General

  • Target
    edit!!!.txt
  • Size 65B
  • Sample260702-st7zrsd15k
  • SHA256 8ca2e7c79d53d6be7e91dd1ae876adb9fb58cc0d4949575aefa061be0841c6da
  • MD5 SHA1 SHA512 TLSH

Malware Config

Targets

    • Target
      edit!!!.txt
    • Size 65B
    • SHA256 8ca2e7c79d53d6be7e91dd1ae876adb9fb58cc0d4949575aefa061be0841c6da
    • MD5 SHA1 SHA512 TLSH
    • Modifies visibility of file extensions in Explorer

    • Modifies visibility of hidden/system files in Explorer

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

    • Modifies Windows Firewall

    • 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.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • 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

    • Enumerates connected drives

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

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks