General

  • Target
    3b0db302f3a5b4572c2d4f39c5b6d170f872f0547f8da19159c95c8546c6963d
  • Size 8.3MB
  • Sample260716-bq58bsas2n
  • SHA256 3b0db302f3a5b4572c2d4f39c5b6d170f872f0547f8da19159c95c8546c6963d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      appinstall.8835001.msi
    • Size 8.5MB
    • SHA256 bd6afc3d92227c865c532d59b880772d247e883d9eabcff2274222181ba43093
    • 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.

    • 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