General

  • Target
    5239108847e773bac1bef5c556d3bd7573c16b5e6c806f84528cbf58a5f0fa05
  • Size 9.8MB
  • Sample260716-ffmepadt8q
  • SHA256 5239108847e773bac1bef5c556d3bd7573c16b5e6c806f84528cbf58a5f0fa05
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      appinstall.8835003.msi
    • Size 9.9MB
    • SHA256 c609ea3313a3c896b086f368715c24292b7900e8438a600232d3e956258722f8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Windows security bypass

    • Looks for VirtualBox Guest Additions in registry

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Command and Scripting Interpreter: PowerShell

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

    • Drops file in Drivers directory

    • Looks for VMWare Tools registry key

    • Modifies RDP port number used by Windows

    • Possible privilege escalation attempt

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Disables service(s)

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Adds Run key to start application

    • Badlisted process makes network request

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

    • Enumerates connected drives

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

    • Indicator Removal: Clear Persistence

      Clear artifacts associated with previously established persistence like scheduletasks on a host.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks