KB

          MD5

          1a4af016c683d93ebfa916f641da64ac

          SHA1

          c89c32b9620917d1cdbf34fb5b03f1a595e48e3a

          SHA256

          9483f4bcc05eea3c5929627130b8e574fdc850b4fac319d7e98c4f68c59a3a0f

          SHA512

          3b2ca0d5d0bdee0d060d50c71c88c9c7d35c9d0f0956b135ca6ddfa2618feba5774fbff2ce866f18ae20b90139e0c1eb8bf4087ac9337498b733d0da434d3eec