General

  • Target

    35313f72adc5e653c6a6539164eb7c7a_JaffaCakes118

  • Size

    282KB

  • Sample

    240511-shw35ach4w

  • MD5

    35313f72adc5e653c6a6539164eb7c7a

  • SHA1

    a241b72ad07048042638d09e978ee1b1b0a6aafa

  • SHA256

    b951a07c82861e0f3dca89e9422cfb11c085091e045ac9885984d02e233befbd

  • SHA512

    c86f1858e2d5582c225ce2fe77855721e039e27dbf80895b821bc67ed93bd2ca88f0caa289ad837c9ccc265974c325a929dd778e917d870739f8021d54950a23

  • SSDEEP

    6144:hjrefpSX5U4WDEL0kHipY7yj+DTKvMgsbLiP2n7u9IObvFx4P:hjre/zELjiC9aOA27Rez4P

Malware Config

Targets

    • Target

      35313f72adc5e653c6a6539164eb7c7a_JaffaCakes118

    • Size

      282KB

    • MD5

      35313f72adc5e653c6a6539164eb7c7a

    • SHA1

      a241b72ad07048042638d09e978ee1b1b0a6aafa

    • SHA256

      b951a07c82861e0f3dca89e9422cfb11c085091e045ac9885984d02e233befbd

    • SHA512

      c86f1858e2d5582c225ce2fe77855721e039e27dbf80895b821bc67ed93bd2ca88f0caa289ad837c9ccc265974c325a929dd778e917d870739f8021d54950a23

    • SSDEEP

      6144:hjrefpSX5U4WDEL0kHipY7yj+DTKvMgsbLiP2n7u9IObvFx4P:hjre/zELjiC9aOA27Rez4P

    • 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