General

  • Target
    1ab30a5b0be1751e5c7bd222ae97f74c.exe
  • Size 2.0MB
  • Sample240226-cp45baae25
  • SHA256 8394ffcfda6873fe25a4fc6546706229cc856e2c8ac1f4af6e038bf163ba5547
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      1ab30a5b0be1751e5c7bd222ae97f74c.exe
    • Size 2.0MB
    • SHA256 8394ffcfda6873fe25a4fc6546706229cc856e2c8ac1f4af6e038bf163ba5547
    • MD5 SHA1 SHA512 SSDEEP
    • 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.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks