General

  • Target
    BF2042.exe
  • Size 4.9MB
  • Sample211020-3jva2ahff3
  • SHA256 6dbd32bc93ae550752cb2f00a9b7d9a2e0d7146dcaa0b5a9b93a1351f93cc419
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      BF2042.exe
    • Size 4.9MB
    • SHA256 6dbd32bc93ae550752cb2f00a9b7d9a2e0d7146dcaa0b5a9b93a1351f93cc419
    • MD5 SHA1 SHA512
    • 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.

    • 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