General

  • Target

    cf2af3301f31bae02df162a5287f7671b353a4d7c704235e84661778a92c0b67.exe

  • Size

    2.8MB

  • Sample

    241230-c86r9avrbw

  • MD5

    2397e7230770a20dd685f8903b0e7759

  • SHA1

    bc280c16c4f89338df7c3745d0821432443d565c

  • SHA256

    cf2af3301f31bae02df162a5287f7671b353a4d7c704235e84661778a92c0b67

  • SHA512

    97923122007bae611db6deb97e25a83f3636bec7c4d4d60aea2638edbeeaf85cef4c7c8755a442fd6525940154ec0d92258a65acdc065d75e1729b602510d7aa

  • SSDEEP

    49152:Or8U+ST8nT/r5mZxSuCspYhU7F6511YoWN/qiUt9ETxJ5WGAf2VR:vSi/rwZYuCspQUA5vNWNqGfAGAA

Malware Config

Targets

    • Target

      cf2af3301f31bae02df162a5287f7671b353a4d7c704235e84661778a92c0b67.exe

    • Size

      2.8MB

    • MD5

      2397e7230770a20dd685f8903b0e7759

    • SHA1

      bc280c16c4f89338df7c3745d0821432443d565c

    • SHA256

      cf2af3301f31bae02df162a5287f7671b353a4d7c704235e84661778a92c0b67

    • SHA512

      97923122007bae611db6deb97e25a83f3636bec7c4d4d60aea2638edbeeaf85cef4c7c8755a442fd6525940154ec0d92258a65acdc065d75e1729b602510d7aa

    • SSDEEP

      49152:Or8U+ST8nT/r5mZxSuCspYhU7F6511YoWN/qiUt9ETxJ5WGAf2VR:vSi/rwZYuCspQUA5vNWNqGfAGAA

    • 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