General

  • Target

    b434689b1cbd3ec1badc2d6894ba03ba_JaffaCakes118

  • Size

    277KB

  • Sample

    240616-srlczsybmf

  • MD5

    b434689b1cbd3ec1badc2d6894ba03ba

  • SHA1

    86e44f8c1e98ab44b1173820a2cc6210b294fb18

  • SHA256

    0d4df276ac210da10aa6ad75e8b130cbda829e76ce314cc48764d59f5d9d766f

  • SHA512

    70f282c7810d53e5527c8aebcb43f95c33846dc0445507cae025680bcb17bf501448a8fe08cd195e855b94aaf1ce4c40a4a9b10cd9d9ebd2aaf52caaf596d575

  • SSDEEP

    6144:foD01eZ2oAUx2NMTZq72SViOYSjagtYSTqOvSV:f4Go3SMT02wvYS5pqV

Malware Config

Targets

    • Target

      b434689b1cbd3ec1badc2d6894ba03ba_JaffaCakes118

    • Size

      277KB

    • MD5

      b434689b1cbd3ec1badc2d6894ba03ba

    • SHA1

      86e44f8c1e98ab44b1173820a2cc6210b294fb18

    • SHA256

      0d4df276ac210da10aa6ad75e8b130cbda829e76ce314cc48764d59f5d9d766f

    • SHA512

      70f282c7810d53e5527c8aebcb43f95c33846dc0445507cae025680bcb17bf501448a8fe08cd195e855b94aaf1ce4c40a4a9b10cd9d9ebd2aaf52caaf596d575

    • SSDEEP

      6144:foD01eZ2oAUx2NMTZq72SViOYSjagtYSTqOvSV:f4Go3SMT02wvYS5pqV

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Checks for common network interception software

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

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VirtualBox drivers on disk

    • ModiLoader Second Stage

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Deletes itself

    • Drops startup file

    • Adds Run key to start application

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks