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Resubmissions

27/10/2022, 21:11

221027-z1n9kaddh2 10

27/10/2022, 20:55

221027-zqrlyadfcq 10

27/10/2022, 20:47

221027-zkwnpsdfap 10

General

  • Target

    http://gitlab.com/oxx980710

  • Sample

    221027-zqrlyadfcq

Malware Config

Targets

    • Target

      http://gitlab.com/oxx980710

    • 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.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

MITRE ATT&CK Enterprise v6

Tasks