General

  • Target
    VoidInstaller.exe
  • Size 84.4MB
  • Sample260810-qtv9vszbrd
  • SHA256 8a2b0755d4520a045007f90bfb5c6812e344a8fcf6b032283589ce62b4c4342a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      VoidInstaller.exe
    • Size 84.4MB
    • SHA256 8a2b0755d4520a045007f90bfb5c6812e344a8fcf6b032283589ce62b4c4342a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VirtualBox drivers on disk

    • Disables Task Manager via registry modification

    • Looks for VMWare Tools registry key

    • Looks for VMWare drivers on disk

    • Looks for VMWare services registry key.

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Loads dropped DLL

    • Contacts third-party web service commonly abused for C2

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

    • Discovers running processes

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

MITRE ATT&CK Enterprise v16

Tasks