General

  • Target
    Loader.exe
  • Size 16.8MB
  • Sample261014-176mvsad38
  • SHA256 80835a8b82b20c305f77ba57a61fc167e51f28e6a6f10fc298169efa8af60d5a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Loader.exe
    • Size 16.8MB
    • SHA256 80835a8b82b20c305f77ba57a61fc167e51f28e6a6f10fc298169efa8af60d5a
    • 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.

    • A potential corporate email address has been identified in the URL

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Network Share Discovery

      Attempt to gather information on host network.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks