General

  • Target

    https://www.dropbox.com/s/ap8fhs1036bm412/Marcelo%20Burlon%20Prices%20and%20Preroll.zip?dl=1

  • Sample

    220927-wr28aaebb8

Malware Config

Targets

    • Target

      https://www.dropbox.com/s/ap8fhs1036bm412/Marcelo%20Burlon%20Prices%20and%20Preroll.zip?dl=1

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

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks BIOS information in registry

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks