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General

  • Target

    JaffaCakes118_c980c295af6645b1bb409ab0590a4ea02393dfeb8ce9fb4756d7ae97e53069f4

  • Size

    239KB

  • Sample

    241227-a6zvtawrf1

  • MD5

    dbbfce5475a22a61211c8e53df5ff418

  • SHA1

    9299dec40976f8bd24b1a43b4d1fc719b4df9dcf

  • SHA256

    c980c295af6645b1bb409ab0590a4ea02393dfeb8ce9fb4756d7ae97e53069f4

  • SHA512

    469d75b4d65c92ab6f31010cf40c5b88972795591cb696f002f1b75ce07ff6db1997413a8f58f7ddcbfacfa5bbb220eeb3f821d5a98cad104b0ff4833efe44a3

  • SSDEEP

    3072:E/QdT6Bl98/a4HtPiUdlS0aMO7yHVMaZByGlTwK1urjYQqL6b99UlrYh:E/ou98/ThiUnJp0GlTwKqYAb99MY

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_c980c295af6645b1bb409ab0590a4ea02393dfeb8ce9fb4756d7ae97e53069f4

    • Size

      239KB

    • MD5

      dbbfce5475a22a61211c8e53df5ff418

    • SHA1

      9299dec40976f8bd24b1a43b4d1fc719b4df9dcf

    • SHA256

      c980c295af6645b1bb409ab0590a4ea02393dfeb8ce9fb4756d7ae97e53069f4

    • SHA512

      469d75b4d65c92ab6f31010cf40c5b88972795591cb696f002f1b75ce07ff6db1997413a8f58f7ddcbfacfa5bbb220eeb3f821d5a98cad104b0ff4833efe44a3

    • SSDEEP

      3072:E/QdT6Bl98/a4HtPiUdlS0aMO7yHVMaZByGlTwK1urjYQqL6b99UlrYh:E/ou98/ThiUnJp0GlTwKqYAb99MY

    • 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