General

  • Target

    RobloxPlayerInstaller (1).exe

  • Size

    6.7MB

  • Sample

    241029-hdz9waxdlq

  • MD5

    dbc0d30c45dccb60b617f6521a43d0ca

  • SHA1

    e1b843f876f3099e3e49c438d38fec19893dbe46

  • SHA256

    79367398298230d1edca4595195645de7ef9c53a3fea88f73ca305ca39d59707

  • SHA512

    380dfc440c6995ad99f1f03c922cb51bca015abe165d701e4753a4068efc5c831ff7d494d4b8d24a49ec440060b002a632e6d121dbd4fa91e351ae04136476f6

  • SSDEEP

    98304:q7vTScaK6TllY2G2XDR+NGJqUWgTDcBgxusFydhwPLbpxTaz/FQ7:OTScaK6TllYq1q2wgxubwPRxWLu

Malware Config

Targets

    • Target

      RobloxPlayerInstaller (1).exe

    • Size

      6.7MB

    • MD5

      dbc0d30c45dccb60b617f6521a43d0ca

    • SHA1

      e1b843f876f3099e3e49c438d38fec19893dbe46

    • SHA256

      79367398298230d1edca4595195645de7ef9c53a3fea88f73ca305ca39d59707

    • SHA512

      380dfc440c6995ad99f1f03c922cb51bca015abe165d701e4753a4068efc5c831ff7d494d4b8d24a49ec440060b002a632e6d121dbd4fa91e351ae04136476f6

    • SSDEEP

      98304:q7vTScaK6TllY2G2XDR+NGJqUWgTDcBgxusFydhwPLbpxTaz/FQ7:OTScaK6TllYq1q2wgxubwPRxWLu

    • Boot or Logon Autostart Execution: Active Setup

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

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Checks system information in the registry

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

    • Detected potential entity reuse from brand STEAM.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks