Overview

overview

10

Static

static

10

JaffaCakes...a4.exe

windows7-x64

10

JaffaCakes...a4.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_858408bc8d008e2521b0c61d3f42b6ed7104c7bc60bff96fad430e13082900a4

  • Size

    1.3MB

  • Sample

    241221-1je51azqet

  • MD5

    01c9a361a6df1d12da7b1976d88ae0e7

  • SHA1

    74a6668abc79434e4762e26fccea0133c49cf50d

  • SHA256

    858408bc8d008e2521b0c61d3f42b6ed7104c7bc60bff96fad430e13082900a4

  • SHA512

    2e87789dbb15b0175b2ce8f076e02fd9170b656eea5fd748e89116224f405da5953fe9ca8ab760ccca4fd96ff61b0023b3cd44b41195598dc304afd6b93606c9

  • SSDEEP

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

Score
10/10
dcratdiscoveryexecutioninfostealerrat

Malware Config

Targets

    • Target

      JaffaCakes118_858408bc8d008e2521b0c61d3f42b6ed7104c7bc60bff96fad430e13082900a4

    • Size

      1.3MB

    • MD5

      01c9a361a6df1d12da7b1976d88ae0e7

    • SHA1

      74a6668abc79434e4762e26fccea0133c49cf50d

    • SHA256

      858408bc8d008e2521b0c61d3f42b6ed7104c7bc60bff96fad430e13082900a4

    • SHA512

      2e87789dbb15b0175b2ce8f076e02fd9170b656eea5fd748e89116224f405da5953fe9ca8ab760ccca4fd96ff61b0023b3cd44b41195598dc304afd6b93606c9

    • 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