General

  • Target
    https://cdn.discordapp.com/attachments/1451365906780524656/1539999466839613480/Themida.zip?ex=6a89ad44&is=6a885bc4&hm=21bf75b96f2a726cbb2a2ca8cfa930ade79e75492ddf5cbf323a509a92f43320&
  • Sample260821-wxvqdsvfpg

Malware Config

Targets

    • Target
      https://cdn.discordapp.com/attachments/1451365906780524656/1539999466839613480/Themida.zip?ex=6a89ad44&is=6a885bc4&hm=21bf75b96f2a726cbb2a2ca8cfa930ade79e75492ddf5cbf323a509a92f43320&
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks