General

  • Target
    968cb7a2c0e5df0740b5a68c78eedbc99a9ab387111059e0c7221e178a38115e
  • Size 6.0MB
  • Sample260805-lh5a6sthjd
  • SHA256 968cb7a2c0e5df0740b5a68c78eedbc99a9ab387111059e0c7221e178a38115e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      setup_r8005.exe
    • Size 61.7MB
    • SHA256 4d70d66fc950947c9f5837dcd9f985d12776b106743b56ec2c5ba319b74c4019
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Windows security bypass

    • 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

    • Modifies RDP port number used by Windows

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Adds Run key to start application

    • 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