General

  • Target
    Installer.iso
  • Size 15.2MB
  • Sample260903-qva1bayale
  • SHA256 461ec124b1c62766b6216f21dadb8be215a1a261638a93a0340d1b97e0780232
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Installer41809.exe
    • Size 15.1MB
    • SHA256 d7a1cbe50f85236cbcd00fe2aeb64dbe12ec5614b745a437b835fb1b9d7be35d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Looks for VirtualBox Guest Additions in registry

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks