General

  • Target
    a4b944037ed7b87c089eae29e7999be0.exe
  • Size 1.1MB
  • Sample210916-hs7x9scea8
  • SHA256 3943324bc46207fd39e2518eb019a79eaceaef8b0d24c02f980384fea0fdacf8
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      a4b944037ed7b87c089eae29e7999be0.exe
    • Size 1.1MB
    • SHA256 3943324bc46207fd39e2518eb019a79eaceaef8b0d24c02f980384fea0fdacf8
    • 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.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks