Overview

overview

10

Static

static

10

JaffaCakes...b7.exe

windows7-x64

10

JaffaCakes...b7.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_f490fd276b4e6a5eb49424a5cb1ff0b90e50d93c3f61bed82ab3504f6a9c60b7

  • Size

    1.3MB

  • Sample

    241222-aa1r8svngp

  • MD5

    2c273627f748d2c1898792798043c60d

  • SHA1

    1014e08c702207d632ad6961f525d87b9636d756

  • SHA256

    f490fd276b4e6a5eb49424a5cb1ff0b90e50d93c3f61bed82ab3504f6a9c60b7

  • SHA512

    6425af0d71634b28a03a49d06aa8a1d8eecc2756d81b8338acf5b06dd59adf632235aef6369fa43204e387f052bbbc3327b28e21d82142789f2e80d6ff67b6a6

  • SSDEEP

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

Score
10/10
dcratdiscoveryexecutioninfostealerrat

Malware Config

Targets

    • Target

      JaffaCakes118_f490fd276b4e6a5eb49424a5cb1ff0b90e50d93c3f61bed82ab3504f6a9c60b7

    • Size

      1.3MB

    • MD5

      2c273627f748d2c1898792798043c60d

    • SHA1

      1014e08c702207d632ad6961f525d87b9636d756

    • SHA256

      f490fd276b4e6a5eb49424a5cb1ff0b90e50d93c3f61bed82ab3504f6a9c60b7

    • SHA512

      6425af0d71634b28a03a49d06aa8a1d8eecc2756d81b8338acf5b06dd59adf632235aef6369fa43204e387f052bbbc3327b28e21d82142789f2e80d6ff67b6a6

    • 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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks