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General

  • Target

    d02e40bfeaec6d8a92f1b336a5626237_JaffaCakes118

  • Size

    2.6MB

  • Sample

    240906-wzw18s1gmc

  • MD5

    d02e40bfeaec6d8a92f1b336a5626237

  • SHA1

    ee06e90b62584abf50c5c02b9b7624163be72a01

  • SHA256

    fbc5366fa03db88deb0bce0cb92784e23dc14f5f01d72abf75698273c1b034ad

  • SHA512

    c6de7587fcc4347cf9d75718d8463840a4b60fe2615b87ba1a0763c109e2bd8142dccf334aec5aa1ed3d6af3778a90624bcb6f16266fc0ed7b870b24392feeec

  • SSDEEP

    49152:b7747b777Jf/v/eA7F/DAw/Ci1SODfOl0XcVxY/Sd58p9+fFd:b7747b777Jf3/eA7F8QcODAEcVCa58HQ

Malware Config

Targets

    • Target

      d02e40bfeaec6d8a92f1b336a5626237_JaffaCakes118

    • Size

      2.6MB

    • MD5

      d02e40bfeaec6d8a92f1b336a5626237

    • SHA1

      ee06e90b62584abf50c5c02b9b7624163be72a01

    • SHA256

      fbc5366fa03db88deb0bce0cb92784e23dc14f5f01d72abf75698273c1b034ad

    • SHA512

      c6de7587fcc4347cf9d75718d8463840a4b60fe2615b87ba1a0763c109e2bd8142dccf334aec5aa1ed3d6af3778a90624bcb6f16266fc0ed7b870b24392feeec

    • SSDEEP

      49152:b7747b777Jf/v/eA7F/DAw/Ci1SODfOl0XcVxY/Sd58p9+fFd:b7747b777Jf3/eA7F8QcODAEcVCa58HQ

    • UAC bypass

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Enumerates VirtualBox registry keys

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks