General

  • Target
    UmbrellaLoader.exe
  • Size 4.6MB
  • Sample260818-znk2dahl41
  • SHA256 b696afba629fafdefef3cf4c4b657fbdf3a32e87be78f559b7a1618d0df1146d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      UmbrellaLoader.exe
    • Size 4.6MB
    • SHA256 b696afba629fafdefef3cf4c4b657fbdf3a32e87be78f559b7a1618d0df1146d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • 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

    • 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.

    • Drops desktop.ini file(s)

    • Checks system information in the registry

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks