General

  • Target
    FACEIT_Installer64.exe
  • Size 116.4MB
  • Sample260818-pa7ccasakb
  • SHA256 25fba2c041a55bdb57874bfd7997de61a93065e1595499da0aeca73bc8e2e6e6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      FACEIT_Installer64.exe
    • Size 116.4MB
    • SHA256 25fba2c041a55bdb57874bfd7997de61a93065e1595499da0aeca73bc8e2e6e6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies WinLogon for persistence

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies security service

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Deletes system backups

      Uses wbadmin.exe to inhibit system recovery.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads ssh keys stored on the system

      Tries to access SSH used by SSH programs.

    • Stops running service(s)

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Network Service Discovery

      Attempt to gather information on host's network.

    • Discovers running processes

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

    • Drops file in System32 directory

    • Executes a VBScript file via the Windows Script Host.

MITRE ATT&CK Enterprise v16

Tasks