General

  • Target
    RobloxPlayerInstaller.exe
  • Size 5.5MB
  • Sample240803-pdxbjsxele
  • SHA256 fec985e0648a7d41c434c8fed666139090f7bb5df85939da743a1f8859765811
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      RobloxPlayerInstaller.exe
    • Size 5.5MB
    • SHA256 fec985e0648a7d41c434c8fed666139090f7bb5df85939da743a1f8859765811
    • MD5 SHA1 SHA512 SSDEEP
    • 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

    • 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

    • Checks system information in the registry

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

    • Detected potential entity reuse from brand microsoft.

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks