Overview

overview

10

Static

static

3

5f6b62b2a3...52.exe

windows7-x64

1

5f6b62b2a3...52.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    5f6b62b2a3a5ffe059fde9ac3de656a5aac60d50674e5f2f14e61d3d72443052.exe
  • Size 3.0MB
  • Sample240530-ca144sbc57
  • SHA256 5f6b62b2a3a5ffe059fde9ac3de656a5aac60d50674e5f2f14e61d3d72443052
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
dcratexecutioninfostealerrat

Malware Config

Targets

    • Target
      5f6b62b2a3a5ffe059fde9ac3de656a5aac60d50674e5f2f14e61d3d72443052.exe
    • Size 3.0MB
    • SHA256 5f6b62b2a3a5ffe059fde9ac3de656a5aac60d50674e5f2f14e61d3d72443052
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    dcratexecutioninfostealerrat

    • DcRat

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

      ratinfostealerdcrat

    • 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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks