General

  • Target
    en_loader_v4.8.8.exe
  • Size 21.8MB
  • Sample260804-1kekvshc63
  • SHA256 fb3460374c87c7532a5999b97d6f422d9ab35f74b67f33b327121d963a6976e4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      en_loader_v4.8.8.exe
    • Size 21.8MB
    • SHA256 fb3460374c87c7532a5999b97d6f422d9ab35f74b67f33b327121d963a6976e4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • 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.

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • 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