Overview

overview

10

Static

static

10

7444d4b374...ac.exe

windows10-2004-x64

10

7444d4b374...ac.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    7444d4b374e22e9dcbb54701baed11ac.exe
  • Size 2.3MB
  • Sample250901-e74mlswthy
  • SHA256 7d406ea4f3c94f86228662495df35517c89df991b672eb804d5ec796fa0a2a63
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
dcratexecutioninfostealerpersistencerat

Malware Config

Targets

    • Target
      7444d4b374e22e9dcbb54701baed11ac.exe
    • Size 2.3MB
    • SHA256 7d406ea4f3c94f86228662495df35517c89df991b672eb804d5ec796fa0a2a63
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    executiondcratinfostealerpersistencerat

    • DcRat

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

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • 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

    • Looks up external IP address via web service

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

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks