Resubmissions

31/03/2024, 17:32

240331-v4fdlsge268

31/03/2024, 17:28

240331-v2gtnafg6t4

General

  • Target
    https://nezur.io/
  • Sample240331-v4fdlsge26

Malware Config

Targets

    • Target
      https://nezur.io/
    • Downloads MZ/PE file

    • Sets file execution options in registry

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Checks system information in the registry

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

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks