General

  • Target
    https://www.mediafire.com/file/xltgz1n2cdp93co/YUNA-Setup-1.12.exe/file
  • Sample260916-2sgkvsfc35

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://www.python.org/ftp/python/3.10.11/python-3.10.11-amd64.exe

Targets

    • Target
      https://www.mediafire.com/file/xltgz1n2cdp93co/YUNA-Setup-1.12.exe/file
    • Badlisted process makes network request

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

    • Downloads MZ/PE file

    • 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

    • Loads dropped DLL

    • Adds Run key to start application

    • 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.

    • Network Share Discovery

      Attempt to gather information on host network.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

    • Hide Artifacts: Hidden Files and Directories

MITRE ATT&CK Enterprise v16

Tasks