General

  • Target

    a4d108dea8e869325258d388c581bbca_JaffaCakes118

  • Size

    352KB

  • Sample

    240613-k9953awfqj

  • MD5

    a4d108dea8e869325258d388c581bbca

  • SHA1

    1d79753424d44fb2ae6f47182cd844fd1a906126

  • SHA256

    b7afce4b457200c776ca76f2fcf6edb2e88136fe02a53c440436888713156ec1

  • SHA512

    f87298c13efe8d2d9d17ee28ecf4d28368474fa02419537453f2bb08bb7229bacccc50ff93ea148c4e9217850d46da1e2e55447cc5857c8eb1357e832b552bc8

  • SSDEEP

    3072:CPkV3CEwdOR51PCjVmDIjnUCL/PR76xUUA51RRpaZntcVjy/DU6W4ij0UiJd9QTj:CN1oZn+VGrU68xe9QTl+t1gZn9vMikA

Malware Config

Targets

    • Target

      a4d108dea8e869325258d388c581bbca_JaffaCakes118

    • Size

      352KB

    • MD5

      a4d108dea8e869325258d388c581bbca

    • SHA1

      1d79753424d44fb2ae6f47182cd844fd1a906126

    • SHA256

      b7afce4b457200c776ca76f2fcf6edb2e88136fe02a53c440436888713156ec1

    • SHA512

      f87298c13efe8d2d9d17ee28ecf4d28368474fa02419537453f2bb08bb7229bacccc50ff93ea148c4e9217850d46da1e2e55447cc5857c8eb1357e832b552bc8

    • SSDEEP

      3072:CPkV3CEwdOR51PCjVmDIjnUCL/PR76xUUA51RRpaZntcVjy/DU6W4ij0UiJd9QTj:CN1oZn+VGrU68xe9QTl+t1gZn9vMikA

    • 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