Overview

overview

10

Static

static

10

6b6db8b011...fc.exe

windows7-x64

10

6b6db8b011...fc.exe

windows10-2004-x64

10

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General

  • Target

    6b6db8b011dd68c40548c8ee860610a61fd6832914f25ffe631d0af51675a5fc.exe

  • Size

    2.1MB

  • Sample

    241123-vgy77syje1

  • MD5

    3a32de4764e961e8726b94606a07b57a

  • SHA1

    8489600185b3ce974e4003f9ee37abde5a0f5da2

  • SHA256

    6b6db8b011dd68c40548c8ee860610a61fd6832914f25ffe631d0af51675a5fc

  • SHA512

    e97a903b23d8d18553f7f7bbb474644f1ef89c5122822d404bcb4e740cbc9763d504b4241367a5beaa49ec6f6181734ae59c8bfba2119ba6e632866816434f08

  • SSDEEP

    24576:zZxyxNwUMrdtki6lbi5YH63JUKUwcp4TOQdXzzBNhL+Ll8HOiD7Kl4kup3B2ngov:SHwLrdtkbaCwcp4RXL7D764zB2qHG

Score
10/10
dcratinfostealerpersistencerat

Malware Config

Targets

    • Target

      6b6db8b011dd68c40548c8ee860610a61fd6832914f25ffe631d0af51675a5fc.exe

    • Size

      2.1MB

    • MD5

      3a32de4764e961e8726b94606a07b57a

    • SHA1

      8489600185b3ce974e4003f9ee37abde5a0f5da2

    • SHA256

      6b6db8b011dd68c40548c8ee860610a61fd6832914f25ffe631d0af51675a5fc

    • SHA512

      e97a903b23d8d18553f7f7bbb474644f1ef89c5122822d404bcb4e740cbc9763d504b4241367a5beaa49ec6f6181734ae59c8bfba2119ba6e632866816434f08

    • SSDEEP

      24576:zZxyxNwUMrdtki6lbi5YH63JUKUwcp4TOQdXzzBNhL+Ll8HOiD7Kl4kup3B2ngov:SHwLrdtkbaCwcp4RXL7D764zB2qHG

    Score
    10/10
    dcratinfostealerpersistencerat

    • DcRat

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

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • Modifies WinLogon for persistence

      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.

      rat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks