General

  • Target

    JaffaCakes118_b23f703c7ca079fa43cc7fb65f58ec401533fada301eeeec2403ef68f339bf23

  • Size

    154KB

  • Sample

    241229-q7jg8asrbw

  • MD5

    886b4b87250c31f9e17d0be3dde1a920

  • SHA1

    94067fea1c477011731f491d912d3f1cb4f893b2

  • SHA256

    b23f703c7ca079fa43cc7fb65f58ec401533fada301eeeec2403ef68f339bf23

  • SHA512

    bee9cdbb85f872427b4d03a8fcd88eab072c23e50c305d9ddd41cfa66e6e5499c00a8c2ef5361db889a9833cc667ddfa7e820e399b645ec058e1890d9dd93db3

  • SSDEEP

    1536:erVyHQFQPU7RC5tMrFDfyRJei5BRHlt2GXHxB53ti5q77OUhm1ZrAPt/CD6H:eUURMtMrFj0t5B1ltlHxB5dP77GA0O

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_b23f703c7ca079fa43cc7fb65f58ec401533fada301eeeec2403ef68f339bf23

    • Size

      154KB

    • MD5

      886b4b87250c31f9e17d0be3dde1a920

    • SHA1

      94067fea1c477011731f491d912d3f1cb4f893b2

    • SHA256

      b23f703c7ca079fa43cc7fb65f58ec401533fada301eeeec2403ef68f339bf23

    • SHA512

      bee9cdbb85f872427b4d03a8fcd88eab072c23e50c305d9ddd41cfa66e6e5499c00a8c2ef5361db889a9833cc667ddfa7e820e399b645ec058e1890d9dd93db3

    • SSDEEP

      1536:erVyHQFQPU7RC5tMrFDfyRJei5BRHlt2GXHxB53ti5q77OUhm1ZrAPt/CD6H:eUURMtMrFj0t5B1ltlHxB5dP77GA0O

    • 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