Overview

overview

10

Static

static

10

JaffaCakes...a3.exe

windows7-x64

10

JaffaCakes...a3.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_67128e92034a2f427a585b15f1c8883c51b174e6c90afea51797ed91e2b8e9a3

  • Size

    1.3MB

  • Sample

    241221-zktjcayrct

  • MD5

    40f0e9d4a2fa4beb2b6bbfad4db622c0

  • SHA1

    e8c345112ba9f492956dc1cc5d3b5888059f5095

  • SHA256

    67128e92034a2f427a585b15f1c8883c51b174e6c90afea51797ed91e2b8e9a3

  • SHA512

    ecbd1972978eff67eea2b28d9774bfd9af839c5fbf157d65cf0f5787a5d14feaf814c11fd7e06b85ebd63a136877945862fd29192a40d5bad46bce25beaeeca0

  • SSDEEP

    24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

Score
10/10
dcratdiscoveryexecutioninfostealerrat

Malware Config

Targets

    • Target

      JaffaCakes118_67128e92034a2f427a585b15f1c8883c51b174e6c90afea51797ed91e2b8e9a3

    • Size

      1.3MB

    • MD5

      40f0e9d4a2fa4beb2b6bbfad4db622c0

    • SHA1

      e8c345112ba9f492956dc1cc5d3b5888059f5095

    • SHA256

      67128e92034a2f427a585b15f1c8883c51b174e6c90afea51797ed91e2b8e9a3

    • SHA512

      ecbd1972978eff67eea2b28d9774bfd9af839c5fbf157d65cf0f5787a5d14feaf814c11fd7e06b85ebd63a136877945862fd29192a40d5bad46bce25beaeeca0

    • SSDEEP

      24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

    Score
    10/10
    dcratdiscoveryexecutioninfostealerrat

    • 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

    • 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

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks