General

  • Target
    https://cdn.discordapp.com/attachments/1532438895017328820/1532439031948902552/Eloader.exe?ex=6a6cda90&is=6a6b8910&hm=fbeaa4ac6ad0ef314720daa9dc6f49e0e8e3109cfe5df85bac103d507c211468&
  • Sample260730-vzqc1sch75

Malware Config

Targets

    • Target
      https://cdn.discordapp.com/attachments/1532438895017328820/1532439031948902552/Eloader.exe?ex=6a6cda90&is=6a6b8910&hm=fbeaa4ac6ad0ef314720daa9dc6f49e0e8e3109cfe5df85bac103d507c211468&
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks