General

  • Target
    71d3f192dd3e80627672e3b165813afd3375a335668a2f6b773fb60c3606f69f
  • Size 6.8MB
  • Sample260816-pr4yjsxhjb
  • SHA256 71d3f192dd3e80627672e3b165813afd3375a335668a2f6b773fb60c3606f69f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      insoft_v10.0.14.exe
    • Size 35.0MB
    • SHA256 97573e2b25f5412f8e32f2e7d228fb3c1f423cfe2755c4a0c37d4c269b12169d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Windows security bypass

    • 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

    • 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

    • Indicator Removal: Clear Persistence

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

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks