General

  • Target
    xac2915f66fd3b48061c870baeaf2e66be38a73cd9bafb6b606eb25f02becee18.exe
  • Size 1.7MB
  • Sample260604-b5j9eahx5l
  • SHA256 ac2915f66fd3b48061c870baeaf2e66be38a73cd9bafb6b606eb25f02becee18
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      xac2915f66fd3b48061c870baeaf2e66be38a73cd9bafb6b606eb25f02becee18.exe
    • Size 1.7MB
    • SHA256 ac2915f66fd3b48061c870baeaf2e66be38a73cd9bafb6b606eb25f02becee18
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: DcRat

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

    • Modifies WinLogon for persistence

    • 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.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

MITRE ATT&CK Enterprise v16

Tasks