General

  • Target

    JaffaCakes118_0fdc3d3bfeda3f319fef0214c968163c

  • Size

    14.2MB

  • Sample

    241231-kydygssrf1

  • MD5

    0fdc3d3bfeda3f319fef0214c968163c

  • SHA1

    4fcd45db3a6af2ddcbba28e7dc6125b6fa3341cc

  • SHA256

    06b927367d5bf1c277b2981049ad14d06776b8f62f5a8d40725b1b7dc772ae00

  • SHA512

    6f975308e718808155d4955eb692caaec22c0a534090e354340274bced010d60a049b296b17b12cb006e0c7d51b6a9002bdf9a2f602d60f7ca4a9213ce5bfd97

  • SSDEEP

    98304:EUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU8:

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_0fdc3d3bfeda3f319fef0214c968163c

    • Size

      14.2MB

    • MD5

      0fdc3d3bfeda3f319fef0214c968163c

    • SHA1

      4fcd45db3a6af2ddcbba28e7dc6125b6fa3341cc

    • SHA256

      06b927367d5bf1c277b2981049ad14d06776b8f62f5a8d40725b1b7dc772ae00

    • SHA512

      6f975308e718808155d4955eb692caaec22c0a534090e354340274bced010d60a049b296b17b12cb006e0c7d51b6a9002bdf9a2f602d60f7ca4a9213ce5bfd97

    • SSDEEP

      98304:EUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU8:

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks