Overview

overview

10

Static

static

10

JaffaCakes...21.exe

windows7-x64

10

JaffaCakes...21.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_94907bca4349319db725e174967ee721

  • Size

    1.4MB

  • Sample

    250108-jxqefs1mbx

  • MD5

    94907bca4349319db725e174967ee721

  • SHA1

    3f5af57fd1b6dc29f15e58cc3b93c52b66e03c56

  • SHA256

    b97aa0b0e6ef4ba9950c7d7c1c95a0eeb7da0c498be3188e47f073a66923a478

  • SHA512

    dce0436bb2989029ddda903e082226f172f4243665759502b7c121c1966e864784e0719ccebc5ed8c80191a72282b3e2d11321aedacfdb12e04b6a562a91f02f

  • SSDEEP

    24576:u2G/nvxW3WieCKGuXAZfC/O0sqx0GnuqrcgG1Gj86SIf3u6SM6mKN+4z:ubA3j8Qf2OOvrV8Cf3OOk

Score
10/10
dcratdiscoveryinfostealerpersistencerat

Malware Config

Targets

    • Target

      JaffaCakes118_94907bca4349319db725e174967ee721

    • Size

      1.4MB

    • MD5

      94907bca4349319db725e174967ee721

    • SHA1

      3f5af57fd1b6dc29f15e58cc3b93c52b66e03c56

    • SHA256

      b97aa0b0e6ef4ba9950c7d7c1c95a0eeb7da0c498be3188e47f073a66923a478

    • SHA512

      dce0436bb2989029ddda903e082226f172f4243665759502b7c121c1966e864784e0719ccebc5ed8c80191a72282b3e2d11321aedacfdb12e04b6a562a91f02f

    • SSDEEP

      24576:u2G/nvxW3WieCKGuXAZfC/O0sqx0GnuqrcgG1Gj86SIf3u6SM6mKN+4z:ubA3j8Qf2OOvrV8Cf3OOk

    Score
    10/10
    dcratdiscoveryinfostealerpersistencerat

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • Modifies WinLogon for persistence

      persistence

    • 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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks