General

  • Target

    dcf5770024a842a09b484a9d68435320_JaffaCakes118

  • Size

    268KB

  • Sample

    241210-etwpvaylcl

  • MD5

    dcf5770024a842a09b484a9d68435320

  • SHA1

    a520c69a7c3fb8b3093b69b31bfd580e99fe68c4

  • SHA256

    2bb35f0b6a25b06051ae9a5386f839a0cd4a99bbc2582b4ea9ffbbc715a5d272

  • SHA512

    762cdeb319ddfadda8e423e38646271af9bb5556895759c9f4ed88c840d93dc61d8330bcd49a3c8bafb8ea8a41e374f508a63bc3ebf00b130af104b287bb5fd7

  • SSDEEP

    6144:zvQctIgBDrxn0TXxnPJa/dWzb8D4OgL0jTZ6HS9nSuK:x/F0TXxxaVWzb8DAL0J2S9SN

Malware Config

Targets

    • Target

      dcf5770024a842a09b484a9d68435320_JaffaCakes118

    • Size

      268KB

    • MD5

      dcf5770024a842a09b484a9d68435320

    • SHA1

      a520c69a7c3fb8b3093b69b31bfd580e99fe68c4

    • SHA256

      2bb35f0b6a25b06051ae9a5386f839a0cd4a99bbc2582b4ea9ffbbc715a5d272

    • SHA512

      762cdeb319ddfadda8e423e38646271af9bb5556895759c9f4ed88c840d93dc61d8330bcd49a3c8bafb8ea8a41e374f508a63bc3ebf00b130af104b287bb5fd7

    • SSDEEP

      6144:zvQctIgBDrxn0TXxnPJa/dWzb8D4OgL0jTZ6HS9nSuK:x/F0TXxxaVWzb8DAL0J2S9SN

    • ModiLoader, DBatLoader

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

    • Modiloader family

    • 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

    • Adds policy Run key to start application

    • 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

    • 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