Overview

overview

10

Static

static

10

JaffaCakes...f1.exe

windows7-x64

10

JaffaCakes...f1.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_7aa64edb5b8decce92925e6e8fe967ba7f97ffd5ff8fdfee2fa94459511b50f1

  • Size

    1.3MB

  • Sample

    241222-nxs8kawrcz

  • MD5

    d017dbb1c9f879a57b880f71a0f9ff32

  • SHA1

    d18bca932ff199931348c1c89f435a0005cc530b

  • SHA256

    7aa64edb5b8decce92925e6e8fe967ba7f97ffd5ff8fdfee2fa94459511b50f1

  • SHA512

    59ed3c486f858052a29c3ad53c9341b18a136f8736cf95b7977ae367ffc207c65cdbd1e81a2f46f4feb207f8b3baa5f71227118eeb6c1dfb521cb1c5f10f1208

  • SSDEEP

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

Score
10/10
dcratdiscoveryexecutioninfostealerrat

Malware Config

Targets

    • Target

      JaffaCakes118_7aa64edb5b8decce92925e6e8fe967ba7f97ffd5ff8fdfee2fa94459511b50f1

    • Size

      1.3MB

    • MD5

      d017dbb1c9f879a57b880f71a0f9ff32

    • SHA1

      d18bca932ff199931348c1c89f435a0005cc530b

    • SHA256

      7aa64edb5b8decce92925e6e8fe967ba7f97ffd5ff8fdfee2fa94459511b50f1

    • SHA512

      59ed3c486f858052a29c3ad53c9341b18a136f8736cf95b7977ae367ffc207c65cdbd1e81a2f46f4feb207f8b3baa5f71227118eeb6c1dfb521cb1c5f10f1208

    • 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