Overview

overview

10

Static

static

10

8b70fd6062...d0.exe

windows10-2004-x64

10

8b70fd6062...d0.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    8b70fd6062da8aee2d9d63c106277bd0.exe
  • Size 2.9MB
  • Sample250821-e5aazsznt3
  • SHA256 a1f1d8797ffd930f0a16f3a1bd96b58419bb05bcd304a6e4ec2ddc14c664c83c
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
dcratdiscoveryexecutioninfostealerpersistencerat

Malware Config

Targets

    • Target
      8b70fd6062da8aee2d9d63c106277bd0.exe
    • Size 2.9MB
    • SHA256 a1f1d8797ffd930f0a16f3a1bd96b58419bb05bcd304a6e4ec2ddc14c664c83c
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    dcratdiscoveryexecutioninfostealerpersistencerat

    • 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

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks