General

  • Target
    Loader.bat
  • Size 2KB
  • Sample240609-cr16facb2s
  • SHA256 fefec67b68bf4bf9ad910ebce36bafcf08113e32426d6b9ad6c736ce7ec132df
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      Loader.bat
    • Size 2KB
    • SHA256 fefec67b68bf4bf9ad910ebce36bafcf08113e32426d6b9ad6c736ce7ec132df
    • MD5 SHA1 SHA512
    • 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.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks