General

  • Target

    af0e7981166891af0e066bc0eb1fb73ae36ba339e05e40510a526385b48ad00d.exe

  • Size

    2.8MB

  • Sample

    241003-cdcwpaydqj

  • MD5

    54608fd5cb8dc738903d5a846d1e59de

  • SHA1

    2d02db6fcc793a87f331c027cb76b6a075720796

  • SHA256

    af0e7981166891af0e066bc0eb1fb73ae36ba339e05e40510a526385b48ad00d

  • SHA512

    fa7438b7bab8d1e26b5ab261b1d9cf77b15c818929387f91c3413b4205b1cf0b9605345c660f0aad903617b71425c7ef0ec1e76ba8d93e5cb750dc23b0f25d76

  • SSDEEP

    49152:UbA30A/p9MmAT3+YRJZKQCBRygGohvyu1F8w0NqSuLimI0:UbU9MmAJJ0RXdhvvuw03u40

Malware Config

Targets

    • Target

      af0e7981166891af0e066bc0eb1fb73ae36ba339e05e40510a526385b48ad00d.exe

    • Size

      2.8MB

    • MD5

      54608fd5cb8dc738903d5a846d1e59de

    • SHA1

      2d02db6fcc793a87f331c027cb76b6a075720796

    • SHA256

      af0e7981166891af0e066bc0eb1fb73ae36ba339e05e40510a526385b48ad00d

    • SHA512

      fa7438b7bab8d1e26b5ab261b1d9cf77b15c818929387f91c3413b4205b1cf0b9605345c660f0aad903617b71425c7ef0ec1e76ba8d93e5cb750dc23b0f25d76

    • SSDEEP

      49152:UbA30A/p9MmAT3+YRJZKQCBRygGohvyu1F8w0NqSuLimI0:UbU9MmAJJ0RXdhvvuw03u40

    • 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.

    • UAC bypass

    • 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

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

MITRE ATT&CK Enterprise v15

Tasks