General

  • Target
    Update.exe
  • Size 8.2MB
  • Sample260817-kk48hsad25
  • SHA256 65073338dd24dfece5023af72cf8911c33fdcff06472ac806a64cfe19d55081d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Update.exe
    • Size 8.2MB
    • SHA256 65073338dd24dfece5023af72cf8911c33fdcff06472ac806a64cfe19d55081d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Checks whether UAC is enabled

    • Network Share Discovery

      Attempt to gather information on host network.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks