General

  • Target

    6c29d8bad383d0c43571ca79bb4887596c18c54053e174bb4d551a717ac33dc0.exe

  • Size

    2.9MB

  • Sample

    250113-cwccwa1mfw

  • MD5

    31e7e6d6c1d606c6d6b33d32724885e5

  • SHA1

    400a1f509d4b22ff8849a3fcb1a990f3fab15950

  • SHA256

    6c29d8bad383d0c43571ca79bb4887596c18c54053e174bb4d551a717ac33dc0

  • SHA512

    b82cbae4484e26e31345c5a1a321b86bfb69f57e21198ae292851964ea5b8024e844955f74a2250aa36784dcf15e7ee3b0f10a37b1eaeee33ffe0b86d9cac9d4

  • SSDEEP

    49152:vD9sH0CMRmyW/15LcxvoV5FgyG3sF1XIFRTGJi2pHXr1IjmTyDrJDax8Yk:vD9sUCMXwwvCFA3sFZqRti3r1IjmuDt8

Malware Config

Targets

    • Target

      6c29d8bad383d0c43571ca79bb4887596c18c54053e174bb4d551a717ac33dc0.exe

    • Size

      2.9MB

    • MD5

      31e7e6d6c1d606c6d6b33d32724885e5

    • SHA1

      400a1f509d4b22ff8849a3fcb1a990f3fab15950

    • SHA256

      6c29d8bad383d0c43571ca79bb4887596c18c54053e174bb4d551a717ac33dc0

    • SHA512

      b82cbae4484e26e31345c5a1a321b86bfb69f57e21198ae292851964ea5b8024e844955f74a2250aa36784dcf15e7ee3b0f10a37b1eaeee33ffe0b86d9cac9d4

    • SSDEEP

      49152:vD9sH0CMRmyW/15LcxvoV5FgyG3sF1XIFRTGJi2pHXr1IjmTyDrJDax8Yk:vD9sUCMXwwvCFA3sFZqRti3r1IjmuDt8

    • DcRat

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

    • Dcrat family

    • 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

    • Checks whether UAC is enabled

MITRE ATT&CK Enterprise v15

Tasks