Overview

overview

10

Static

static

10

JaffaCakes...4a.exe

windows7-x64

10

JaffaCakes...4a.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_e58ed36e149e1df87f324f4781637a45c05f2d5dfd0f5245d5cf45b4f2caf84a

  • Size

    1.3MB

  • Sample

    241221-xzjataxlfk

  • MD5

    f66688833e33a10db46fc0a81040fbaf

  • SHA1

    22130c76816f54915323e7a12367c81fa97cc008

  • SHA256

    e58ed36e149e1df87f324f4781637a45c05f2d5dfd0f5245d5cf45b4f2caf84a

  • SHA512

    13458110e5e752a62be6bc989cd0d97d2f80c5c0ce23f6473d60266e59c18fb36991c83dd67313b9c7078bcbc727cd1da30278ef6fb921418cdedb26d768c019

  • SSDEEP

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

Score
10/10
dcratdiscoveryexecutioninfostealerrat

Malware Config

Targets

    • Target

      JaffaCakes118_e58ed36e149e1df87f324f4781637a45c05f2d5dfd0f5245d5cf45b4f2caf84a

    • Size

      1.3MB

    • MD5

      f66688833e33a10db46fc0a81040fbaf

    • SHA1

      22130c76816f54915323e7a12367c81fa97cc008

    • SHA256

      e58ed36e149e1df87f324f4781637a45c05f2d5dfd0f5245d5cf45b4f2caf84a

    • SHA512

      13458110e5e752a62be6bc989cd0d97d2f80c5c0ce23f6473d60266e59c18fb36991c83dd67313b9c7078bcbc727cd1da30278ef6fb921418cdedb26d768c019

    • 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