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General

  • Target

    dec6c60c89ba5247d5e783a817a3b8ee_JaffaCakes118

  • Size

    577KB

  • Sample

    240913-ydsg2avhje

  • MD5

    dec6c60c89ba5247d5e783a817a3b8ee

  • SHA1

    4b5bf5972de8298c82254313d3603ca7e57d0c7d

  • SHA256

    62fbeb646293b7d55ec5f9f0d7ed43e1e498510349b46ca93388e8b2bb9dc948

  • SHA512

    6808270489935e44d9fc299bf03075c716dbc7c7af1ee0939baef3c45c6b07aabf84e03906142c9de56154b1995aaeb53e0622c3bec37d0f59ca01835419126f

  • SSDEEP

    12288:LeohY7kszv6ynzRtxvlX3UHZEylVVGYMvtTvxkgoV:LYTvnbcmyLV34rPQ

Malware Config

Targets

    • Target

      dec6c60c89ba5247d5e783a817a3b8ee_JaffaCakes118

    • Size

      577KB

    • MD5

      dec6c60c89ba5247d5e783a817a3b8ee

    • SHA1

      4b5bf5972de8298c82254313d3603ca7e57d0c7d

    • SHA256

      62fbeb646293b7d55ec5f9f0d7ed43e1e498510349b46ca93388e8b2bb9dc948

    • SHA512

      6808270489935e44d9fc299bf03075c716dbc7c7af1ee0939baef3c45c6b07aabf84e03906142c9de56154b1995aaeb53e0622c3bec37d0f59ca01835419126f

    • SSDEEP

      12288:LeohY7kszv6ynzRtxvlX3UHZEylVVGYMvtTvxkgoV:LYTvnbcmyLV34rPQ

    • 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

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • 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

    • Loads dropped DLL

    • UPX packed file

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

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • 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