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Resubmissions

05/06/2023, 17:18

230605-vvhsdahh22 8

05/06/2023, 17:14

230605-vr4knshg89 6

General

  • Target

    https://play.geforcenow.com/mall/#/layout/games

  • Sample

    230605-vvhsdahh22

Malware Config

Targets

    • Target

      https://play.geforcenow.com/mall/#/layout/games

    • Downloads MZ/PE file

    • Sets file execution options in registry

    • Checks computer location settings

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

    • 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.

    • Registers COM server for autorun

    • Adds Run key to start application

    • 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

    • Drops Chrome extension

    • Checks system information in the registry

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

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks