General

  • Target
    XWormClient_protected.exe
  • Size 3.8MB
  • Sample260822-s1kstafd77
  • SHA256 3d577b00a3caed9c7418dea993fa00e0513024bcfa8eb1355c2d7d0134452b8d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      XWormClient_protected.exe
    • Size 3.8MB
    • SHA256 3d577b00a3caed9c7418dea993fa00e0513024bcfa8eb1355c2d7d0134452b8d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks