General

  • Target
    081c2149d2e25f105805b921c2f3cf68a5f376bf86c32dd44f19d79c3fa3c66e
  • Size 1.3MB
  • Sample260903-lzcmgseq51
  • SHA256 081c2149d2e25f105805b921c2f3cf68a5f376bf86c32dd44f19d79c3fa3c66e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      081c2149d2e25f105805b921c2f3cf68a5f376bf86c32dd44f19d79c3fa3c66e
    • Size 1.3MB
    • SHA256 081c2149d2e25f105805b921c2f3cf68a5f376bf86c32dd44f19d79c3fa3c66e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Command and Scripting Interpreter: PowerShell

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

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • 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

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Modifies file permissions

    • Modifies system executable filetype association

    • 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.

    • Checks whether UAC is enabled

    • Enumerates connected drives

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

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks