General

  • Target

    JaffaCakes118_7aa5f1abbaed0a8608947effb7e630d0

  • Size

    398KB

  • Sample

    250104-twabysyrdn

  • MD5

    7aa5f1abbaed0a8608947effb7e630d0

  • SHA1

    c8c3f3bdab72b335defbbc19b6e71f83ee993190

  • SHA256

    4ef0d11d77bfefe309459db230f1f6d47c965c2db8e7b5bcde4d7db2c44fbc8f

  • SHA512

    cbd0972a49233a4f809bb6810587f25535e45b51d40202c2a60829aea87585862408609231864b825e75fa5877686c9e8b680b66cb1d91692b7c2243dda680f3

  • SSDEEP

    6144:r6TgTtyM7lLkIl459qxBGWhG3nysV9P2OxHLvicWp4SwTQ1v7jMfx7sQRTYhw2/2:mTgTtV7lLo9wpG3HVh7icnSy4vG7Md/2

Malware Config

Targets

    • Target

      JaffaCakes118_7aa5f1abbaed0a8608947effb7e630d0

    • Size

      398KB

    • MD5

      7aa5f1abbaed0a8608947effb7e630d0

    • SHA1

      c8c3f3bdab72b335defbbc19b6e71f83ee993190

    • SHA256

      4ef0d11d77bfefe309459db230f1f6d47c965c2db8e7b5bcde4d7db2c44fbc8f

    • SHA512

      cbd0972a49233a4f809bb6810587f25535e45b51d40202c2a60829aea87585862408609231864b825e75fa5877686c9e8b680b66cb1d91692b7c2243dda680f3

    • SSDEEP

      6144:r6TgTtyM7lLkIl459qxBGWhG3nysV9P2OxHLvicWp4SwTQ1v7jMfx7sQRTYhw2/2:mTgTtV7lLo9wpG3HVh7icnSy4vG7Md/2

    • 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

MITRE ATT&CK Enterprise v15

Tasks