General

  • Target
    v2.bat
  • Size 6KB
  • Sample261002-savv4acd97
  • SHA256 6500c707dd415b4e8972a18182d754c1fd420e7e8d5ba120afdec45a423a9096
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://aka.ms/vs/17/release/vs_BuildTools.exe

Targets

    • Target
      v2.bat
    • Size 6KB
    • SHA256 6500c707dd415b4e8972a18182d754c1fd420e7e8d5ba120afdec45a423a9096
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks