General

  • Target

    injector.exe

  • Size

    3.2MB

  • Sample

    240505-aabs4sfh5t

  • MD5

    d73b6fda554b5c3cb911e3ef50135da3

  • SHA1

    92f207be4f967b35295f22be3aac00da1478fd92

  • SHA256

    3500033ebc121e91ef82a9af0e1b6cbf53fbd49b4b52213a92b9709912ee32dd

  • SHA512

    d1d124f0c216692b5b137eb083afbe70fcc5052c8c02e9184b93500b48023041e45ecb774f6e3e6936fcdb10091068a12a3f913fdbeb6251432d9c404233a87c

  • SSDEEP

    49152:FxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxwpyki25X1tCxGUv:Fxx9NUFkQx753uWuCyyxG7UxGUv

Malware Config

Targets

    • Target

      injector.exe

    • Size

      3.2MB

    • MD5

      d73b6fda554b5c3cb911e3ef50135da3

    • SHA1

      92f207be4f967b35295f22be3aac00da1478fd92

    • SHA256

      3500033ebc121e91ef82a9af0e1b6cbf53fbd49b4b52213a92b9709912ee32dd

    • SHA512

      d1d124f0c216692b5b137eb083afbe70fcc5052c8c02e9184b93500b48023041e45ecb774f6e3e6936fcdb10091068a12a3f913fdbeb6251432d9c404233a87c

    • SSDEEP

      49152:FxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxwpyki25X1tCxGUv:Fxx9NUFkQx753uWuCyyxG7UxGUv

    • Modifies visiblity of hidden/system files in Explorer

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks