General

  • Target
    45984cc61e76697cbaaa208580b6f50ab4f2033b817aff01d0d824253385bf83
  • Size 1.3MB
  • Sample260910-tesrzasblf
  • SHA256 45984cc61e76697cbaaa208580b6f50ab4f2033b817aff01d0d824253385bf83
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      45984cc61e76697cbaaa208580b6f50ab4f2033b817aff01d0d824253385bf83
    • Size 1.3MB
    • SHA256 45984cc61e76697cbaaa208580b6f50ab4f2033b817aff01d0d824253385bf83
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Family: DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Checks whether UAC is enabled

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

MITRE ATT&CK Enterprise v16

Tasks